This below is my .ssh/config file and I use Notes to edit it.

This help us login without enter username which is very convinient. We just need to type ssh ieng6 to login rightnow.

## Using scp command copying a file to my account using just the alias:

This enable us to commit&push changes to github from server.


This enable us to copy a full directory at once instead repeatly copy the files manually.
basicly we just need to enter to the directory and then we can use scp -r command to copy recursively.

we can run the test right now that we just copy:

This make it even more convinent, we can finish all the thing in one line and without login to the server.
