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Sorting Big Data Big Data was a common buzzword in industry in 2012 until 2017. It is still common, but hopefully less of a buzzword. Now other buzzwords are more common: trends.embed.renderExploreWidget("TIMESERIES", {"comparisonItem":[{"keyword":"/m/0bs2j8q","geo":"","time":"2008-01-01 2020-03-24"},{"keyword":"/m/01hyh_","geo":"","time":"2008-01-01 2020-03-24"},{"keyword":"/m/0138n0j1 … 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 »

How to analyze Mailman archives All mailing lists I use are GNU Mailman lists. This software provides archives of all Emails that were send over the list. They look like this: GNU Mailman list archive Once in a while, I would like to search if a topic was already discussed. Here is how you can … Read More »

Basic Multithreading in Java A lot of computing power is wasted in many programs as most programs use only one core. If your program is computation intensive, you might want to put some extra effort in your program and make use of this wasted computing power. There are two ways to execute your code … Read More »

Make your Bash more useful I just had the problem, that the bash prompt of my universities computer I've connected to via SSH looked like this: bash-4.0$ Change the prompt I think it's much more useful to see the path you're currently using. To get the current path in your bash promt, you have … 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 »