Listed commands
- uptime - Tell how long the system has been running. [tool]
- dmesg - Print or control the kernel ring buffer [kernel][tool]
- whereis - Locate the binary, source, and manual page files for a command [tool]
- xargs - Build and execute command lines from standard input [tool]
- nc - Arbitrary TCP and UDP connections and listens [networking][tool]
- yes - Output a string repeatedly until killed [tool]