Linux zip/unzip命令

From: http://www.ixdba.net/a/os/linux/2010/0725/359.html

From: http://www.cnblogs.com/chinareny2k/archive/2010/01/05/1639468.html

zip/unzip命令

zip -r tar.zip a.txt a_dir

unzip -d tar_dir a.zip