So, I have a problem in Javascript, and I can't really seem to figure out the exact mix of keywords to search for to solve it. Basically, I have a div with a form in it living in a table row. This table happens to be quite wide and will horizontally scroll. Unfortunately, I would like to keep the div centered on the screen when the user scrolls ( Read more... )

So, Context Free languages are exactly equivalent to languages that can be accepted by a Push Down Automaton ( Read more... )