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.

Learn how to simulate a tipping stick with springs using Python! This video walks you through building a physics-based simulation that models spring forces, tipping motion, and friction step by step.

Almost no one will tell you this out loud, but it’s true. Making friends at work is harder than it used to be. Workdays no longer sync up. Lunch is hurried or nonexistent. Coworkers log in, log off, ...

Note: Totals might not equal 100 because of rounding. Source: Section survey of 5,000 white-collar workers from companies with 1,000 or more people in the U.S., U.K. and Canada conducted Sept. 26-Nov.