Why are both write and execute permissions on a directory necessary to be able to delete files?
139185
Write-only permission for a directory doesn't allow to rename (move) files inside?
155625
Why can't I change the permissions of files I have access to?
146589
Why doesn't umask change execute permissions on files?
68330
WINDOWS: Taking Back/Restoring Default Ownership Permissions of directory
21563
How to change permissions for a folder and its subfolders/files in one step?
35350
What is the number between file permission and owner in ls -l command output?
102960
How do file permissions work for the "root" user?
40903
Why is rm allowed to delete a file under ownership of a different user?
153677
Is there a reason why 'owner' permissions exist? Aren't group permissions enough?
96649
Understanding file permissions
84754
Set the default permission when creating a file
26065
granting write permissions to a group to a folder
40862
Can I delete files or folders from /private/var/folders/?
24430
Delete/repair files with weird permissions/owner/group
83969
How can I execute a file without execute permissions?
116001
Why does the root user need sudo permission?
42823
Can't delete folder, need permission from adminstrator?