What is command substitution in a shell?
90523
What does ` (backquote/backtick) mean in commands?
136309
Alias substitution for a string to use it in a terminal command
22145
Command Options on Command Line - Details and Functions?
50022
Different ways to execute a shell script
70643
What's wrong with this command?
58687
What is the difference between $(command) and `command` in shell programming?
81489
How to use a special character as a normal one in Unix shells?
74331
Are there naming conventions for variables in shell scripts?
142102
Replace a string in shell script using a variable
33687
Why is echo a shell built in command?
128374
what is $$ in bash?
16758
How can you find and replace text in a file using the Windows command-line environment?
91449
Understanding Bash's Read-a-File Command Substitution
112667
Bash variable substitution of variable followed by underscore
34458
How to include custom command options in a bash script with $1 and $2?
15667
How can I pass a command line argument into a shell script?
61676
Syntax of bash alias definition