The most arcane shell commands and options are explained with plenty of examples. “Here” documents, a way to feed input to a script or command within the script itself, are explained thoroughly.

This is an introduction to the Unix command line and some of the most important Unix tools a developer needs to know. In addition to the specific command line tools covered, we will also have a crash ...

For instance, if 20,000 lines through a certain file, the script breaks, instead of re-running the script from the start, tail can be used to read only from the line on which the script failed. There ...

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 ...

Command-line essentials When you ssh into a Unix-like system, the system looks up your user account information and spawns a new shell process based on your preferences. This shell process is then ...

Unlike shell scripts on Unix systems, batch files are run by typing their names without their extensions. So to run a batch file named mapdrive.bat, you would type only “mapdrive”.