Batch/Shell Scripting

Batch for Windows; Shell for Unix-based OS.

A parameter is an entity that stores values.
A variable is a parameter denoted by a name.
Parameter expansion is the procedure to get the value from the name.

Paging divides large amount of displayed text to pages using a set PAGER software, e.g. for 100 lines of code, it displays 10 lines and every next 10 lines by the end user’s keypress, another example are HTML pages

POSIX (Portable Operating System Interface) is a family of standards specified by the IEEE Computer Society for maintaining compatibility between OSs. For example, a byte is 8 bits

Exclusive examples can be found in the Batch & Shell repositories

#!/bin/bash