一次重构，让我处理DataFrame条件逻辑的速度提升了4倍。还记得那个周五的下午，我盯着屏幕上这段代码发呆：df["category"] = np.where(df["score"] > 90, "A", np.where(df["score"] ...

Tools: Python , Streamlit, Python-mysql-connector , MYSQL. Developed an interactive online shopping platform using Streamlit for the front-end and Python for back-end logic. Integrated MySQL database ...

After killing the snake, which he said measured between three and four feet long and was almost his height, Otieno transported both the dead python and his dog to a police station. Police later ...

Abstract: There are many advanced concepts and abstractions involved in signal-class courses, which require complex mathematical formulas to be deduced and proven. The derivation process of these ...