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Command Line As a software developer, I work daily many hours on the command line. This article summarizes some tools and tricks to speed up this work. The basics Bash, ZSH, Fish are Linux shells. Oh-my-ZSH is a plugin for ZSH which is AWESOME! Commands Basics cd: Change directory, e.g. cd … Read More »

Working at FZI If you are writing your Bachelors or Masters thesis or if you're a HiWi at FZI, you might find the following useful. OpenVPN Download the client.ovpn from the website your advisor gives you. This website can only be accessed outside of FZI and needs to be accessed by https … Read More »

Working with Terminal I've just switched from Bash to ZSH because of oh-my-ZSH. I think this is just the right time to explain the words Shell, command line, Terminal, Bash and ZSH. Terminal is an terminal emulator, sometimes also called a "terminal window". I work in a window environment (MATE) and I want … Read More »

Linux Memory Consumption free I've you want to check your memory consumption on a Linux machine, you can use free. moose@pc07:~$ free -m total used free shared buffers cached Mem: 3952 2832 1119 0 117 1565 -/+ buffers/cache: 1150 2802 Swap: 8656 0 8656 This means: I have a total of 3952 … Read More »

Wandering through the depths of find find is a very mighty tool. It allows you to apply a very detailed search syntax. Every Linux user should know how to use it. Very basic usage I told you I would start with the very basics, didn't I? So, you can need the option -iname if you want … Read More »

Colorize Your Script Output Bash is very useful when you want to know exactly what your scripts are doing. Unfortunately, it's almost always white text on a black background, without any emphasis. No bold text, nothing underlined, and no colors are used. You can change this standard behavior by adding color to your output … Read More »

Converting Files with Linux The following tips work under a Linux terminal and were tested with Ubuntu 10.04 LTS. I guess they will also work with other systems, as the programs are available for them. If you know some further file conversions, please let me know. I am also very interested in Web … Read More »