Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

(NEXSTAR) – Verizon, the country’s largest cellphone provider, apologized Wednesday night after issues lasting much of the day left subscribers suddenly left without service and stuck in “SOS” mode.

Verizon is experiencing a major outage across the U.S. today, with hundreds of thousands of customers reporting issues with the network on the website Downdetector. There are also complaints across ...