if you're a keyboard junkie, you might have mistaken to close that Visual Studio Tool Window (resharper's find usage is a prime candidate) with an Alt+F4 keystroke and when you don't have any changes to save, your slow VS which took you almost a minute to load is now closed. Next time, just...

I was using Excel yesterday when I tried to scroll the cells using the arrow keys yet the scrollbars (horizontal and vertical) are the ones moving. I immediately tried F1 to find out the problem (of course it should be a simple setting on/off) but unluckily I cannot find any. Maybe because I'm in a rush...