The Blog

Exploration Of Thought

Thoughts on autonomy, self direction, digital business and life.

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  Force HTTPS on all requests, HttpModule

  How to force every request to HTTPS in classic ASP.NET with a simple IHttpModule, instead of relying on IIS settings or per-page redirects.

  Donn Felker – February 3, 2007

• Prototype/Proof of Concept code is not production code!

  Prototype and proof-of-concept code exists to align with clients, not to ship. Why POC code should never be repurposed into your production app.

  Donn Felker – February 2, 2007

• The “as” Keyword

  A C# 'as' cast gotcha: casting a boxed value type to string silently returns null instead of throwing, unlike a direct cast. Know your types.

  Donn Felker – January 30, 2007

• New Lines

  Stop hardcoding carriage-return-and-newline pairs in your C# strings. Use the built-in Environment.NewLine property so your code adapts to any platform.

  Donn Felker – January 17, 2007

• Escaping String Literals

  A simple C# trick: prefix a string with @ to stop escaping backslashes in file paths, plus the one case where it still trips you up.

  Donn Felker – January 14, 2007

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  Warnings as Errors

  Why I configure every .NET project to treat compiler warnings as build-breaking errors, and how to turn it on in Visual Studio or csc.exe.

  Donn Felker – January 11, 2007

• ASP.NET File Name at Runtime

  A quick ASP.NET snippet and base Page class for grabbing the current page's file name at runtime without repeating the same helper everywhere.

  Donn Felker – January 10, 2007

• Hiding Code From The Debugger

  Tired of stepping through helper methods you already know work? The DebuggerHidden attribute tells the debugger to skip that code entirely.

  Donn Felker – January 9, 2007

• Conditional Switch Statement with Enumeration String Value

  How to switch on a string value of a C# enum without hitting the 'a constant value is required' compiler error - just Enum.Parse it first.

  Donn Felker – January 6, 2007