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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 14,545 posts.

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11963

Basics of Futexes

The futex (short for "Fast userspace mutex") mechanism was proposed by Linux contributors from IBM in 2002 [1] ; it was integrated into the kernel in late 2003. The main idea is to enable a more efficient way for userspace code to synchronize multiple threads, with minimal kernel involvement.

11968

URG

If you asked software engineers some of their “least hated” things, you’ll likely hear both UTF-8 and TCP. TCP, despite being 35 years old, is rock-solid, stable infrastructure that we take for granted today; it’s hard to sometimes realize that TCP was man-made, given how well it’s served us. But within every single…