Daily Godot Tip #15: You can quickly increment or decrement number inputs using modifier keys + the arrow keys - eviltoast

Up or down changes the value by 1. Up/Down plus shift being held changes it by 10. Up/Down plus ctrl changes it by 100. Up/Down plus alt changes it by 0.1

Alt text: The x value in the position variable changing by values of 1, then 10, then 100, then 0.1 from different key combinations.