How to make a file writeable for its owner?
96649
Understanding file permissions
83969
How can I execute a file without execute permissions?
80495
How can I lock a file using java (if possible)
153677
Is there a reason why 'owner' permissions exist? Aren't group permissions enough?
63050
How do I save a file with managed_file in a theme?
126394
How to save/restore serializable object to/from file?
111372
how to create a new file in an immutable directory
148887
How to give permissions to read write but not delete the file
42081
How can I make my microSD card writable?
136272
How to make files protected?
84754
Set the default permission when creating a file
152477
How to make existing public files private?
68892
How to write to a memory buffer with a FILE*?
106858
Why don't I have the right to create a text file in my root directory?
11675
How can a file be copied?
117860
Create file/folder permission without delete permission
33279
How do I set up a folder so that anything created in it inherits permissions?