If you’ve ever searched for ways to practice coding or prep for tech interviews, you’ve probably seen LeetCode mentioned everywhere. But in 2025, is LeetCode free, or do you have to pay to get ...

Contributor content. Crypto fans often start the day the same way: caffeine, scrolling, and keeping a keen eye on the Bitcoin price today.

Hidden comments in pull requests analyzed by Copilot Chat leaked AWS keys from users’ private repositories, demonstrating yet another way prompt injection attacks can unfold.

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