jaredpar's WebLog

Code, rants and ramblings of a programmer.

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  • Blog Post: Dictionary<TKey,TValue>.TryGetValue and Anonymous Types

    One of the methods I find to be the most useful in .Net is the method Dictionary<TKey,TValue>.TryGetValue .  This method is a nice compromise between performance, explicit return vs. exception, and a being verbal about the chance of failure.  It returns false on failure and uses an out...
  • Blog Post: Names of Anonymous Type Members

    Recently I was asked how can you get a list of anonymous type member names given a query of anonymous types. The quick answer is that you can use a quick bit of reflection to get back the names. Public Function GetAnonymousTypeMemberNames( Of T)( ByVal anonymousType As T) As List( Of String ) Dim type...
  • Blog Post: Casting to an Anonymous Type

    This discussion is building upon a previous post on how to acquire an anonymous type ... type . The next question is, how can you cast an arbitrary object into an anonymous type? At a glance this doesn't seem possible as you cannot directly express the type of an anonymous type in code. For instance...
  • Blog Post: Coding Quiz: Anonymous Type Types

    Question: How can you create a variable in VB which is typed as an anonymous type but not actually create an instance of that type? Answer in comments. Note, doing this is not particularly useful it came about while I was playing around with a feature a few days ago.
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