useful-osx-commands.md

###Useful OS X commands ####(initially by iharosi's Useful OS X commands)

1. App Store Debug menu

   Show

   defaults write com.apple.appstore ShowDebugMenu -bool true
   

   Hide

   defaults write com.apple.appstore ShowDebugMenu -bool false
   

2. Remove extended attributes recursively

   xattr -rc <Folder>
   

3. Delete Time Machine backups

   sudo /System/Library/Extensions/TMSafetyNet.kext/Helpers/bypass rm -rfv /Volumes/<Disk>/Backups.backupdb/<Folder>/
   

4. Carbon copy a physical disk to an image (.dmg) file
   source: http://hints.macworld.com/article.php?story=20050302225659382

   dd bs=4096 if=/dev/rXX# of=/[TARGET DIR]/image.dmg conv=noerror,sync
   

   You have to dismount the partition first.
   Use the diskutil list and mount commands to discover the devices.

5. Convert .png images to .jpg

   sips -s format jpeg ./*.png --out jpg/
   

6. Resample image

   sips <source image> --resampleHeight <number> --out <directory>
   

7. Finder Error -10810

   /System/Library/Frameworks/CoreServices.framework/Versions/A/Frameworks/LaunchServices.framework/Versions/A/Support/lsregister -kill -seed -rfv