大家好，欢迎来到 Crossin 的编程教室。作为每天都在用 Python 工作的开发者，我最常听到大家的吐槽就是：“Python ...

YieldMax PYPL Option Income Strategy ETF (PYPY) has fallen 22% year-to-date while employing a synthetic covered call strategy on PayPal (PYPL) that collects options premiums as weekly distributions, ...

Mon, March 16, 2026 at 10:55 AM UTC ADX is a closed-end fund that owns a diversified equity portfolio and distributes both dividends and realized capital gains to shareholders. It has been doing this ...

计算机工程师和程序员长期以来依赖逆向工程来实现程序功能，而不直接复制受版权保护的原始代码。简单来说，就是在不侵犯版权的前提下“模仿”软件的行为和功能。过去，这种做法通常遵循所谓的“洁净房间（clean room）”原则：由完全不接触原始代码的人重新实现功能，以确保生成的新代码不会构成原作的衍生作品。

快速导读：Python慢，就该用Rust重写？一个工程师用硬核数据告诉你，这几乎是最愚蠢的懒惰。从1.4倍到惊人的1633倍，Python的性能优化是一场关于成本和收益的真实游戏。而最后的真相是，你拼命优化的东西，可能从一开始就搞错了。  该图片可能由AI生成 关于“Python执行效率较低，我们应当采用Rust、Go或C++进行重写”的讨论，几乎成为每个技术团队的周期性议题。然而，有一篇内容翔实 ...

Pythonic syntax lets you feel right at home Dynamic error handling saves hours of troubleshooting and makes sure only valid requests count toward your API quota A ...

Python library providing an implementation of the WebSocket protocol defined in RFC 6455. Read the documentation for more information. You can also join the ws4py mailing-list to discuss the library.