Most programmers dread debugging, but it remains a critical skill and one often learned through trial and error. This book offers a shortcut, distilling the experience of top-tier game designer Johannes Kuhlmann - who has worked on popular games like Valheim and Saints Row - into clear, practical strategies for debugging complex software in record time. This book offers more than 25 reliable strategies to tackle bugs at every level of development, helping to ensure that quality products go to market on schedule. Each chapter blends technical advice with instructive examples from the author's own career, offering widely applicable, language-agnostic techniques from which both novice programmers and seasoned developers will benefit. The Debugging Handbook is not just a manual to reach for time and again but a mentor, helping programmers develop the mindset to quickly squash any bug.