Software Usage Function
uniq uniq [OPTION]... [INPUT [OUTPUT]] report or omit repeated lines
tee tee [OPTION]... [FILE]... Read from standard input and write to both standard output and files
size size [-A|-B|-G|--format=compatibility] [--help] [-d|-o|-x|--radix=number] [--common] [-t|--totals] [--target=bfdname] [-V|--version] [objfile...] list section sizes and total size.
lp lp [ -E ] [ -U username ] [ -c ] [ -d destination[/instance] ] [ -h hostname[:port] ] [ -m ] [ -n num-copies ] [ -o option[=value] ] [ -q priority ] [ -s ] [ -t title ] [ -H handling ] [ -P page-list ] [ -- ] [ file(s) ] print files
uptime uptime [options] Tell how long the system has been running.
tac tac [OPTION]... [FILE]... concatenate and print files in reverse
date date [OPTION]... [+FORMAT] print or set the system date and time
tput tput -S << initialize a terminal or query terminfo database
lsof lsof [ -?abChlnNOPRtUvVX ] [ -A A ] [ -c c ] [ +c c ] [ +|-d d ] [ +|-D D ] [ +|-e s ] [ +|-E ] [ +|-f [cfgGn] ] [ -F [f] ] [ -g [s] ] [ -i [i] ] [ -k k ] [ -K k ] [ +|-L [l] ] [ +|-m m ] [ +|-M ] [ -o [o] ] [ -p s ] [ +|-r [t[m]] ] [ -s [p:s] ] [ -S [t] ] [ -T [t] ] [ -u s ] [ +|-w ] [ -x [fl] ] [ -z [z] ] [ -Z [Z] ] [ -- ] [names] list open files
sleep sleep OPTION delay for a specified amount of time
batch batch queue, examine or delete jobs for later execu-tion
chmod chmod [OPTION]... --reference=RFILE FILE... change file mode bits
killall killall -l kill processes by name
write write user [ttyname] send a message to another user
pgawk pgawk [ POSIX or GNU style options ] -f program-file [ -- ] file ... pattern scanning and processing language
comm comm [OPTION]... FILE1 FILE2 Find unique and shared lines between two files
sort sort [OPTION]... --files0-from=F sort lines of text files
dd dd [OPERAND]... convert and copy a file
vim vim [options] [file ..] Vi IMproved, a programmers text editor
echo echo [SHORT-OPTION]... [STRING]... display a line of text