Designed for IT and computer professionals and technology educators and students, this Unix-like (including Linux) Operating Systems map illustrates Unix-like OS framework and kernel architecture.
Designed for everyone using Unix operating systems, this Unix quick guide covers all daily used Unix features and options, provides quick tips and solutions for common Unix security problems.
L-nix is an interactive UNIX tutorial program that teaches beginner to advanced concepts of the UNIX operating system. L-nix includes a simple UNIX shell simulator allowing users to try out commands as they are learned.
UTC is a little utility with only two functions: convert a Unix timestamp (seconds since January 1st 1970 to date) to a human readable DateTime format and vice versa. So simple it does not need a help file or further information.