The only way Pickle could sound *more* like a cult would be if their “employees” (are any of them actually getting paid?) all shaved their heads and wore Hare Krishna-style robes.

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Brent Simmons: We’re dropping the Slack group as the NetNewsWire forum and switching to Discourse — here’s the new forum. Slack’s been pretty great for us, but it does have some limitations: conversations are automatically deleted and they’re not findable on the web in the first place. It’s a shame that the Slack archives were […]

Michael Kennedy (via Hacker News): For example, how fast or slow is it to add an item to a list in Python? What about opening a file? Is that less than a millisecond? Is there something that makes that slower than you might have guessed? If you have a performance sensitive algorithm, which data structure […]

Jonas Bonér (based on work by Peter Norvig and Jeff Dean from 2012): L1 cache reference 0.5 ns Branch mispredict 5 ns L2 cache reference 7 ns 14x L1 cache Mutex lock/unlock 25 ns Main memory reference 100 ns 20x L2 cache, 200x L1 cache Compress 1K bytes with Zippy 3,000 ns 3 us Send […]