infostore的专栏

 netstat -an | grep LIST | grep 2ps -ef | grep *ps -u wasadm5find   yourdir   -type   f   -name   "*"   |   xargs   grep   yourstring /usr/ucb/ps –alxww | grep nodeagentrsync -vrL -e ssh s

 esc command mode   q! exist and discarding changes   i  insert   a  append   x  delete a character   dw delete a word   dd delete a line   3dd delete 3 lines   u  undo previous change   ZZ exist, sav