Intro of this shit.

This is a project as notes, which records my exercise during studying shell.

Intro in details.

• git_push.sh

  I cannot remember commands of git, so I write down these into this script.
  but fuck, it cannot work.

• color_h2d.sh

  convert color from hex format to dec format.
  it's for every MS-Office-like software which I cannot find the hex color in.

• find_port.sh

  find port in use from start to end.

• overtime_alert.sh

  If a user have been logged in more then 24 hours, send a email to alert.
  but fuck, it doesn't work.

• word_count.sh

  count the word frequency of a specifical file.

• tty_kill.sh

  to list the process usage of each tty, then choose one to kill

• exec_tcp.sh

  make a tcp connection