Emacs: Often switching between Emacs and my IDE's editor, how to automatically 'synch' the files?

Question

I very often need to do some Emacs magic on some files and I need to go back and forth between my IDE (IntelliJ IDEA) and Emacs.

When a change is made under Emacs (a

Answer 1

Add this to your .emacs:

(global-auto-revert-mode 1)