bash script HowTo - Linux / Unix Q & A from nixCraft

How to use a here documents to write data to a file in bash script

last updated November 16, 2017 in BASH Shell, Linux, UNIX

How do I use a heredoc redirection feature (here documents) to write data to a file in my bash shell scripts?

I am a new Linux system user. How do I run shell script in Linux? How do you execute .sh file in Linux?

last updated December 12, 2012 in BASH Shell, Linux, UNIX

How can I find out the path of the directory in which my bash shell script is located and store that path in _base variable?

last updated January 16, 2019 in BASH Shell, Linux, UNIX

How do I pause for 5 seconds or 2 minutes in my bash shell script on a Linux or Unix-like systems?

last updated January 20, 2011 in BASH Shell

How do I write an infinite loop in Bash script under Linux or UNIX like operating systems?

last updated December 1, 2012 in BASH Shell, Linux, UNIX

How can I iterate through each line of a text file with Bash for or while loop under Linux or Unix like operating systems?

I need to count one character at a time from input.txt. How do I read one character at a time under Linux / UNIX bash shell script?