Days after IBM and Red Hat announced a master security plan for open-source software, Red Hat suffers a major breach of its ...

EU moves forward on $5.8B scale-up fund to keep startups from leaving The initiative is part of a broader EU push to build up the domestic tech sector and address a long-standing shortage of ...

Deal also launched the first quantum foundry company, but is there a need for it?

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Ubiquiti released a new security bulletin detailing fixes for six security issues, including one rated 9.1 (critical) and one scoring a perfect 10.0 on the CVE risk scale. The vulnerabilities ...

扩展选型的核心原则是”先核心后扩展、先简单后复杂”——从 CLAUDE.md 入手定义项目基本规则，再根据实际痛点逐步添加 Skills（可复用工作流）、MCP（外部服务连接）、Hooks（事件自动化）等扩展，避免盲目配置导致上下文浪费。 Claude Code 扩展选型与配置手册 ...

"我的RAG召回率只有40%，已经把Chunk大小调到512了，混合检索也加了，还是不行，到底哪里出问题了？"我说你把相似度计算方式发来看看。 前段时间一个学员在群里问： "我的RAG召回率只有40%，已经把Chunk大小调到512了，混合检索也加了，还是不行，到底哪里出 ...