For two decades, Meta had a unique, high-performance engineering org; right up until around April of this year. For the first 20 years of the company’s existence, it had a “move-fast-and-break-things” culture, and in the early 2020s this shifted to a “move-fast-with-stable-infra” one. Engineers I know at the company were empowered to do good work, focus on impact, and to balance business interests with solid engineering.

But in the past few weeks, all that has changed, as if the leadership has been following detailed blueprints on how to demolish a proven, successful engineering culture in the most ruthlessly efficient way possible.

Most supply-chain attacks against RubyGems exploit a narrow window: an account is compromised, a malicious version ships, and any bundle install in the minutes that follow resolves straight to it. Bundler 4.0.13 introduces cooldown, a time-based filter that refuses to resolve to a version until it has been public for at least N days. Releases too new to have been scrutinized are passed over in favor of ones that have aged past the window.

Bahn-Vorhersage ist ein Rankingsystem für Zugverbindungen. Es ermittelt für alle Zugverbindungen innerhalb Deutschlands einen sogenannten Verbindungsscore. Dieser gibt an, wie sicher die Anschlüsse einer Zugverbindung sind. Ein hoher Score bedeutet, dass voraussichtlich alle Anschlusszüge erreicht werden, ein niedriger Score bedeutet, dass möglicherweise nicht alle Anschlusszüge erreicht werden können.

Ein hoher Verbindungsscore ist jedoch keine Garantie dafür, dass eine Verbindung funktioniert!

Unlike the scrollable scroll-state queries, scrolled remembers the last direction you scrolled into, which you can use to build “hidey bars”: when scrolling down (or having scrolled down), the hidey bar hides itself. When then scrolling back up, the hidey bar reveals itself.