每逢考试结束，最让老师头疼的不是阅卷，而是如何把成绩准确、安全地传递给每一位家长。传统方式中，微信群发成绩单看似快捷，实则隐患重重：信息容易被截屏外泄，学生成绩隐私难以保障；家长在群内反复追问“我家孩子多少分”，导致消息刷屏，沟通效率低下；更有甚者， ...

每逢考试结束，最让老师头疼的不是阅卷，而是如何安全、高效地把成绩发给每一位家长。传统的微信群发、QQ群通知、电话沟通等方式不仅效率低，还极易引发隐私泄露问题。更有甚者，个别家长因看到他人孩子成绩而产生攀比情绪，影响家校关系。如何在保护学生隐私的前提下 ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

This flask excels at thermal retention: my flat white was still steaming after a two-hour morning hike and swim in the Lake District, while iced coffee stayed cold for the entire afternoon on a 24C ...

只用 FAISS 时，搜索有时像在碰运气——语义上相似但事实错误的结果时常出现。迁移到 Qdrant拿到的不只是数据库，更是对系统的掌控力。稠密向量配合关键词过滤（混合搜索），终于能回答"显示 GPU 相关的技术文档，但只要官方手册里的"这种精确查询 ...

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Notable: Seattle is up to 54% to earn the No. 1 seed after beating the Panthers on Sunday, according to The Athletic's playoff predictor. If they beat the Niners on Saturday night, they'll win the No.

理解 AI coding 智能体的设计，可以帮助开发者更好地使用 AI coding 工具，实现开发提效。了解用户提示词预处理，帮助我们写出高效的用户提示词。例如：为什么在提示词中使用 @字符引入文件、目录作为上下文，可以减少会话轮次？如何自定义命令 ...