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.

Why write ten lines of code when one will do? From magic variable swaps to high-speed data counting, these Python snippets ...

大家好，欢迎来到 Crossin 的编程教室。很多读者问过我同一个问题：“Crossin，我 Python 基础学完了，也刷了几本入门教程，接下来应该怎么进阶？”这个问题很常见，也很真实。有人写了两年多代码，业务、爬虫、数据处理都上手，可一翻 Django、FastAPI、pandas 或 asyncio ...

Abstract: In recent years, pulsed power systems (PPSs) have been widely deployed in defense and military applications, with most featuring high-power, high-repetition-rate characteristics such as ...

Microsoft is gearing up for big PowerShell and Windows OpenSSH changes in 2026, but security will come before flashy new features.

Unitree’s As2 robot dog hits 5 m/s and carries up to 65 kg standing, with IP54-rated Pro and Edu models plus optional Jetson Orin NX.

The unified JavaScript runtime standard is an idea whose time has come. Here’s an inside look at the movement for server-side JavaScript interoperability.

点击上方“Deephub Imba”,关注公众号,好文章不错过 !这篇文章从头实现 LLM-JEPA: Large Language Models Meet Joint Embedding Predictive Architectures。需要说明的是，这里写的是一个简洁的最小化训练脚本，目标是了解 JEPA 的本质：对同一文本创建两个视图，预测被遮蔽片段的嵌入，用表示对齐损失来训练。本文的目标是 ...