3 links
DCOM and CORBA Side by Side, Step By Step, and Layer by Layer
research.microsoft.com
DCOM/CORBA Comparison.
Microsoft .NET vs. J2EE: How Do They Stack Up?
javasoft.com
What exactly is the .NET platform and how does the .NET architecture measure up against J2EE? By Jim Farley, author of Java Distributed Computing and co-author of Java Enterprise …
Toolkit Comparison
phil.freehackers.org
Compares the same program, Klotski, written in Gtk, Qt and PyQT. Descriptions, code samples, tables, statistics, humor. [Open Source]