Communities for your favorite technologies. Explore all Collectives
Now available on Stack Overflow for Teams! AI features where you work: search, IDE, and chat.
Ask questions, find answers and collaborate at work with Stack Overflow for Teams. Explore Teams
Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
Get early access and see previews of new features.
Java Open Source developer. Author of Joda projects such as Joda-Time, Joda-Money and Joda-Beans. Previously committed to Commons-Lang and Commons-Collections. Led the JSR-310 specification for date and time in Java SE 8.