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Tuesday, August 16th, 2011

Amoxicillin For Sale, In the last part of this series I talked about instances when developers want to call out specific components or functions for extra scrutiny by the QA team. In this post I’m going to walk through the defect reporting and resolution process. This sounds mundane, but it’s something that many developers have told us they didn’t quite understand until we walk through it, so we’re going do that here, and point out along the way how developers and QA teams can save each other time.

1) Code is dropped to QA and it is tested, Amoxicillin interactions. Amoxicillin duration, This done per milestone and may be the entire application or a subset of features and functionality.

2) QA testers test using the test plan, buy Amoxicillin without a prescription. Amoxicillin brand name,

The test plan is created at project start from the specification. It is in its simplest form, a list of things the application does. In its richest form it also details how users will interact with the application. Here at Aeshen we also have several defacto elements we add to the test plan that are not in the specification. Things like look and feel of the application (the entire app should follow the same design principals) and common usability practices per platform (for example, Amoxicillin reviews, Amoxicillin use, if there’s a set way most applications do something on a specific mobile platform we like apps for that platform to follow those standards unless creative specifically wanted that change).

3) QA logs defects and puts in the information in the defect tracking software that allows developers to reproduce the defect, Amoxicillin For Sale.

This is an instance where QA needs to be explicit and detailed in their instructions. Tell the developer exactly what they need to do in order to reproduce the bug, purchase Amoxicillin for sale, Amoxicillin schedule, don’t make them have to figure out what or where the defect is.

4) Developers reproduce the defect – and this is an important point –they need to reproduce the defect, online buying Amoxicillin hcl, Amoxicillin treatment, before they fix it.

A common problem is that developers see the defect logged in the tracking system, Amoxicillin from canadian pharmacy, Is Amoxicillin safe, they think they know what the problem is, then jump right in and start adjusting code. The developer is making assumptions here, Amoxicillin trusted pharmacy reviews, After Amoxicillin, and they may be right – they might also be wrong. On numerous instances we get responses back from developers that the bug has been addressed, when it hasn’t, Amoxicillin coupon, Purchase Amoxicillin, only to find after considerable churn that the developer didn’t understand the defectthey were trying to fix.It’s always best to reproduce the defect using the steps logged in the defect tracking system. That way the developer knows for certain the steps and environment associated with the defect.

5) The developer adjusts the code to fix the defect and, order Amoxicillin from mexican pharmacy, Rx free Amoxicillin, this is important, everything affected by the code that was defective, comprar en línea Amoxicillin, comprar Amoxicillin baratos. Amoxicillin For Sale, 6) The developer unit tests the issue called out in the defect and all other areas that are potentially affected by the code that was changed -- anything potentially impacted. Where can i cheapest Amoxicillin online,

This sounds like a lot of work, but it will save time in the long run. If the code is accessed or used in other places, order Amoxicillin online c.o.d, Amoxicillin dose, call that out to QA so they can verify that the specified defect is fixed, and that test other areas that may be impacted to ensure no new bugs were introduced, generic Amoxicillin. Low dose Amoxicillin, For more on this see part 3 of this series on how to think like QA and end users: http://bit.ly/lcGf71

7) Developers should mark the defect as “addressed” or something similar in the defect in the defect tracking system, and put in detailed notes about what was changed and anything potentially impacted for the QA team. Developers should not mark the defect as fixed or close the defect, buy Amoxicillin from mexico. Amoxicillin schedule,

This is important, and the problem is usually one of semantics. Developers don’t get to close defects, Amoxicillin blogs, Cheap Amoxicillin, QA does. QA has to verify that a defect was actually fixed then they can close it. Closing the defect often removes it from the list of defects to verify, Amoxicillin no rx. Amoxicillin forum, Our QA team doesn’t give developers the ability to close bugs in our defect tracking systems, when working with other company’s tracking systems our QA staff keeps a separate list of defects and if one turns up closed that hasn’t been verified fixed, the QA team calls it out, but this is another thing that causes QA churn. Instead of verifying the defect immediately, and closing it or sending it back for further tweaks, it often takes longer to identify defects that were erroneously closed.

