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Grant user premission using chown command in linux
Linux command for grant all permission to specified folder. Permission like 755, that folder can can read/write/execute.
chown -R www-data: public/
orsudo chown -R www-data: public/
chown change the ownership of a file or folder or multiple folder or directory with sub directory for a specified group. first I explain you sudo, sudo stands for superuser, user act like root user that have all permission. In other words, sudo gives you privilege same like root user. -R use for all subfolder in a directory www-data: User that web servers on linux web server, use by default for normal operation. www-data user can access any file in web server.
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