总共有28个命令行工具，有一些你可能很陌生，有一些可以你爱不释手，不过也有一些你看都看不懂;不过还是希望你能在这里找到一些对你可能没留意过的非常有用的工具；
dstat & sar
iostat, vmstat, ifstat and much more in one.
slurm
Visualizes network interface traffic over time.
vim & emacs
The real programmers’ editors.
screen, dtach, tmux, byobu
Keep your terminal sessions alive.
multitail
See your log files in separate windows.
tpp
Presentation (“PowerPoint”) tool for terminal.
xargs & parallel
Executes tasks from input (even multithread).
duplicity & rsyncrypto
Encrypting backup tools.
nethack & slash’em
Still the most complex game on the planet.
lftp
Does FTPS. Can mirror, kinda like rsync.
ack
A better grep for source code.
calcurse & remind + wyrd
Calendar systems.
newsbeuter & rsstail
Command line RSS readers.
powertop
Helps conserve power on Linux.
to be continue….
