some mac os tips #mac #tips

mactips.sh

#1. Show hidden files in Finder
defaults write com.apple.finder AppleShowAllFiles -bool true
killall Finder

#2. Show full path in Finder
defaults write com.apple.finder _FXShowPosixPathInTitle -bool true

#3. Cancel the auto backup in iTunes
defaults write com.apple.iTunes DeviceBackupsDisabled -bool true 

#4. Disable creation of .DS_Store files on Samba server
defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool true
 
#5. Create ram disk on Mac - use 1GB for example (512byte as an unit)
diskutil erasevolume HFS+ "ramdisk" `hdiutil attach -nomount ram://2097152`

#6. Change the DPI setting of X11
# modify /usr/X11/bin/startx
defaultserverargs="-dpi 96"

#7. Fix that there is no backup function in iTunes
defaults write com.apple.iTunes DeviceBackupsDisabled -bool false

#8. Convert read-only dmg to read-write format
hdiutil convert ro.dmg -format UDRW -o rw.dmg

#9. List all members of a group
dscacheutil -q group -a name %GROUP_NAME%

#10. Add members to a group
dscl . -append /Groups/admin GroupMembership luser

#11. Disable local time machine
sudo tmutil disablelocal

#12. Turn on/off Gatekeeper from cli
sudo spctl --master-enable or --master-disable
#Check status
spctl --status