http://linux.101hacks.com/unix/free/ 2011-04-24T00:37:39+00:00 daily 0.3 http://linux.101hacks.com/unix/cksum/ 2011-04-24T00:26:27+00:00 daily 0.3 http://linux.101hacks.com/unix/head/ 2011-04-24T00:22:01+00:00 daily 0.3 http://linux.101hacks.com/unix/tail/ 2011-04-24T00:21:41+00:00 daily 0.3 http://linux.101hacks.com/unix/chgrp/ 2011-04-24T00:21:21+00:00 daily 0.3