Facebook engineers Bryan O'Sullivan, Julien Verlaguet, and Alok Menghrajani spent the last few years building a programming language unlike any other. O'Sullivan and company publicly revealed their ...

At Facebook, the codebase that runs the social networking site is written in Hack. The Menlo Park, Calif.-based social networking titan said it had streamlined PHP, made it better, and that Hack was ...

Sheryl Grey is a freelance writer who specializes in creating content related to education, aging and senior living, and real estate. She is also a copywriter who helps businesses grow through expert ...