Category: UNIX

Linux Errors and Fixes

UNIX – LINUX – What does “LC_ALL=C” do

LC_ALL=C: LC_ALL is the environment variable that overrides all the other localisation settings (except $LANGUAGE under some circumstances). Different aspects of localisations (like the thousand separator or decimal point character, character set, sorting order, month, day names, language or application messages like error messages, currency symbol) can be set using a few environment variables. You’ll […]

Unix Articles, Errors and Fixes

UNIX -LINUX – What are the pros/cons of deb vs. rpm

RPM (Red Hat Package Manager) is an default open source and most popular package management utility for Red Hat based systems like (RHEL, CentOS and Fedora). The tool allows system administrators and users to install, update, uninstall, query, verify and manage system software packages in Unix/Linux operating systems A package consists of an archive of […]

Unix Articles, Errors and Fixes

UNIX – What’s your most useful shell

ksh, because of its vi-cmdline editing mode, its reliable and stable job control and it’s great programming language. Zsh ( related to Ksh) for interactive use is the most powerfull shell and usefull shell in that mode. But  use sh and bash for shell scripting. The tab-completion alone is worth it: It expands wildcards if […]

Unix Articles, Errors and Fixes

LINUX – Why is FreeBSD deprecating GCC in favor of Clang/LLVM?

The reason for switching from GCC to Clang is the incompatibility of GCC’s GPL v3 license with the goals of the FreeBSD project. There are also political issues to do with corporate investment, as well as user base requirements. Finally, there are expected technical advantages to do with standards compliance and ease of debugging. Real […]