Methods & Tools has just published an interesting review of ArgoUML. ArgoUML is an open source UML modeling tool that supports all standard UML 1.4 diagrams. It runs on any Java platform and provides code generation for Java, C++, C#, PHP4 and PHP5.
The video NoSQL Stars: Amazon’s SDB vs Mongoid vs CouchDB vs RavenDB discusses the target audiences and differences in NoSQL databases and what this NoSQL thing is all about. It discusses how SQL has limits when you get to web-scale and how NoSQL bypasses these limits.