Eclipse autocomplete not working

Question

The autocomplete of eclipse is not working now and I searched for hours but I couldn\'t find an answer to solve it. I haven\'t used it for long time then the first thing aft

Answer 1

Also a possible problem that solved for me: http://blog.rtwilson.com/how-to-solve-the-ctrl-space-auto-complete-not-working-problem-in-eclipse/