Transferring files form Mac Laptop to mac desktop

There are many ways to do this. The two easiest ways are:

1) If you have a router, you can just network the two to together, and transfer them that way.
2) An external hard drive.

Use Migration Assistant: http://support.apple.com/kb/HT4413

OF COURSE YOU CAN...

Migration is the best you can use. he is correct.