This book presents practical techniques for researching and improving unfamiliar code. Learn how to identify hidden dependencies, pinpoint the root causes of critical application failures and crashes, and interpret unexpected results. Master profiling and debugging and start researching how Java applications actually work. The publication is suitable for medium-skilled Java developers." A book has finally been released that demonstrates how to fix problems and explore Java applications in a production environment! She can definitely save the day!" Atul Srinivas Hoth, SquareOne Insights