AI圈迎来了新年的第一个双响炮啊， Anthropic刚发了Claude Opus 4.6，OpenAI也发了GPT‑5.3-Codex，在Codex ...

Something extraordinary has happened, even if we haven’t fully realized it yet: algorithms are now capable of solving ...

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If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

Working with numbers stored as strings is a common task in Python programming. Whether you’re parsing user input, reading data from a file, or working with APIs, you’ll often need to transform numeric ...

In forecasting economic time series, statistical models often need to be complemented with a process to impose various constraints in a smooth manner. Systematically imposing constraints and retaining ...

String manipulation is a core skill for every Python developer. Whether you’re working with CSV files, log entries, or text analytics, knowing how to split strings in Python makes your code cleaner ...

This project compares Excel and Python workflows for analyzing the same dataset, with a focus on functionality, ease of use, and output quality. It contains both an Excel dashboard and equivalent ...