Development

Tools for development and debugging

Git: Git is a distributed version control system, for example this document is meant to be distributed using git.
C & GDB: C is compiled language created by Dennis Ritchie. BSD, Linux and Minix kernels use this language as primary language.
Shell scriptiong: Script files that start with "#!/bin/sh" use dash (in crux), /bin/sh is a link to dash, while files that start with "#!/bin/bash" use bash;
Python: Python is an interpreted, interactive, object-oriented programming language.
Perl: Perl is a family of two high-level, general-purpose, interpreted, dynamic programming languages. "Perl" usually refers to Perl 5, but it may also refer to its redesigned "sister language", Perl 6.
JavaScript: JavaScript is a high-level, interpreted programming language that conforms to the ECMAScript specification. JavaScript has curly-bracket syntax, dynamic typing, prototype-based object-orientation, and first-class functions.
PHP: PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.