Spinellis argues that debugging is often the most time-consuming part of software development. He organizes his 66 items into high-level categories that move from to technical tooling . Reproducibility: If you can't trigger it, you can't fix it.
Formulate a hypothesis about why the bug occurs and create an experiment to prove/disprove it.
Use git bisect or manual version cutting to find exactly when the bug was introduced. 2. General-Purpose Tools
Once fixed, write a regression test so the bug never returns. To help you get the most out of this, let me know: