Bash-Practice

Notes from Bash-Beginners-Guide

The UNIX shell program interprets user commands, which are either directly entered by the user, or which can be read from a file called the shell script or shell program.

Shell types:

• sh or Bourne Shell: This is the basic shell.
• bash or Bourne Again shell: the standard GNU shell, intuitive and flexible. On Linux, bash is the standard shell for common users. bash is compatible with the sh
• csh or C shell: the syntax of this shell resembles that of C programming language.
• tcsh or TENEX C shell: a superset of the common C shell. (Also called Turbo C shell)
• ksh or the Korn shell: a superset of the Bourne shell.

Contents

• Chapter 1

  scripts/mysystem.sh

• Chapter 2

  scripts/script1.sh, commented-script1.sh, script2-5.sh

• Chapter 3

  scripts/positional.sh, Exercise3-8-Q9.sh

• Chapter 4

  scripts/

• Chapter 5

  scripts/example5-2, script.sed, test, txt2html.sh, ex55-1, ex55-1-del, ex55-2, ex55-2-del

Some terms that are often misused:

• terminal
• bash
• console
• command line
• prompt(PS1)

Video1 and Video2

Bash Built-ins df command