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What does $?VAR mean in csh?

shell macros csh

Remove shortest leading whitespace from all lines

shell

Adding a tab character before external script output

bash shell ubuntu

How do I prevent tar from overwriting an existing archive?

linux shell tar

Exit from BASH Infinite loop in a pipeline

bash shell unix

GVM/Grails shell script bug?

shell grails ubuntu path gvm

Downloading a tarball from github without curl

linux shell curl github wget

Count PDF pages from stdin with Ghostscript (PostScript)

How can I make a "read-only variable"?

shell posix sh

not foundsh: 2: error comes while exectutin a shell command?

shell

Pass commands to Mongo shell from bash script without halting interactive Mongo shell

linux bash mongodb shell

Is it safe to set IFS for a for loop and then unset it inside the for loop?

linux shell unix posix

How to set environment variables with a forward slash in the key

How to write a regex that validates alpha-numerics and spaces

regex bash function shell

Scrapy shell against a local file

How do I recursively unzip nested ZIP files?

linux bash shell zip unzip

Bash shell variables lost when script sourced from within a function

bash function shell scope

Source not found on Vagrant up

Use sed to edit crontab

bash shell unix sed crontab

Cross-platform, safe to use command line string separator