Category: Linux

First Prize on Hardware Hacking Contest on Instructables.com

Drum roll, please! 😛 I’m proud to announce that the eLab Hackerspace GSM Access Control System has been awarded with a FIRST PRIZE on the Hardware Hacking Contest on Instructables.com! 😀 It was a lot of work to put it all together and write the full documentation for the instructable but it seems it was




eLab Hackerspace GSM Access Control System

Hi! 🙂 As you may already know, I am one of the founders of eLab Hackerspace, in Faro, Portugal. In case you didn’t read it, I have made a post about the birth of eLab Hackerspace before. It is located inside the Institute of Engineering of the University of the Algarve and its members are




How to use Boonzi in Ubuntu

Hi everyone 🙂   Recently I noticed that I’ve been spending to much money and decided that I needed to find out where I was spending it and start controlling my expenses. I started searching for some free software to easily control my expenses. Using spreadsheets was not an option since I’ve tried it a




Infante robots – an educational robotics system

  Hi! Today I’ll show you a project that started as a challenge that I have accepted and turned out to be one of the most challenging projects I have ever done. K6 professor Bruna Carmo wanted to do some research on educational robotics for her Master Thesis but couldn’t find an affordable educational robotics




How to remap keyboard keys in ubuntu

Recently I bought a new keyboard, a Genius Luxemate i202, and the only thing that really disappointed me was the fact that it has two Window$ keys, left and right, and no Menu key, that I use a lot. Fortunately, it is fairly simple to remap keyboard keys in Ubuntu. To do it we just




Zeitgeist-daemon using all the CPU

Hi there! 🙂 Some time ago I had a problem in my Ubuntu installation. All of a sudden, I had some weird process using all the CPU, causing the computer to become really slow and hot and making the laptop fans go crazy. Since I use conky, I quickly verified that the weird process causing




Record Audio playing in your computer

Hi! In this post I’m going to explain you one of those things that the music industry doesn’t want you to know: how to record audio playing in your computer. 🙂 Some years ago, back in the days when I was still using Micro$oft Windows XP, I remember that in the sound properties there was




How to Install LibreOffice 4.0 in Ubuntu 12.04

Hi there! I don’t know if you’ve heard about it but this week we had some great news for the open source community and Linux: LibreOffice 4.0 has just been released. 🙂 I’m not going to describe all the new features and improvements since you’ll get a better glance at them by visiting the release




Turning the Raspberry Pi into a Wireless Access Point

Hi! Following my latest posts on how to get started with the Raspberry Pi “headless mode” and Using Bluetooth with the Raspberry Pi now I’ll show how to turn the Raspberry Pi into a Wireless Access Point. Most of this post follows what is described here but I added a few more steps. Moreover, I ran




Installing Bluetooth tools in Raspberry Pi

Hi there! Following my previous post on how to get started with the Raspberry Pi “headless mode” I’ll now show you how to install the Bluetooth tools. On the project that I’m working on right now I’ll be using Bluetooth with the Raspberry Pi so that later I can connect to several devices via Bluetooth.




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