MacOS Nice UX Commands

Faster Dock Hiding

defaults write com.apple.dock autohide-delay -float 0; defaults write com.apple.dock autohide-time-modifier -int 0;killall Dock

Faster Dock Hiding Undo

defaults write com.apple.dock autohide-delay -float 0.5; defaults write com.apple.dock autohide-time-modifier -int 0.5 ;killall Dock

Add Dock Spacer

(paste for each spacer, drag out of dock to delete):

defaults write com.apple.dock persistent-apps -array-add '{tile-data={}; tile-type="spacer-tile";}' && killall Dock

Add Half-Height Dock Spacer

(paste for each, drag out of dock to delete):

defaults write com.apple.dock persistent-apps -array-add '{"tile-type"="small-spacer-tile";}' && killall Dock

Disable Annoying Disk Warning

(must restart Mac to take effect):

sudo defaults write /Library/Preferences/SystemConfiguration/com.apple.DiskArbitration.diskarbitrationd.plist DADisableEjectNotification -bool YES && sudo pkill diskarbitrationd

Re-Enable Annoying Disk Warning:

sudo defaults delete /Library/Preferences/SystemConfiguration/com.apple.DiskArbitration.diskarbitrationd.plist DADisableEjectNotification && sudo pkill diskarbitrationd

Change Screenshot Default to jpg

(replace with png to undo):

defaults write com.apple.screencapture type jpg

Make hidden Apps Transparent in Dock:

Hide a window with CMD + H

defaults write com.apple.Dock showhidden -bool TRUE && killall Dock