Apache Solr High Performance
Surendra Mohan
Hack and HHVM: Programming Productivity Without Breaking Things
Owen Yamauchi
A Mind at Play: How Claude Shannon Invented the Information ...
Rob Goodman
Solr in Action
Trey Grainger & Timothy Potter
RESTful Web APIs
Leonard Richardson & Mike Amundsen & Sam Ruby
Developing RESTful Web Services With Jersey 2. 0
Sunil Gulabani