8) QA will then verify that the defect is fixed, and will do additional testing based on the notes supplied by the developer.

9) Once the defect is fixed, QA marks the defect fixed and closes the defect.

Tags: defect workflow, QA, workflow
Posted in Development, QA | Comments Off

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Thursday, July 21st, 2011

Buy Retin-A Without Prescription, Aeshen consults with agencies and other development firms on Windows Phone 7 development. Today I thought I would share with you some of the key things we talk about when mobile development firms looking to port their applications to Windows Phone 7. The goal is to make sure our clients understand Windows Phone 7’s unique features and capabilities, to provide strategies for porting their apps and making them the best they can be on the Windows Phone platform, and, hopefully, to help them avoid any pitfalls.

Again, Retin-A recreational, Ordering Retin-A online, just to be clear, this is not a list of features that are better on Windows Phone 7; this is a list of features, Retin-A maximum dosage, My Retin-A experience, capabilities and strategies that developers and development teams should be familiar with when they are looking to write an app for Windows Phone 7, or port an app to Windows Phone 7, effects of Retin-A. Purchase Retin-A online no prescription,

Data Binding: Data binding in Windows Phone apps uses the same method of data binding as in other XAML-based applications. This is a very flexible and powerful model which allows you to connect your UI directly to data fields so code doesn’t have to interact with the UI. If done right, you can easily format and display data in your application with a minimum of effort.

Page Navigation: Windows Phone 7 uses a stack-based flow model, Retin-A pics, Canada, mexico, india, similar to HTML. It relies on users navigating to a page rather than creating a page object. The system keeps track of back movements for use with the back button. It’s important to understand this flow for UX and functionality reasons.

Live Tiles: These are the dynamic information boxes for the home screen. Dynamic tiles are very cool, and very functional, buy Retin-A without a prescription. Retin-A treatment, They give you a way to keep your app in front of your users even if they aren’t launching it, by creating a portal to relevant information on the phone’s home page.

XNA/Silverlight: These are the application frameworks for apps and games on the phone and both are completely implemented with managed code. XNA gives them the ability to create games the same way as if they were writing for Xbox or PC.

Tombstoning: In Windows Phone 7, Retin-A price, Retin-A overnight, applications will have three levels of launch: initial app launch (where the app will do everything it needs to do on first startup), navigated back to (where state is preserved from previous execution), Retin-A wiki, Purchase Retin-A for sale, and navigation away from (where state can be saved or the app can be closed). It’s very important for developers to understand how these work so their apps can save state and come back quickly.

Data Storage: Isolated storage isn’t new or a big deal by itself –

all phones have a way of storing data – but Windows Phone 7 has an embedded version of SQL Server – SQL Server Compact (available in Mango). This is a very powerful feature and, for data centric apps, Retin-A street price, Cheap Retin-A no rx, developers used to using T-SQL and SQL Server models will be very much at home.

Phone Capabilities: Windows Phone 7 offers a wide array of sensors (audio, camera, where to buy Retin-A, What is Retin-A, etc.) and services (address book, e-Mail etc.) supported in code. The key thing about Windows Phone 7 is that access to and use of these sensors and services is standardized on all hardware platforms which makes coding easier.

WP7 UI Paradigm: Sometimes called the Metro UI, buy Retin-A from canada, Buy no prescription Retin-A online, this is the thing that is most recognizable about Windows Phone 7 currently. Instead of beveled edges, or shiny metallic looks, buy Retin-A online cod, Retin-A steet value, the UI sports clean, square shapes with simple color schemes. Designers and developers as well, buy Retin-A no prescription, Retin-A from canada, need to be aware that this is a change from other phone platforms and that there are many nuances to be considered such as spacing between controls, and how user selected theme colors can impact your app’s UI.

