Given the permissions, owner and group of a file, what's the algorithm that determines whether a given user can read/write/execute a file?
26787
Precedence of user and group owner in file permissions
142770
How to make apache open files that have only owner execute permission for all users?
150893
Getting warning file permission with root user
78746
Getting new files to inherit group permissions on Linux
84331
How do I lock a file in Perl?
35350
What is the number between file permission and owner in ls -l command output?
2225
Why can't I delete a file even though I have write permissions?
102295
How to purposefully exclusively lock a file?
132151
See permissions for new files on a given directory
18906
Can a file be edited with the 'write' permission on it but not on its parent directory?
99988
Find files that a user can write, efficiently with minimal process creation
97868
Checking for a file and whether it is readable and writable
31023
Understanding UNIX permissions and file types
67873
What is the File's Owner (in Interface builder)?
120836
Is it possible to make a file that has full permissions for everybody but is impossible to delete?
75745
Understanding permissions properly for cp
82519
How can I list permissions of every component in a file path?