VALUABLE UNIX Commands

Command	Example	Description
1. grep	grep "bad word" *	Find which files contain a certain word
2. chmod	chmod 644 *.html chmod 755 file.exe	Change file permissions read only Change file permissions to executable
3. passwd	passwd	Change passwd
4. ps	ps aux ps aux | grep dhyatt	List all running processes by #ID List process #ID's running by dhyatt
5. kill	kill -9 8453	Kill process with ID #8453
6. gcc (g++)	gcc file.c -o file g++ fil2.cpp -o fil2	Compile a program written in C Compile a program written in C++
7. gzip	gzip bigfile gunzip bigfile.gz	Compress file Uncompress file
8. mail (pine)	mail me@tjhsst.edu < file1 pine	Send file1 by email to someone Read mail using pine
9. telnet ssh	telnet vortex.tjhsst.edu ssh -l dhyatt jazz.tjhsst.edu	Open a connection to vortex Open a secure connection to jazz as user dhyatt
10. ftp ncftp	ftp station1.tjhsst.edu ncftp metalab.unc.edu	Upload or Download files to station1 Connect to archives at UNC

Posted in: Linux, Technical