Programming

Hacker News↗

Y Combinator's news aggregator — high-signal startup, technology and programming discussion.

Stack Overflow↗

Q&A site for programmers. Authoritative answers indexed by every search engine.

/r/programming↗

Reddit's flagship programming subreddit. Article aggregation + comment threads.

Lobsters↗

Invite-only HN alternative. Higher signal-to-noise, tag-based filtering.