LANGUAGE » SHELL_SCRIPT » BASH

Code snippets

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Printing stuff ​

Generate a random string:

shell
tr -dc '!-~' </dev/urandom | head -c16; echo

Get exit code of a command:

shell
some-command; echo "[Exit code $?]"

Scripting ​

Bulk copy with renaming:

shell
for file in ./*; do
  cp "${file##*/}" "/path/to/destination/m_${file##*/}"
done

Bash profile ​

Load .bashrc when using .bash_profile:

shell
if [ -f ~/.bashrc ]; then
  source ~/.bashrc
fi