Take Control of Permissions in Snow Leopard - E-book - Multi-format

Read this book to learn the answers to questions like: - Why do so many problem-solving sites suggest that I repair permissions? - Why can't I always access my own files when I boot from an external drive? - What should I do if someone tells me to"set the permissions to -rw-r--r--"? - What are promiscuous permissions, and should I be informing the vice squad? - What are access control lists (ACLs), and what's new about them in Snow Leopard? - What are the default permissions for copied files? - With the NetInfo databasegone, how do I edit account settings such as numeric UID? - How do I work with account groups from System Preferences?