Brain speed exercises could delay dementia, try these 5 quick-thinking workouts to keep memory sharp

A 20-year follow-up of the ACTIVE study found that older adults who did speed-based cognitive training, especially with later ...
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The secret Python switch: How one flag makes your scripts run faster

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.