Set a custom umask in macOS - Apple Support

Terminal 101: File Permissions | TechRadar On Unix-based systems (which, if you're not familiar, is what OS X is based on), file permissions can be applied to three groups of people: User, Group, and Word (i.e., you can give read, write macOS - Wikipedia macOS (/ ˌ m æ k oʊ ˈ ɛ s /; previously Mac OS X and later OS X) is a series of proprietary graphical operating systems developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers.Within the market of desktop, laptop and home computers, and by web usage, it is the second most widely used desktop OS, after Microsoft Windows. How to Set File Permissions in Mac OS X | Macinstruct Dec 23, 2011

Terminal Permission Denied on OS X | Your Business

File group permissions constantly displaying 'Fetching In OS X, permissions work by user and group identification numbers being associated with files in the filesystem index, and when you access the file the system looks up these identification

How to Repair User Permissions in Mac OS X

We use Git over SMB with SourceTree to build our websites (convenient to share the same database and files), since we upgraded to OS X El Capitan the file permissions are not the same and Git marks every files changed as their perms switched from 0664 to 0775 (or 0644 to 0755). For example, here is the ls -la output using SSH on our dev server What's with the @ symbol in permi… - Apple Community