Shell Scripting was developed in the context of the UNIX Operating System from Bell Labs Early UNIX systems packed incredible power into very small machines 64 Kb "virtual" address space for the code ...

For example, the exit command terminates the shell, and the cd command changes the current working directory. Shells directly make system calls to execute these commands, instead of forking child ...

Every time we publish a Linux hack that uses a shell script, someone will chime in about how awful it is to program shell scripts. While we like the ubiquity and efficiency, we can’t disagree… ...