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  • Productivity Debugging

    Manipulating Traffic with Fiddler Extensions

    A key advantage Fiddler has over a traditional packet sniffer or in-browser network monitor is the ability to modify the traffic. This can be done manually (using breakpoints and Inspectors) or automatically, using FiddlerScript or extensions. In today’s post, I’d like to introduce one such extension—ContentBlock
    May 27, 2021 5 min read
  • Productivity Testing

    Asserting Behavior with JustMock

    JustMock is a great tool for abstracting dependencies in unit tests, and the new automocking feature makes it even faster to develop unit tests.  Another great feature in JustMock and JustMock Lite is the capability to assert the behavior of your system under test.  Traditional TDD (Test Driven Testing) unit testing typically tests for state.  Did the user get logged in? Did the user’s shopping cart get loaded?  Important tests, of course.  But that only tests the end result of the method.  If the user does NOT successfully login, and the cart is not reloaded, is that because the call to the repository was never called? Or because some error happened that didn’t reload the cart in this particular use case?  The state of the application is correct, but is that because it executed the expected behavior, or because we got lucky? 
    May 27, 2021 5 min read
  • Productivity

    Finding and Fixing Performance and Memory Issues Episode I

    Episode I – The Frozen Screen Do you want to test your optimization chops with JustTrace? Does using a guide feel like cheating? Then don’t read this article! Instead, download the JustTraceExamples project and fix the issues. This article will be here if you are stuck.
    May 27, 2021 3 min read
  • Productivity Debugging

    Capturing Traffic from .NET Services with Fiddler

    When Fiddler launches and attaches, it adjusts the current user’s proxy settings to point at Fiddler, running on 127.0.0.1:8888 by default. That means that traffic from most applications automatically flows through Fiddler without any additional configuration steps.
    March 10, 2025 2 min read
  • Productivity

    Are Roaming Settings Coming in Visual Studio vNext?

    Visual Studio Settings in the Cloud is the star feature of the Q3 2012 release of JustCode, and it appears that Microsoft has taken notice. The Microsoft Visual Studio Core IDE Team kicked off the New Year with a survey to gain community input on a feature called "roaming settings".
    May 27, 2021 1 min read