MacOS

Steps to set up a Time Machine drive from the command line.

Failed backups prevent older snapshots from being released. Old snapshots retain deleted files and can take up a bunch of space.

Use brew extract to install a specific version of a homebrew package.

Create a .hushlogin file in your home directory to silence login messages.

Run this command to remove shadows from your screenshots in macOS: defaults write com.apple.screencapture "disable-shadow" -bool "true"

Use the ‘brew leaves’ command to find potentially unnecessary Homebrew packages.

How to delete all node_modules directories recursively in macOS and Linux systems.

How to install a specific version of Homebrew packages.

Clean up residual files and directories after deleting macOS apps.