Evernote– An application that allows you to sync across all devices. It is pretty handy, I’ve used it since I attended college.
Note Taking Methods– A PDF from Cal Poly outlining the different methods of note taking complete with the advantages and disadvantages of each method.
One thing, if your teacher or professor posts their PowerPoint presentations ahead of class, you can print them out as notes or an outline which you can add your own notes to during lecture. It is under the print settings on Microsoft PowerPoint.