Compression
Contents
tar
Create
tar -cvf archive.tar file1 file2 file3
c for create
f for output filename
v for verbose
Create gzip-compressed
tar -czvf archive.tar.gz file1 file2 file3
z for gzip compression
Create gzip-compressed, password-protected
tar -czvf archive.tar.gz file1 file2 gpg -c archive.tar.gz
Extract all
tar -xvf archive.tar
x for extract
List all
tar -tf archive.tar
* t for something... I'm not actually sure what