Show errors in vertical split

[danvk]

I'd like to set up vim to show my code on the left and the errors on the right. I can do this by splitting my window and doing :copen to open the quickfix window on the right. When I save, however, things get crazy:

http://cl.ly/0p1Q3d3Y1s1I

(click through for video)

Is it possible to set up this configuration?

[ghost]

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