The best way to prevent these kind of bugs is to change your programming style. Always inserting { } for if-statements, even for one liners, is a programming st

The best way to prevent these kind of bugs is to change your programming style. Always inserting { } for if-statements, even for one liners, is a programming style, and helps eliminate this specific bug. You will pick up these things as you write programs, or by looking at other peoples code.