The two major problems in concurrent programs are data races and deadlocks. The solutions that Bartosz presents here is based on a deadlock-avoidance protocol.
If you've been wondering what functional programming is all about, don't wait any longer. Michael examines functional languages like Scala, F#, Erlang, and Haskell, and Mike Riley adds a note about functional programming with Mathematica.
Eric finds out that a VM and Mono comes in handy when creating C# .NET programs. In addition to Linux, Mono lets you develop and run .NET client and server applications on Solaris, Mac OS X, Windows, and UNIX.