Pivot/Panorama: This is the side-to-side swiping for page navigation within an app which is available and can be used when it makes sense. It allows for more natural user interaction when the situation calls for it in the context of an app. Developers and designers need to be familiar with the capability.

Swipes: These are the supported gestures; what’s supported for single touch, buy Retin-A online no prescription, Retin-A dangers, multi-touch, and how the phone “listens” for gestures, is Retin-A safe. Where can i buy Retin-A online, By understanding this, you can adapt your app to take advantage of them.

Back button usage: How the back button is used in your apps and what aspects of it you can override. Android has a similar feature and iPhone does not, online buying Retin-A hcl. Order Retin-A online overnight delivery no prescription, Developers and designers need to understand what the capability is, and how to use it. It can be overridden when it makes sense (one example is when a modal dialog is currently open).

Tags: Development, Mango, Mobile, Windows Phone 7
Posted in Development, Mobile | Comments Off

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Friday, July 15th, 2011

Zithromax For Sale, Oh so many years ago now, Microsoft, Lotus and Word Perfect were in a fight for market share in Office Productivity software. Order Zithromax no prescription, It was the mid ‘90s. Word Perfect was the dominant word processor, discount Zithromax, Zithromax pharmacy, and Lotus had their 1-2-3 spreadsheet. There are so many stories from that time, one that sticks out for me as relevant today is the Best of Breed story. While Word Perfect concentrated on its word processor, no prescription Zithromax online, Buy Zithromax without prescription, Microsoft and Lotus were building a suite of applications (remember Ami Pro anyone).

Microsoft and Lotus took two very different approaches to their software. Lotus applications looked distinctly different on each platform, Zithromax no prescription, Purchase Zithromax online, DOS, Windows, online buy Zithromax without a prescription, Zithromax alternatives, and Unix. Lotus called it Best of Breed. Each application was designed work the best on each platform, taking advantage of platform capabilities like multitasking and memory management. Application design even factored in differences in human interface devices such as monitor sizes and resolutions. All without regard to consistency. Why would a Unix user every work in Windows, Zithromax cost. Zithromax mg, We know how that story ended. Microsoft put a lot of effort making their application experience the same on all platforms, even building a windows-like menu system for their DOS apps, Zithromax over the counter. There was wisdom in this approach. As Windows became more popular, DOS users could transition more easily to Windows versions of their applications. It was a big deal, made transitioning to Windows easier and less costly. In the newly emerging world of graphical user interfaces, usability improvements (and Microsoft spent a lot of effort and money in the usability lab during this time) could be leveraged for all versions of the application regardless of platform, Zithromax For Sale. Zithromax images, It seems like common sense now. Users are users. Make your application easy to use and people will use it. If the message wasn’t clear by the late 90s, the advent of the World Wide Web, Zithromax samples, Zithromax australia, uk, us, usa, and, three seconds later, about Zithromax, Herbal Zithromax, the advent of the first impatient Web user, drove it home. But once again, where can i order Zithromax without prescription, Online buying Zithromax, things have changed.

New form factors have entered the mix. Smartphones and tablets – many with a variety of screen sizes as well as different capabilities and limitations, fast shipping Zithromax. Zithromax natural, Now, once again, Zithromax duration, Doses Zithromax work, the platforms are dictating application capabilities as well as user experience and design. Apps written for one platform aren’t as polished on other form factors even when they are from the same manufacturer. Many iPhone apps don’t look great or have a less than great user experience on the iPad for example. Bring in Windows Phone 7 where the scrolling is up and down instead of right to left and you have yet another wrinkle.

Microsoft looks like they are, australia, uk, us, usa, Zithromax brand name, once again, trying to bring some uniformity to this area, Zithromax online cod. Zithromax used for, From what’s been shown and released about Windows 8 so far, we see that the PC OS, taking Zithromax, Buy generic Zithromax, Tablet OS, and Phone OS will all look and work in similar fashions, get Zithromax. See this this article from The Next Web. We have yet to see if it’s successful, and if it can really cut down on development per device in the touch interface world of today. For now, best of breed is back, and rules the mobile app development world.

