... as number 2.
After that, anytime you copy text (Won't copy pictures) it is saved to this file.
Once that is done, you can paste (Control + V) on either computer, and use either's clipboard.
Example:
Laptop (Computer 1) has copied the text "Lol". On Desktop (Computer 2) you can press Control + V and then press 1 (Remember, Computer 1) and it will paste "Lol'.Simple and easy!