Earn a certificate in Information Technology or Computer Programming through Surry Community College. Each certificate can be earned in only eight months. Take classes online in web design, operating systems, programming, databases and mobile app development. The class format features an engaging virtual learning environment with fellow students and instructors. Classes begin Jan. 6. Register online at surry.edu. | Surry Community College | Facebook

In this on-demand webinar on declarative-imperative interplay in database systems, Karthik Ramachandra breaks down Froid & Aggify—techniques that blend technologies from compilers & database query optimizers to maximize both programming styles. Register to watch: aka.ms/AA9y80t | Microsoft Research