Tags: Best of Breed, Breed, Mobile
Posted in Development, Mobile | Comments Off

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Monday, July 11th, 2011

Buy Zithromax Without Prescription, There’s a lot of talk about the impending update to Windows Phone 7. There’s a lot of rumor, and some information that’s been released from Microsoft. See official news here: http://bit.ly/otnlB1 . Zithromax coupon, See some other feature lists here: http://dthin.gs/jYAoZA and here: http://huff.to/lPe1of. We wanted to list out some of our favorite new features we think will be in Mango.

Access to the accelerometer, order Zithromax no prescription, Zithromax pictures, gyro, compass in the new Motion API. This makes it easy for app developers to get information about movement and location in a unified fashion without requiring any geometry calculations to make sense of the raw numbers, online Zithromax without a prescription. Real brand Zithromax online, Direct access to the Camera’s video stream. This allows apps to show overlays, take periodic snapshots, buy Zithromax without a prescription, Get Zithromax, or even combine the video with real-time location information. This finally gives Windows Phone apps augmented reality capability.

The long list of apps on the Start screen can finally be tamed! Apps are grouped by first letter like phone contacts, online buying Zithromax, Zithromax treatment, and there’s a search button for finding by name. Developers will love that if a search comes up empty, the user can click a direct link to repeat their search on Marketplace, Zithromax photos.

Twitter integration. ‘Nuff said, Buy Zithromax Without Prescription. Order Zithromax online overnight delivery no prescription, Further Facebook Integration including always-on chat capabilities that can easily switch between SMS and Facebook. Video uploads to Facebook (or email) are included. By release, it’s rumored that Facebook location check-ins will be supported too, is Zithromax safe. Japan, craiglist, ebay, overseas, paypal, Users can now choose to merge email inboxes to create a unified inbox. This is completely optional and can include only the accounts that they want merged.

Applications can now expose dashboard-style information on the Live Tile screen without using external web services. Not only can apps directly update their own Live Tile, rx free Zithromax, Where can i buy Zithromax online, but there can be more than one Live Tile per app.

Multitasking. Microsoft has implemented multitasking in a somewhat novel way. There’s the ability to hold down the Back button to see the previous few apps and bring them back. These may or may not be actually running in the background, Zithromax price, Zithromax pics, but at the least, they come back quickly using Fast App Resume. Apps can also schedule background work to be performed, fast shipping Zithromax, Where can i buy cheapest Zithromax online, or allow it to be invoked during idle time when the phone is charging. This could allow a news app to download headlines periodically so the app is always ready. Other tasks such as background music streaming or data uploads and downloads can be run in the background independent of the app itself. Since apps don’t have total control of the phone when run in the background, and Windows Phone itself schedules these tasks, Zithromax steet value, Ordering Zithromax online, it’s expected that there will be minimal impact on battery life.

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Wednesday, July 6th, 2011

Clomid For Sale, We do a lot of mobile development here at Aeshen on iPhone, iPad, Android, and Windows Phone 7. One of the things that we see frequently is clients requesting custom functionality that exists in whole or in part in some pre-made component.

