You can prompt an AI model with a line of text, and it will generate most of the code needed to build an app, tool or website ...

One way to get LeetCode problems offline is by using an Android emulator on your PC or Mac. Think of an emulator as a program ...

DCoat 2025.15 adds Lofted Surface controls, Smart Retopo improvements, Python 3.11.9 support, and expanded Blender Applink ...

Fixing a lot of bugs.

BM25 是一种用于信息检索的排名函数，用于衡量查询与文档的相关性。它基于词频（t）和文档长度进行加权计算，同时考虑逆文档频率（IDF）以惩罚常见词。在整个公式中，需重点关注总文档数 N 和文档频率 DF 等全局统计信息，这些信息直接影响实现的难度。