Explore Capsules

Beating games as fast as possible requires deliberately exploiting glitches, sequence breaks, and optimized routes that most casual players overlook or avoid. While mainstream play focuses on completing games normally, speedrunning embraces bending or breaking rules within community guidelines to minimize completion time. Adopting this mindset transforms gaming into a precise, strategic challenge where deep knowledge and creative tactics deliver dramatically faster results.

Regular expressions are powerful tools for matching and validating text, but they require careful construction to avoid errors and performance issues. This collection presents practical patterns for common tasks like email and IP address validation, explains how to use anchors and assertions to control matches, and highlights strategies to prevent security risks such as catastrophic backtracking. It also covers Unicode-aware techniques and testing methods to ensure reliable and efficient regex usage.