How to disable non-breaking space with altgr+space

I keep on accidentally typing altgr+space instead of space, which results in a non-blocking space and a compiler error. I have absolutely no need to use the said character in my code other than maybe in unicode notation, so what's the best way to turn this feature of in Eclipse? Alternatively, a system wide disable for it would be fine too.

I'm running Eclipse Mars & Linux Mint 17.1 Mate

How do you know if a space is non-breaking?

The quickest way is to press Ctrl+Shift+Spacebar (or on a Mac, type Option+Spacebar). Alternatively, you can select 'Non-breaking Space' from the Insert>Special Characters menu. To work in more depth with non-breaking spaces, you need to be able to see them.

What is non-breaking space in Word?

A nonbreaking space is the same width as a word space, but it prevents the text from flowing to a new line or page. It's like invisible glue between the words on either side. Word.

this did the trick