Shell Commands and Scripting Snippets

README.md

Commands

A collection of common shell commands.

move-device-backup-to-external-drive.sh

#!/usr/bin/env bash

_DRIVE_NAME="Hot"

# Move existing backup files to external drive
mv "${HOME:-~}/Library/Application Support/MobileSync/Backup" "/Volumes/${_DRIVE_NAME:-}/Library/Application Support/MobileSync/Backup"

# Remove existing backup directory
rm -rf "${HOME:-~}/Library/Application Support/MobileSync/Backup"

# Add symlink to backup directory on external drive
ln -s "/Volumes/${_DRIVE_NAME:-}/Library/Application Support/MobileSync/Backup" "${HOME:-~}/Library/Application Support/MobileSync/Backup"

new-repo-with-npm.sh

#!/usr/bin/env bash

npm init

npm install -S -D \
  @commitlint/cli \
  @commitlint/config-conventional \
  @commitlint/travis-cli \
  husky \
  semantic-release \
  @semantic-release/changelog \
  @semantic-release/git

os-conditional.sh

if [[ "$OSTYPE" == "freebsd"* ]]; then

  : # FreeBSD

elif [[ "$OSTYPE" == "linux-gnu" ]]; then

  : # Linux

  if type "apt-get" &> /dev/null; then

    : # Debian or Ubuntu:

  elif type "yum" &> /dev/null; then

    : # Fedora, CentOS or Red Hat:

  else

    : # Unknown Linux OS

  fi

elif [[ "$OSTYPE" == "darwin"* ]]; then

  : # macOS (Darwin)

elif [[ "$OSTYPE" == "cygwin" ]]; then

  : # POSIX compatibility layer and Linux environment emulation for Windows

elif [[ "$OSTYPE" == "msys" ]]; then

  : # Lightweight shell and GNU utilities compiled for Windows (part of MinGW)

elif [[ "$OSTYPE" == "win32" ]]; then

  : # Windows (32-bit) (...this may not work...)

else

  : # Unknown OS

fi