You can now use Xcode’s command-line tools without having Xcode installed. This is convenient for those with small SSD hard drives because Xcode is enormous. You may be tempted to throw Xcode in the trash, and that is the correct way to uninstall it now. If you do you may not be able to run […]

If you need to filter messages whose bodies are absolutely empty, use this: :0B * ^^$*^^ blank-mail

Before You Begin There are some things one must understand about Mac OS X login scripts before you can begin: Apple refers to them as login- and logout- “hooks”. Hooks run as root so you need to su as the user to take actions as the user. You must activate them with the defaults command […]


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