Speaking of which...

Sample solutions from Internet development support

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  • Speaking of which...

    Why adding more memory won't resolve OutOfMemoryExceptions

    • 7 Comments
    Quite often I am met with the incorrect assumption that out of memory exceptions can be resolved by adding more memory. I can understand why you'd think that, but actually it won't matter at all. Additional RAM may increase performance, but an additional...
  • Speaking of which...

    My language of choice can't decode an URIEncoded string

    • 0 Comments
    URI Decoder for legacy languages...
  • Speaking of which...

    I've upgraded and now my application doesn't work anymore

    • 11 Comments
    Scenario: A quite common scenario when working in the support industry is a call along theese lines: "My application worked just fine, but now that I've upgraded to IE7, IIS6, Vista, etc. it doesn't work any more. This has got to be a bug! This new version...
  • Speaking of which...

    I am getting OutOfMemoryExceptions. How can I troubleshoot this?

    • 13 Comments
    Problem: You've written an ASP.NET application that is getting OutOfMemoryExceptions. Cause: Let's find out... Resolution: Use Windbg to take a look at the heap. Is it a leak? Take a look at the memory usage of you application using perfmon. If memory...
  • Speaking of which...

    How to install Windbg and get your first memory dump

    • 16 Comments
    Install Windbg Windbg is the tool for the ASP.NET support engineer. It is free and it's available at www.microsoft.com/whdc/devtools/debugging/default.mspx . The learning curve is steep to say the least, but if you're interested in finding out what...
  • Speaking of which...

    Stress-O-Matic

    • 2 Comments
    A very simple stress-test The other day I was asked by a customer if I a small application that could be used to stress a web application. I didn't feel like responding "Sure I do! Visual Studio 2005 Team Edition For Software Testers" and I also didn...
  • Speaking of which...

    SessionState Performance

    • 12 Comments
    What do you do when your StateServer is running high on CPU and your application log is filling up with alerts like: Unable to make the session state request to the session state server.
    Please ensure that the ASP.NET State service is started and that the client and server ports are the same. If the server is on a remote machine, please ensure that it accepts remote requests by checking the value of HKLM\SYSTEM\CurrentControlSet\Services\aspnet_state\Parameters\AllowRemoteConnection. ...
  • Speaking of which...

    Are you getting OutOfMemoryExceptions when uploading large files?

    • 38 Comments
    Using the WebClient.Upload method for posting large files will eventually leave you stranded with OutOfMemoryExceptions. This is because WebClient.Upload reads the entire file to memory by default. This is great for smaller files, but not so great if you're working with very large files. This post shows you how to build your own uploader and resolve the problem....
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