Many Linux / Unix programs create temporary files with names like “#file#” or “file~”. If a program crashes, you may be left with “core” files. These files serve a purpose, but quite often it is useful to remove them. I have been using the script below for a decade or more to keep my directories [...]
Read more »Scott Klarr has collected a huge number of cheat sheets for everything from programming to Photoshop. They are organized in groups, and some groups like the Linux / Unix group contain more than 70 cheat sheets. The groups include: C, C++, C# Gimp Windows Networking Linux / Unix Designer color charts Vi & Vim Emacs [...]
Read more »Once you start using the command line, it is amazing how many things you can do that were difficult in a GUI system. A common task is to extract data from text files. The text files may be the output of some program, or they may be written documents like saved emails. Here are some [...]
Read more »I spend a lot of time on a Linux / Unix command line. Often I need to do a quick calculation. I don’t want to hunt around for a fancy calculator program. I want something that works right from the command line. The bc program is a command line calculator for Linux / Unix. It [...]
Read more »It seems that everything is GUI these days. Everything has to have a graphical user interface. Sure, it looks great, but is it really user-friendly? Do you really get more done with a GUI than with a command-line interface? The saying goes that when you sell software you show the managers the graphical version, but [...]
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