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• Always write a spec, Part Two

  Upon submitting that specification for review, even before seeing my code, Chris found a bug and an omission. The omission is that I neglected to say what happens when the ref variable is an index into a fixed-size array buffer. As it turns out, that Read More... Posted Monday, November 23, 2009 7:01 AM by Eric Lippert | 19 Comments Filed under: C#, Code Quality, Software development methodology, Value Types

• Not everything derives from object

  I hear a lot of myths about C#. Usually the myths have some germ of truth to them, like " value types are always allocated on the stack ". If you replace "always" with "sometimes", then the incorrect mythical statement becomes correct. One I hear quite Read More... Posted Thursday, August 06, 2009 6:45 AM by Eric Lippert | 43 Comments Filed under: C#, Conversions, Value Types, myths

• Null Is Not Empty

  Back when I started this blog in 2003, one of the first topics I posted on was the difference between Null, Empty and Nothing in VBScript. An excerpt: Suppose you have a database of sales reports, and you ask the database " what was the total of all sales Read More... Posted Thursday, May 14, 2009 7:47 AM by Eric Lippert | 32 Comments Filed under: C#, Value Types, Language Design

• The Stack Is An Implementation Detail, Part Two

  A number of people have asked me, in the wake of my earlier posting about value types being on the stack, why it is that value types go on the stack but reference types do not. The short answer is “because they can”. And since the stack is cheap , we Read More... Posted Monday, May 04, 2009 10:57 AM by Eric Lippert | 20 Comments Filed under: C#, Code Generation, Memory Management, Value Types

• The Stack Is An Implementation Detail, Part One

  " style="BORDER-TOP-WIDTH: 0px; DISPLAY: inline; BORDER-LEFT-WIDTH: 0px; BORDER-BOTTOM-WIDTH: 0px; MARGIN-LEFT: 0px; MARGIN-RIGHT: 0px; BORDER-RIGHT-WIDTH: 0px" height=240 alt="Stack " src="http://blogs.msdn.com/blogfiles/ericlippert/WindowsLiveWriter/TheStackIsAnImplementationDetail_C978/Stack_thumb_1.jpg" Read More... Posted Monday, April 27, 2009 6:15 AM by Eric Lippert | 35 Comments Filed under: Performance, C#, Lambda Expressions, Code Generation, Memory Management, Value Types, myths