Setting permissions in Terminal is simple. This basic introduction explains how to understand the notation used, and save yourself time fiddling in the Finder.
terminal
Do you trust the file size given in Finder’s Get Info dialog? Perhaps you shouldn’t, as it only consider part of the file, its data fork.
Here’s a tool which lets AppleScript and anything else which can run a shell command make an entry in Sierra’s logs.
It can be valuable to know how to restart, run a command, and open an app using Terminal, AppleScript, and different methods in the Finder.
Writing advanced dialog code and building a friendly front-end for a complicated command tool, in AppleScript.
If you can’t use Console, use the log command in Terminal – except that has some major bugs which will hide log entries from you.
So how do you check your logs to see if backups have been made correctly? Forget Console – you’ve got to use Terminal.
Did Marco Marsala really wipe his complete company out with an error in a command?
How can I unhide my Home Library folder using a Terminal command?
How to build commands to robustly encrypt and decrypt files on your Mac.
The Eclectic Light Company 