Rename PNG Files to Random UUIDs
A simple Bash script that renames all .png files in the current directory using randomly generated lowercase UUIDs. It ensures uuidgen is installed before execution and skips renaming if no…
Remove Duplicate Homebrew Apache launchd Service
If brew services start httpd succeeds but brew services list shows an error with root as the user, you likely have a leftover system LaunchDaemon from a previous sudo brew services invocation alongside the user LaunchAgent. Remove the system daemon to resolve the conflict.
brew services stop httpd || true
sudo brew services stop httpd || true
sudo launchctl bootout system /Library/LaunchDaemons/homebrew.mxcl.httpd.plist 2>/dev/null || true
sudo rm -f /Library/LaunchDaemons/homebrew.mxcl.httpd.plist
brew services cleanup
brew services start httpdAfter this, brew services list should show httpd as started under your user.
How to Reset a Single File in Git
If you've made changes to a file and want to discard them, you can use git checkout to restore it to the version from the last commit. This is useful when you want to undo changes that haven't…
Switch remote HTTPS to SSH in Git
Quick snippet to switch a Git remote URL from HTTPS to SSH for easier authentication with SSH keys.