chmod, find, locate, grep & sed (opens in new tab)

📌 What's covered in this session chmod — symbolic and numeric permissions (full coverage) User management basics — /etc/passwd, creating users find — searching files by name, type, size, owner, and executing actions locate vs find — when to use which grep — searching inside files, pipes, counting, log analysis sed — find & replace, delete lines, insert lines, in-place editing 01 — chmod (Deeper Coverage) We covered numeric permissions in Session 3. Session 4 adds symbolic permissions — a more...