chmod [who=permission] [path]
Eg:
who can be u[for user], g[for group], or o[for others]
permission can be r, w, x or a combination like rw, rwx
path is the path to the file
Shortcuts:
Add write permission for other:
chmod o+w path
Copy permissions:
If you want to give the other, the same permission that user has:
chmod o=u path
Note that chmod by numbers is binary:
User Group Others
rwx rwx rwx
Eg:
u g o
rwx rw- r–
111 110 100
Convert the binary to decimal. The following links explain how:
http://www.wikihow.com/Convert-from-Decimal-to-Binary
http://www.wikihow.com/Convert-from-Binary-to-Decimal
Joel G Mathew, known in tech circles by the pseudonym Droidzone, is an opensource and programming enthusiast.
He is a full stack developer, whose favorite languages are currently Python and Vue.js. He is also fluent in Javascript, Flutter/Dart, Perl, PHP, SQL, C and bash shell scripting. He loves Linux, and can often be found tinkering with linux kernel code, and source code for GNU applications. He used to be an active developer on XDA forums, and his tinkered ROMS used to be very popular in the early 2000s.
His favorite pastime is grappling with GNU compilers, discovering newer Linux secrets, writing scripts, hacking roms, and programs (nothing illegal), reading, blogging. and testing out the latest gadgets.
When away from the tech world, Dr Joel G. Mathew is a practising ENT Surgeon, busy with surgeries and clinical practise.