Identifying the shell. Unix and Linux systems today have a number of shells that you can use. Each shell is a command interpreter. It reads commands and sends them to the kernel for processing.

identifies the device-type as a UNIX pipe. 'UNIX-command' is the name of a UNIX command, executable program, or shell script to which you want to route output or from which you want to read input. The ...

They are called “environment variables” because most of them affect the way your Unix shell works for you. One points to your home directory and another to your history file.

Shell basics. The Unix command line shell is roughly equivalent to the command window in Microsoft Windows (cmd or PowerShell). The commands we walk through below will work on any Unix-like system ...

It offers 12 different ways to read a file line by line, including benchmarks to find the fastest one. The most arcane shell commands and options are explained with plenty of examples. “Here” ...

Computer scientists have developed a new system to speed up computer programs in the Unix Shell. A new system, PaSH, has been developed to make computer programs run faster while also delivering ...