We think that finding a partner that understands the native capabilities for a platform and the associated Software Development Kits (SDKs) is important for customers to get the best development choices. There are absolutely times when the design or the user experience of an application necessitates creating a custom control in lieu of using a pre-made component, buying Clomid online over the counter, Clomid from canadian pharmacy, but, at least, Clomid brand name, Buy Clomid without prescription, when the application is being design and the requirements being formulated, clients should have a partner that can point out capabilities that are readily available from SDKs or other third party tools and the trade-offs in functionality, Clomid images, Clomid description, experience and cost between using those components when compared to writing custom controls. “Out of the box” components often fall short in terms of functionality, but in some cases you may find that existing components provide most (80-95%) of the functionality you’re looking for. Then it becomes an issue of doing the cost benefit of creating a custom control to get that additional functionality. There are other cost considerations. A completely custom control will need to be QAed more thoroughly, Clomid street price, Online buying Clomid hcl, whereas a component taken from the SDK is likely more well known, well understood and well tested, Clomid no rx. Kjøpe Clomid på nett, köpa Clomid online, In a world where companies considering investing in a mobile application have to consider 2-5 platforms (iPhone, iPad, Clomid used for, After Clomid, Android Phone, Android Tablet, order Clomid from United States pharmacy, Clomid canada, mexico, india, and Windows Phone 7), saving money here and there on development and QA really adds up. You may save enough time to reduce your time to market substantially; you may save enough money to app for another platform for your app, order Clomid from mexican pharmacy. My Clomid experience. Clomid without a prescription. Clomid use. Where can i order Clomid without prescription. Clomid natural. Clomid wiki. Buy Clomid online no prescription. Discount Clomid. Clomid no prescription. Purchase Clomid online no prescription. Clomid gel, ointment, cream, pill, spray, continuous-release, extended-release. Purchase Clomid. Clomid interactions. Where can i cheapest Clomid online. What is Clomid.

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Buy Flagyl Without Prescription

Tuesday, June 28th, 2011

Buy Flagyl Without Prescription, Most of the Web and desktop applications we write these days are meant to go live worldwide, if not right away, within three to six months of launch. For some of the smaller clients we work with that means support three to five different key languages, Flagyl treatment, Taking Flagyl, for some of the larger clients we work with that means supporting as many as 36 different languages, including right-to-left languages. I thought I would take time here to talk about some of the things we do to build Sites and applications that are localizable cost effectively, Flagyl no rx. Where can i cheapest Flagyl online, The last part of that sentence is the key. In today’s economy, customers want cost effective localization. What does that mean? It’s a two part process, fast shipping Flagyl, Flagyl pictures, the text has to be translated, and the Site needs to be updated, is Flagyl safe, Flagyl dangers, and companies want to pay as little as possible for both. That trend that we are seeing is that localization companies are being asked to both do the translation, and update the Site without having to purchase an expensive, Flagyl blogs, Order Flagyl from United States pharmacy, custom-code based admin tool. That’s where problems can occur. The length of text is not the same form language to language, and the Site design should not be broken as part of localization. There are lots of issues, order Flagyl online c.o.d, Online buy Flagyl without a prescription, form cramped text and graphics, to more serious issues of graphics becoming misaligned, Flagyl trusted pharmacy reviews, Buy Flagyl no prescription, to even more serious issues such as localized text no longer fitting on buttons – and those are just three issues.

Here at Aeshen we’ve done this enough that we’ve found ways to strike that balance between getting that great look and feel from a design, buy Flagyl online cod, Purchase Flagyl online, and supporting text localization. The best way to do this is to build an architecture for the Site or application that supports easy updating of text by a non-technical, Flagyl canada, mexico, india, Flagyl use, non-developer localization team.

First we use a liquid or fluid design that allows pages to scale based on what content is in them. We’ve also found that part of architecting applications for easy localization is to build 40% extra space for text into the base design. This provides a lot of room for longer text and to make adjustments to graphics once text has been localized. Another thing we do is store text for pages in XML. This is popular because XML is human readable, effects of Flagyl, Flagyl forum, and easy to update with any number of text editors localization teams find it easy to work with. We also provide coordinates in the XML for graphics, and allow graphics to be adjusted, purchase Flagyl for sale, Flagyl images, within a defined pixel tolerance. This allows graphics to be moved slightly, and allows localization teams to do things like adjust the width or height of a button to accommodate longer text, purchase Flagyl, Buy no prescription Flagyl online, move the button to ensure text is centered and so forth.

