Python. Text. Apple. Scheme. Tool. Lisp. Funk2. Scripting. Erlang. Beyond Programmable Shading. Articles: Ubuntu Hardy - mongrel and mongrel clusters. There are variety of options open to the sysadmin when serving Ruby applications.
One of the original ways is to use the mongrel web server. Requests are proxied to the mongrel(s) from the main web server (Apache, Nginx, etc). The article may seem quite lengthy but two subjects are tackled here. One is the basic mongrel gem itself but then we move onto the mongrel_cluster gem. Natural language processing book.