400 Software Development

Linux commands¶

User commands¶

• chmod and chown
• useradd, userdel, usermod, su, passwd, sudo

Process commands¶

• ps, top, kill, killall, jobs
• systemd
• systemctl - manage services at OS level
• journalctl - see logs for systemctl run services

File/Folder commands¶

• grep - search in file content
• find - search in file/directory names
• ln - sym links and other links
• gzip, gunzip, tar - zipping and unzipping
• cat, tail - display first/last parts of a file
• ls, cd, pwd, mkdir, rmdir, mv, cp, rm - navigation and manipulation
• file - details about files, images etc.

Bash commands¶

• man
• echo
• alias
• history
• clear

Network commands¶

• ufw
• ping
• traceroute
• scp - copy files between computers

Other commands¶

• touch, wc, sort, uniq, diff, umask, du, df, basename, dirname, bg, fg, type, which, nohup, xargs, whoami, who, export, crontab, uname, env, printenv

• Also see expansions using {}

See also¶

• linux-commands-handbook.pdf