大家好，欢迎来到 Crossin 的编程教室。很多读者问过我同一个问题：“Crossin，我 Python 基础学完了，也刷了几本入门教程，接下来应该怎么进阶？”这个问题很常见，也很真实。有人写了两年多代码，业务、爬虫、数据处理都上手，可一翻 Django、FastAPI、pandas 或 asyncio ...

Finding the right book can make a big difference, especially when you’re just starting out or trying to get better. We’ve ...

Python data types define how values are stored, processed, and interpreted in every program. Choosing the right data type improves clarity, reduces errors, and simplifies logic. Understanding ...

So, you’re looking to get better at coding with Python, and maybe you’ve heard about LeetCode. It’s a pretty popular place to practice coding problems, especially if you’re aiming for tech jobs.

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Python extracts text, tables, and images from PDFs quickly and accurately. Libraries like pdfplumber and Camelot make data collection smooth. Scanned PDFs can be read using OCR tools such as ...

Aaron Mann removed 87 Burmese pythons in July, the most by any hunter in the South Florida Water Management District's 2025 incentive program. Mann's total brings the 2025 program's eliminated python ...

An Introduction to Programming and Computer Science with Python, second edition is a free, open source textbook available under a CC BY-NC-SA license. Originally developed for UVM’s CS 1210 ...

This course introduces computer programming using the Python programming language. Emphasis is placed on common algorithms and programming principles utilizing the standard library distributed with ...

One way to speed up your Python programs is to write modules in the Zig language and use them in your Python code. Here's how to get started. Python might not be the fastest of languages, but it has ...