Prelude Emacs is slowly, but firmly moving in the right direction with Emacs 24. A lot of new important features are coming, the release date is nearing, but there is something worrisome on the ot...

When I program in Java I usually leave the comfort of Emacs and use IntelliJ IDEA instead (for various reasons that are irrelevant to this post). IDEA has one particularly nice feature - “auto-save...

Many people are having trouble remembering all the rake tasks defined in a particular project’s Rakefile (especially if they hadn’t authored it). This is quite normal given the fact that Rails’s Ra...

Some times you’d want to quickly repeat an Emacs command several times and most of the time it won’t have a convenient keybinding you can use to do this. Enter C-x z (repeat) - it simply repeats th...

Prelude Let’s face it - although a vanilla Emacs installation is quite powerful almost nobody is using Emacs without a pile of add-ons. And managing those add-ons is quite frankly a pain in the as...

Prelude If there is something that people love as much as tweaking their editing configurations it’s probably the selection of color themes. A good color theme can make your work much more pleasan...

I’ve created a new port of the Solarized color theme for Emacs 24. While there is another existing port of the theme I’ve decided to go in a separate direction since I’ve wanted to keep the develop...

Prelude Anyone who’s ever dabbled in the dark art that is Emacs knows that chances are you’ll be overwhelmed before you start making sense of Emacs’ unique view of the world. There is just too muc...

Newcomers to Ruby are often confused by the fact the Object class defines three methods related to equality - ==, eql? and equal?. Of the three the one that it’s easiest to describe is equal? - it ...

Good developers are very careful about the proper use of whitespace in their files - there should be no empty lines at the beginning of a file, no empty lines at the end of a file, no trailing whit...