4
votes
1answer
632 views

Why does the mouse cursor switch direction over line numbers in programming IDEs?

When you mouse over line numbers in IDEs, such as Visual Studio or Notepad++, the mouse cursor is flipped horizontally. I can't think of a reason this would be a ubiquitous user interface decision. ...
3
votes
1answer
125 views

Snapping to grid

What is a good threshold for a UI which allows users to place objects, snapping them to a grid? 25% of the grid size? Less or more? Should the user be able to change this?