作者 | 彭子玲一句话核心：本文揭示了一个被忽略的行业真相：API 厂商的定价策略利用了客户无法精确计算利用率的认知不对称。“自建更便宜”这个共识成立的前提是利用率>52%，但绝大多数人不知道自己利用率是多少。我帮一家月流水 $50 万的 AI ...

生成式大语言模型（LLM）普遍存在事实幻觉缺陷，模型会自主生成不存在、符合语义逻辑的域名地址。攻击者利用该稳定幻觉特征，提前注册此类虚构域名并部署仿冒站点实施钓鱼、恶意软件分发，该新型攻击被 Palo Alto Networks Unit 42 命名为幻影域名抢注（Phantom Squatting）。本文基于 Unit 42 2026 年 7 月实测研究数据，系统剖析幻影域名抢注攻击底层机理、完 ...

I’m PCMag’s senior writer covering smart home and wearable devices. I’ve been reporting on tech professionally for nearly a decade and have been obsessing about it for much longer than that. Prior to ...

instance (the actual object) created from a blueprint called a class, and it is the first argument that Python automatically passes. self is used to access attributes held by an instance or to call ...

Former Pakistan President Arif Alvi developed a self-hosted artificial intelligence archive from scratch during his time in exile. He taught himself Python programming and compiling the system without ...

Python is compiled from source in an Alpine Linux container. A small kinda-static launcher dynamically loads libpython at runtime, enabling full dynamic extension support while maintaining portability ...

In this tutorial, we explore how to secure AI agents in practical, hands-on ways using Python. We focus on building an intelligent yet responsible agent that adheres to safety rules when interacting ...

Working with numbers stored as strings is a common task in Python programming. Whether you’re parsing user input, reading data from a file, or working with APIs, you’ll often need to transform numeric ...

In this Daytona SDK tutorial, we provide a hands-on walkthrough for leveraging Daytona’s secure sandbox environment to execute untrusted or AI-generated Python code safely within Notebook. Beginning ...

Have you ever wished you could generate interactive websites with HTML, CSS, and JavaScript while programming in nothing but Python? Here are three frameworks that do the trick. Python has long had a ...