本文并非官方文档的简单翻译，而是结合多方信息源和实战经验，对 Spark 3 到 Spark 4 的迁移进行一次系统性梳理。我们将从"必须改"、"容易踩坑"、"值得利用"三个维度，帮助你制定一个清晰的迁移路线图。

Python 3.15 introduces an immutable or ‘frozen’ dictionary that is useful in places ordinary dicts can’t be used.

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Agentic AI is a type of artificial intelligence that can autonomously plan and take actions to achieve specific goals.

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JAKARTA--Indonesian Defense Minister Prabowo Subianto was announced the winner of the presidential election in the world’s ...

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