Appending a variable to different lines of a file in bash
832
What are the shell's control and redirection operators?
104821
How do I use a temporary environment variable in a bash for loop?
84412
How do I write a for loop in bash
156785
How to concatenate multiple lines of output to one line?
26996
Concatenate two files and separate them with a newline
108795
How to use a variable's value as another variable's name in bash
43269
How to read a single line of numbers into different variables?
97046
How can I make a for-loop loop through lines instead of characters in a variable?
65475
How to loop through arguments in Bash ($1 $2 $3 and so forth)?
38607
Variable substitution with an exclamation mark in bash
30328
How do I change, delete, or insert a line in a file, or append to the beginning of a file in Perl?
158792
Bash expand variable in a variable
85220
What's the point in adding a new line to the end of a file?
115392
sum numbers in different lines in shell
64426
How do I add text to the beginning of a file in Bash?
57554
Dynamic variable names in Bash
56247
Shell, Concatenating 2 strings to reference a 3rd variable