The second is asynchronous preemption: for goroutines stuck in tight loops with no function calls, the runtime sends an OS signal (SIGURG on Unix) directly to the thread. The signal handler interrupts the goroutine, saves its context, and yields to the scheduler. This is the heavy hammer — it works even when cooperative preemption can’t.
Apple and Netflix are teaming up to share Formula 1 programming
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Astro Full-Read SSRF via Host Header InjectionAikido Security's AI pentesting agent discovered a Server-Side Request Forgery vulnerability in Astro's SSR implementation. Learn how Host header injection in prerendered error pages allowed full internal network access.
NASA also moved up the launch of Crew-12 to replace the prematurely-returned astronauts. That team docked at the ISS on February 14 and are scheduled to stay on the space station for around eight months.