A review of Amazon DynamoDB key-value database service. Compares to SimpleDB, explains Dynamo's white paper origins and influences on Cassandra and Riak, highlights predictability of performance with configurable throughput, discusses trade-offs like 64KB item limit and lack of easy table cloning, and praises ease of setup over self-administered NoSQL databases.

A review of O'Reilly's Mastering Grails 101 video series by Berglund and McCullough. Covers Grails fundamentals, Groovy language basics, convention over configuration philosophy, building applications from scratch, and scaffolding. Recommends for anyone wanting to learn Grails web framework quickly.

A review of the top three blog posts of 2010 based on Google Analytics: Fun with ZFS send and receive for powerful filesystem commands, Stopping SSH Brute Force attacks with PF for server security, and Pulling data from Warcraft Armory with Groovy which gained attention from the Groovy community including Project Manager Guillaume Laforge.