Choosing A Proxy Server - Apachecon 2014
ICU Scoring Systems
Protech presentation
Monitoring Cassandra with Riemann
Solr + Hadoop: Interactive Search for Hadoop
Apache Mesos at Twitter (Texas LinuxFest 2014)
The new repository in AEM 6
Osd ctw spark
Hadoop Security Today & Tomorrow with Apache Knox
Drupal performance and scalability
Apache Mahout Algorithms
How to Contribute to Apache Usergrid