HackADay vs Topcoder
A side-by-side look at HackADay and Topcoder. For an in-depth review of either product, follow the links below.
HackADay
News & Books
HackADay is a blog that publishes articles daily about hardware and software hacks, covering topics like electronics, programming, 3D printing, and more. It features everything from small Arduino-based projects to large open source hardware initiatives.
hardwaresoftwarehackselectronicsprogramming3d-printingopen-source
Topcoder
Online Services
Topcoder is an online platform that connects businesses with a global community of developers, designers, data scientists, and competitve programmers. Businesses post competitions on Topcoder for the community to submit solutions and get rewards.
crowdsourcingcompetitionsdevelopersdesignersdata-scientistsprogrammers
Related Comparisons
Edabit
Codechef
Codeforces
Spoj
Wikifactory
Programmr