Several shell commands

1,! $ Is a special environment variable, which represents the last string of the previous command. For example, you may:

You can change it:

$ Mkdir mydir

$ MV! $ Yourdir#$ MV mydir yourdir

$ CD! $ 

2. ^ old ^ new

Replace some strings in the previous command.

Scenario: Echo "wandreful", in fact, is to output echo "wonderful ". You only need ^ A ^ o, which is helpful for spelling long commands. (Chen Hao Note: You can also use it !! : GS/old/new)

3. List the largest objects in the current directory.

Du-S * | sort-N | tail-N 3

4. Date-d @ 1234567890

Time cut-off time

5. Man ASCII

Displays the ASCII code table.

6. listening port

Netstat-anOP | grep SSH

Netstat-tlnp // listener Port

7. SSH user @ server bash </path/to/local/script. Sh

Run a script on a remote machine. The biggest advantage of this command is that you do not need to copy the script to a remote machine.

SSH user @ host CAT/path/to/remotefile diff/path/to/localfile-

Compare a remote file with a local file

8. Vim SCP: // username @ host // path/to/somefile

Vim Remote File

Original article:

Http://news.cnblogs.com/n/164643/