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Wed, Dec 9 2009 18:04

"Magic" null argument testing

Warning: here be dragons. I don't think this is the right way to check for null arguments, but it was an intriguing idea. Today on Stack Overflow, I answered a question about checking null arguments . The questioner was already using an extension...
Posted by skeet | 51 comment(s)
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Fri, Oct 23 2009 22:20

Iterating atomically

The IEnumerable<T> and IEnumerator<T> interfaces in .NET are interesting. They crop up an awful lot, but hardly anyone ever calls them directly - you almost always use a foreach loop to iterate over the collection. That hides all the calls...
Posted by skeet | 34 comment(s)
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Thu, Sep 10 2009 21:09

Generic constraints for enums and delegates

As most readers probably know, C# prohibits generic type constraints from referring to System.Object, System.Enum, System.Array, System.Delegate and System.ValueType. In other words, this method declaration is illegal: public   static T[] GetValues<T>...
Posted by skeet | 56 comment(s)
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Tue, Jul 7 2009 23:28

Faking COM to fool the C# compiler

C# 4 has some great features to make programming against COM components bearable fun and exciting. In particular: PIA linking allows you to embed just the relevant bits of the Primary Interop Assembly into your own assembly, so the PIA isn't actually...
Posted by skeet | 1 comment(s)
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Fri, Jan 23 2009 21:42

Quick rant: why isn't there an Exception(string, params object[]) constructor?

This Stack Overflow question has reminded me of something I often wish existed in common exception constructors - an overload taking a format string and values. For instance, it would be really nice to be able to write: throw new IOException( "Expected...
Posted by skeet | 26 comment(s)
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