Copilot Money — the Apple Editor’s Choice money tracker — is expanding beyond iPhone, iPad, and Mac with the launch of its new web app, available now.

Copilot Money brings all your spending, budgets, investments, and net worth into one organized dashboard, with intelligent categorization and insights that help you stay on track without spreadsheets or app-hopping. Designed to feel calm and intuitive, Copilot makes it easy to understand your finances across all your devices.

Copilot is offering DF readers two months free with code DARING, plus 26% off your first year for a limited time, available through this link.

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 […]

Ryan Jones: Can anyone explain why there’s no “Clear Documents & Data” button? Reinstalling the app just to clear it is dumb. I can see why Apple doesn’t want to make it easier for users to accidentally delete data that they meant to keep. But I would like to at least see a standard system […]