A controlled user study with 24 programmers shows sketch-based pen input can handle breakpoint setting, step execution, and state inspection in debugging, though precision, recognition, and recall remain challenges.
Step Over until you hit the loop guard, i.e., while not stop_fn(value):, for the second time
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Sketch Bug: Using Sketch-Based Input for Interactive Code Debugging
A controlled user study with 24 programmers shows sketch-based pen input can handle breakpoint setting, step execution, and state inspection in debugging, though precision, recognition, and recall remain challenges.