All programs and code snippets are available as interactive samples in LINQPad. You can edit these samples and instantly see the results without needing to set up projects in Visual Studio.
Joe Albahari is the inventor of LINQPad and, has published 15 books with O'Reilly, including C# 12 in a Nutshell and C# 12 Pocket Reference, and speaks regularly at user groups and conferences such as NDC and YOW. Joe has been a C# MVP since 2008.
Ben Albahari is a former Program Manager at Microsoft, where he worked on Entity Framework and.NET Compact Framework. He also coauthored C# Essentials (the first C# book from O'Reilly) and earlier editions of C# in a Nutshell.