本文将构建一个混合RAG系统，并行使用FAISS语义检索与BM25关键词检索，通过互惠排名融合（RRF）合并结果，以兼顾理解力与精确度。借助LangGraph编排流程、Streamlit实现可视化界面，支持切换检索模式并透明展示检索块与得分，有效解决单一检索器的失效问题。

Nothing broke, so I never looked.

A new report reveals that AI agents can autonomously execute ransomware attacks, evidenced by the case of JADEPUFFER, which ...

Every device has something to hide.

The Falcon-821CRS is an 8MP Color HDR Camera built on the Onsemi AR0821 image sensor. Equipped with a multi exposure HDR architecture achieving 120dB dynamic range and a USB 3.0 interface, this camera ...

The gadget has three buttons, and it changes context based on what app you are looking at. For instance, in meeting apps and ...

Kaspersky says the attacks use phishing, GitHub-hosted payloads, CVE-2025-9491 LNK abuse, and Go2Tunnel-based tunneling.

Citrix NetScaler received patches for another memory leak vulnerability similar to CitrixBleed, as well as memory overflow, file read and denial-of-service issues ...

Large South African platforms fall victim to this flaw, including critical government and municipal portals, and banking and ...

Visualize your Python code while you type it in PyCharm, Emacs, Sublime Text, or even your browser. Live coding tightens the feedback loop between making a change to your code and seeing the behaviour ...

Sysdig says JADEPUFFER used CVE-2025-3248 in Langflow to automate intrusion, credential theft, encryption, and data wipe.

If you are still using Python 2, you will still benefit from studying these examples as they are more carefully designed than the scripts in the previous edition and also use more modern third-party ...