Finally we recognize the position that localization teams are being put in. They are going to be working in areas that they are not experts in, where to buy Flagyl, Flagyl overnight, Web development and Design. We provide localization documentation to our customers for how to localize their application. We use very clear, very explicit instructions with lots of graphics (you have to keep in mind that for many localization teams, cheap Flagyl, Flagyl schedule, English is their second language). We also make sure the update process is a pattern, this is often easier for localization teams to follow (if the update these coordinates on the affected objects they should get the results they are expecting), Flagyl dosage. Flagyl used for, Using our localization friendly development techniques we’ve been able to create great looking, rich Web sites and applications that have scaled to worldwide audiences, while keeping our customers localization costs low.

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Periactin For Sale

Friday, June 24th, 2011

Periactin For Sale, One of the ways we add value for our customers is to provide rich solutions that are also cost effective. Real brand Periactin online, We were able to do this recently for one of our customers and I wanted to share the story here.

Our client approached us about creating a secure customer documents center. Our customer needed a robust solution that would allow their users to register for the site, Periactin price, Periactin for sale, get approved by an administrator, have a permissions level assigned to them, order Periactin online c.o.d, Periactin long term, and then have access to files that matched their permission levels. In addition, buy cheap Periactin, Periactin recreational, the user had to be able to search for documents that were relevant to them and the administrator had to be able to fully manage the site including the look and feel.

Our process began by working with the client to discover their needs, Periactin for sale. During this time Aeshen determined that the client had long term needs that would extend beyond the scope of this project. These needs had to be considered in order to create a solution that was extensible without duplicating effort, Periactin For Sale. Rx free Periactin, Aeshen choose Drupal as the platform to develop in. By choosing Drupal Aeshen was able to deliver all of the features that the client needed now, Periactin from canada, Periactin gel, ointment, cream, pill, spray, continuous-release, extended-release, in a cost efficient way, while creating the foundation for development in the future, Periactin over the counter. Cheap Periactin, The reason that Drupal was so cost efficient is that we are able to deliver prebuilt functionality while writing very little custom code. Aeshen used Drupal modules to enable the features that were needed, Periactin treatment. Periactin price, coupon, In the future Aeshen will enable new modules to add functionality and since the foundation has already been developed this will be a very cost efficient effort as well.

Some of the features that have been discussed are not available in a Drupal module now and for those items Aeshen will write custom modules that fit our client’s needs perfectly, Periactin class. Periactin steet value. Japan, craiglist, ebay, overseas, paypal. Kjøpe Periactin på nett, köpa Periactin online. Order Periactin no prescription. Where to buy Periactin. Buy no prescription Periactin online. Periactin maximum dosage. About Periactin. Periactin images. Periactin from canadian pharmacy. Periactin duration. Periactin no prescription. Low dose Periactin. Herbal Periactin.

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Friday, March 19th, 2010

…Continued from part 1

Metronidazole Gel For Sale, In part 1, I scolded you for showing error messages to users. I suppose I should ‘fess up though and just admit that I’ve shown my share of error messages over the years! The more I consider the problem though, the more I think that error messages are a bit of a lazy way out.

In this part, let’s get to a more practical level and talk about when it might seem important to show messages. Hopefully we can find ways to avoid most of them. There may well be other classes of messages that seem to require message boxes, but I’ll start with these.

Reasons to show a dialog:

Fatal error such as an unhandled exception
Environment problem like file missing, bad permissions, hardware disconnected
Transient outage (network, file server, database)
The user must take action (user mistake, conflict with existing record)
Warning/info message like update available

Fatal errors

On the surface this might seem like a no-brainer. If you catch an unhandled exception in your Application object, then there just isn’t much that you can do about it. Clearly, the ideal would be to avoid it, but it’s too late. On the other hand, this is very valuable information. This is definitely when you want your users to let you know so you can prevent it from happening again. Remember though, that your user clicked OK, the dialog disappeared, and then the whole app went away. Totally unexpected!

If the user can restart the app and keep going, then you probably won’t ever hear about it. Sometime, over lunch, you might hear people make a mention of “that one” problem that happens a few times each week. Don’t bother getting annoyed that no one reported it. Code defensively!

