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Eric Renouf questions

Eric Renouf answers

• popd before return / exit function
• Bash - Two processes for one script
• How do I catch a subprocess.call error with Python?
• gsutil: Argument list too long
• Check if directory exists on remote machine with ssh
• How to get every first element in 2 dimensional list
• C program does not execute in the correct order
• python function random cycling if statements
• why doesn't watch work when piping the output of fortune into cowsay
• parameter expansion using bang dollar (`!$`)