Emacs and rbenv

When writing ruby code, you need a tool to manage your ruby versions as well all the gem you need to have installed. In this post I'll show you some of the advantages of using rbenv if you are using emacs.

Ruby Pattern Matching

Don't you hate when and elsif??

Simulating a Poisson process with Ruby

If you ever worked with a big enough distributed system, you know that at some point you need to test how the system works with a large amount of traffic before deploying it to production.

MDUnify - Produce beautiful, unified markdown files

MDUnify produces a single unified and beautiful HTML document from a Markdown file.

Use Backbone JS without REST

Backbone.persistence is a simple adapter to use Backbone.js without using the REST persistence layer.

What I learned from Whitfield Diffie and Martin Hellman

A few years ago, while attending a "Computer Systems and Networks Security" class, I was talking with a friend of mine. We said to each other: "There's no way in hell that two principals can exchange a key without a pre-shared key of some sort".

LXBus - Obtaining Lisbon bus waiting time information

A few months ago I started using a new service provided by carris to check how much time I have to wait for the bus.

Emacs easy window switching

I just found out about a another cool emacs plugin: WindMove

Smultron regular expressions engine

Smultron has a nice advanced find and replace feature and it uses ICU as the regular expressions engine.

The Pilot G-TEC-C4

What an amazing pen.