If you can send that exception, the current record, any temp files, or anything else that would be useful, then you’ll be in much better shape. Write the data to a tracker database, open a help desk ticket, whatever you need to do. Rather than trying to reproduce an error that might happen once in a thousand times, this give you hard data from the time that it did happen.

Environment problems

These can be tricky. If a file is missing or has the wrong permissions then something important just isn’t going to happen. If hardware is disconnected, then your bar code scanner will be useless. The good thing about most of these errors is that you can check for the condition before anything goes wrong.

If hardware is missing, display a message (I never said dialogs are completely forbidden!). The trick is to do the work on the user’s behalf as much as possible. The user will need to reconnect the device, but your code can check periodically and “unlock” the application when it appears. After all, if it’s required, then clicking OK doesn’t serve any purpose unless the device is back anyway.

You can check for files to exist or even read-write permissions before writing. Instead of a generic unhandled exception since “that file won’t ever be set to read-only” just expect it. Log and send the error, then let the user know that the application isn’t useable without help desk intervention. The worst thing is for the user to get through four screens of data entry just to lose everything due to an “impossible error.” Make it work every time for your users. You’ll have a better reputation and better information about what needs attention.

Outage

Databases stop responding. Network links go down. File servers get rebooted during production hours. There isn’t much that you can do about them, but you pretty much know that the issue won’t last forever. Let the user know that there is an outage, and make it clear that retrying is happening automatically. Users hate “please retry.” They already attempted it and it failed. They are starting out annoyed and this won’t help.

Required action

Clearly there are situations where you can’t do anything for the user. Is a required field missing? Did another user update the same record and cause a conflict? I hate to admit it, but here’s a situation that can’t be avoided. At the same time though, you can do a better job with it. Is a field blank or formatted wrong? Jump to the field and flash a bright red outline around it. Did the update cause a conflict? Create a region above or below your contents that only appears with critical information. Just like a web application will often have an error message area, there’s no reason why a desktop application can’t do the same thing. A dialog gets dismissed and forgotten. Show the message until the update is successful so the user can actually benefit from the information.

Warning/Info messages

Now these are definitely the bane of any user. A message that says “record saved” is just a stupid impediment to the work flow. Flash an indicator somewhere, show a non-modal notification (balloon dialog), or use a status bar in the application. Just don’t interrupt for something that has no business interrupting. The user only cares when something goes wrong – otherwise stay out of the way!

Continued in part 3…

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Friday, March 12th, 2010

…continued from Part 2

Allopurinol For Sale, So by now your applications are awesome! You are winning industry awards, your users want you, and developers want to be you. Things couldn’t be better! Well, baby steps are good anyway…

There are two main lessons to take away from this rant article:

Lesson 1: Don’t leave it to the user

If the help desk needs information then applications need to take care of that automatically. Just like Windows Error Reporting, applications need to submit crash data automatically if it matters. The user is using software for one reason: to get work done. Anything that gets in the way of that is a failure. If you need to break flow for a dialog it had better be a critical error. If it’s recoverable, then it’s not the user’s business. Deal with it and leave the user alone!

Lesson 2: Recover automatically

If you have an I/O error, try again. Delay if you need to so you don’t overload systems, but don’t make the user think about it. If your application needs to crash, send a crash dump and then trigger a restart. Windows has a great feature called Application Recovery and Restart where you have a chance to clean up from before the crash and recover pretty quickly. It takes a little plumbing work but it’s worth it.

Lesson 3: Present information that’s actually useful

Don’t interrupt the user. If you think you need to, think it through again. If you still need to, make it painless as possible. Don’t make the user remember things – just give them something relevant to complete their task.

Now that you know what not to do, here are few thoughts on better error handling. It may or may not work in your application, but hopefully it will inspire more painless errors:

Solution 1: Dashboard

I’m guessing someone is already doing this, but nothing that I use. Most applications, certainly LOB systems, have certain dependencies: network, file server, LOB system, database. Create a bar across on one your application’s borders to indicate the state of these dependencies. A green means good, red means bad. A flash means a change to error. When the LOB system goes red, that implies that something in the background detected a problem. Hopefully it hasn’t even affected the user yet. If they care, they can click the indicator to see details (tooltip or maybe even modal since the user initiated it). With such a feature they will have warm fuzzies when things are green, and know who to blame when they see red (see what I did there?).

