Randal Schwartz

Google Developer Expert (Dart/Flutter)

Randal Schwartz is a self-taught programmer, writer, trainer, and new media host with a passion for technology and creative pursuits. Throughout his career, Randal has honed his skills in various programming languages, including Perl, Dart, and Flutter, and has become a recognized expert in the field. Notably, he has authored several influential books on Perl programming, including "Programming Perl," "Learning Perl," and "Effective Perl Programming.” He is currently recognized as a Google Developer Expert in the areas of Dart and Flutter (one of 11 in the United States and 150 in the world). Randal's professional journey has taken him through diverse roles, from software developer and system administrator to consultant and technical writer. He has contributed his expertise to numerous organizations, including Stonehenge Consulting Services, Inc., O'Reilly & Associates, and TWiT.tv, where he hosted the popular show "FLOSS Weekly." Beyond his technical prowess, Randal is also a gifted communicator and educator. He has lectured at conferences, provided technical training, and shared his insights through magazine articles and online platforms. Randal's unique blend of technical expertise, writing talent, and engaging personality has made him a sought-after speaker, author, and consultant in the tech industry.

Dart Exceptions: Best Practices

Effective error handling is crucial for building robust and reliable Dart and Flutter applications. This session goes beyond basic `try`/`catch` blocks to explore the nuances of Dart's exception system. We'll delve into best practices for throwing, catching, and propagating exceptions effectively within your application architecture. Learn when and how to create meaningful custom exceptions, handle errors in asynchronous code (Futures and Streams), differentiate between Exceptions and Errors, and implement strategies for clear error reporting and monitoring in production Flutter apps. Elevate your code quality by mastering exception handling in Dart.