在机器学习 / 强化学习 / 机器人训练里，checkpoint 通常保存的是模型训练到某一步时的状态，比如：神经网络参数，也就是策略模型已经学到的东西；优化器状态，比如学习率、动量等；当前训练步数或迭代次数；有时还包括归一化参数、奖励统计、环境状态等。

Learning through games can be surprisingly fun when the tutorial actually feels like part of the experience. Some titles go beyond simple button prompts and instead teach players through storytelling, ...

Donald Trump is promising the “largest fireworks show in the history of the world” to celebrate the Fourth of July in D.C.

Customer stories Events & webinars Ebooks & reports Business insights GitHub Skills ...

An unknown threat actor has been observed leveraging paid or promoted posts on legitimate news websites to drum up buzz for their warez, according to new findings from Check Point Research. The threat ...

That's the problem with this generation: iPhones and Eternal Ferrystones.

If you enjoy budgets, spreadsheets, and business data, accounting can be a practical degree choice. This guide explains ...

A cryptocurrency-stealing malware campaign has been spreading by faking its own popularity, dressing up booby-trapped "tools" with bogus GitHub stars, inflated download counts and AI-narrated YouTube ...

Check Point patches critical VPN auth‑bypass flaw (CVE‑2026‑50751) used in ransomware attacks Zero‑day exploited since early May, with Qilin deploying ransomware in at least one case Customers urged ...

He learns to tie a bow tie last. That's 007 First Light in a scene. IO Interactive's origin story finds the boy before the wound, hands a reckless young Bond the friends the films never let him keep, ...

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