Tag Archives: GNU/Linux

Powerful Regular Expressions Combined with Lisp in Emacs

Regular expressions are a powerful text transformation tool. Any UNIX geek will tell you that. It’s so deeply ingrained into our culture, that we even make jokes about it. Another thing that we also love is having a powerful extension … Continue reading

Posted in Computers, Emacs, Free software, FreeBSD, GNU/Linux, Lisp, Open source, Programming, Software | Tagged , , , , , , , , | 1 Comment

Speeding Up Emacs and Parsing Emacs Lisp from Emacs Lisp

I recently spent a bit of time to clean up all the cruft that my ~/.emacs file and my ~/elisp directory had accumulated. I have been using a multi-file setup to configure my Emacs sessions, since at least 2008. This … Continue reading

Posted in Computers, Emacs, Free software, GNU/Linux, Linux, Lisp, Open source, Programming, Software | Tagged , , , , , , , , | 9 Comments

Saving Space in Rsnapshot Archives with Hardlinks

The hardlink package is quite handy on Linux systems. It appears to do a nice job saving disk space in my local rsnapshot archives (25 GB reported as “saved” after today’s run on a week of daily snapshots). The stress … Continue reading

Posted in Backup, Computers, Free software, GNU/Linux, laptop, Linux, Open source, Software, Ubuntu | Tagged , , , , , , , ,

Controlling the Keyboard Backlight from CLI

I found out today how to query and set the state of the keyboard backlight of my Asus Zenbook laptop through dbus-send calls, so I instantly thought “hey this would be nice to have in a shell script”. So I … Continue reading

Posted in Computers, Free software, GNU/Linux, laptop, Linux, Open source, Zenbook | Tagged , , , , , , | 3 Comments

Fixing Shifted-Arrow Keys in 256-Color Terminals on Linux

The terminfo entry for “xterm-256color” that ships by default as part of ncurses-base on Debian Linux and its derivatives is a bit annoying. In particular, shifted up-arrow key presses work fine in some programs, but fail in others. It’s a … Continue reading

Posted in Computers, Emacs, Free software, FreeBSD, GNU/Linux, Linux, Open source, Software | Tagged , , , , , , , | 3 Comments

Mate desktop support for xdg-open (tiny patch)

The Mate desktop really lives up to its promise of a “traditional desktop”, compatible in look and feel with Gnome 2.X versions. After running it for a few hours now, I’m sold. I never really liked Unity very much, so … Continue reading

Posted in Computers, Free software, GNOME, GNU/Linux, Linux, MATE desktop, Open source, Software | Tagged , , , , , , , | 5 Comments

Mutt-like Scrolling for Gnus

Mutt scrolls the index of email folders up or down, one line at a time, with the press of a single key: ‘<’ or ‘>’. This is a very convenient way to skim through email folder listings, so I wrote … Continue reading

Posted in Computers, Emacs, Email, Free software, FreeBSD, GNU/Linux, Gnus, Linux, Open source, Programming, Software | Tagged , , , , , , , , , , | 1 Comment

Awesome WM in Ubuntu 12.04

I’ve been using awesome and other tiling window managers for a while now. I find it more comfortable when programs are using as much screen space as possible, and I like organizing my open windows in “workspaces” instead of having … Continue reading

Posted in Computers, Free software, GNOME, GNU/Linux, Linux, Open source, Software, Ubuntu | Tagged , , , , , , , | 3 Comments

Unit Testing Uncovers Bugs

As part of the ‘utility’ library in one of the projects we are using at work, I wrote two small wrappers around strtol() and strtoul(). These two functions support a much more useful error reporting mechanism than the plain atoi() … Continue reading

Posted in Computers, FreeBSD, GNU/Linux, Linux, Programming, Software | Tagged , , , , , , , | 13 Comments

FOSDEM 2010

Earlier tonight, on December 7 2009, a friend and me booked our flight tickets for FOSDEM 2010. I am really excited that I am going to attend another open source & free software conference. It has been a while since … Continue reading

Posted in Computers, Conferences, Free software, FreeBSD, GNU/Linux, Open source, Programming, Software | Tagged , , , , , , , , | 3 Comments