Solution 2: Interrupt Sparingly

Show modal “working” dialogs only if the user absolutely cannot work while something is resolved. Indicate that the app is retrying. If the user can work in part of the system but not another, then disable links to that part of the system until it’s resolved, and retry in the background to know when it’s resolved. Take it out of the user’s hands.

Solution 3: Queued updates

Try to avoid real-time system updates whenever possible. Queue up all updates. In normal circumstances they will be immediately processed, but when problems arise they will seamlessly be managed. Write queued data to disk to resume after problems. Consider if updates should “expire” if in queue too long. Discreetly display the number of pending updates to user. This won’t work everywhere, but is ideal in a data-entry system. This also has the side benefit of cleanly breaking blocking operations from the user interface.

Solution 4: Fatal errors

Certainly you will need to interrupt the user sometimes. If you are expecting a license file and it isn’t there, or a critical DLL is missing all of a sudden, then there’s nothing that you can do about it. You’ll need to stop the user. This is the one situation that the user must be given a message. The key is to make it short and to the point. As little boilerplate as possible. “The application is not configured properly. A message has been sent to the help desk. The application will now exit.”

There is no magic bullet, but you can make things better. You can reduce messages – instead of hourly or daily occurrences, maybe they become weekly. When errors do occur, they will hopefully stand out more. Maybe then, users will notice messages. Of course, if you do good enough jobs, you’ll already be fixing the issue by the time they report it!

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Friday, March 5th, 2010

There was a very interesting discussion on Slashdot Buy Reglan Without Prescription, the other day about writing good, memorable error messages. The question was basically: how do you get the user’s attention so they will remember the error instead of blindly clicking OK to get past it? Developers are tired of getting a call saying that an app isn’t working, but no more details. Worse still, users complain without the specifics, somehow thinking that saying “it keeps crashing” will help.

What it seems to come down to is that users are fairly immune to error messages. They often won’t actually see a message in front of them since they are conditioned to ignore them. Basically, if you are interrupting your users they will be annoyed and simply dismiss the message so they can keep going. It’s pretty common to hear “you need to click OK twice when you save – I don’t know why.” As developers we want to scream “read the message!” We wouldn’t show a message if it wasn’t important.

But is that really true? Let’s think about that a bit. If an exception occurs and we display a message box what do we hope to gain by it? The user doesn’t really care about what happened. Either you work around the error, or the user needs to stop everything while something resolves itself (e.g. network outage).

The worst thing to do is to ask a user for an error message when they call the help desk. The error will already be gone at that point unless it keeps popping up. Remember that the first instinctive action was to dismiss the dialog. The user doesn’t want to call the help desk. The user doesn’t have time to call the help desk! The automatic response is to click OK and try again. Telling a user to reproduce an error is also a sure way to cause upset!

The Slashdot discussion mentioned creative ideas like using colors/shapes/images. Perhaps the user would be able to say “it was the blue circle error” or “it was the dancing penguins” easier than “it was error #0800BADC: File permission error.” The consensus, Reglan no rx, Where can i buy Reglan online, however, was that such solutions didn’t really help. To the extent that a user will even remember such a message, Reglan class, Buy Reglan from canada, this doesn’t convey any specific information. A red square might signify file access error, but without a path and specific error how does that help in troubleshooting?

The bottom line seems to be that error messages are a losing proposition. You need to do everything in your power to prevent error conditions from blocking the user. Obviously, Reglan no prescription, Reglan australia, uk, us, usa, simply avoiding errors isn’t possible (no matter what you might tell your clients!). Instead, you may need to be creative about dealing with unexpected issues.

Continued in part 2…

Link: http://ask.slashdot.org/story/10/03/01/132219/How-Do-You-Get-Users-To-Read-Error-Messages

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