It’s been a while since I wrote about XMPP and XMPP4r. I’m glad because my introductory posts on this topic were very well received. Today I want to push further and share with you a tutorial-like post explaining step by step how to build a simple application with a XMPP interface. The complete listing is [...]

The situation
You want to type “cap deploy” without having to enter your ssh password every time
The background
You have configured your server to allow public key authentications over ssh and have given the proper permissions to the resulting files & folders (how to do this). Oh and the repository as well as your application is located [...]

This first part aims at explaining how Ruby in the background is not Ruby anymore. In the next part I’m going to talk about HOW to bridge some existing C library with your ruby application.
As you might know already, the official ruby interpreter is written in pure C. This means that whenever you type a [...]