Triangular differences
Câu đố thứ 533 trong cuốn The Big Book of Brain Games: 1,000 PlayThinks of Art, Mathematics & Science (tựa tiếng Việt: 1000 câu đó tự duy về Toán, Khoa h...
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List of (solvable) puzzles in krazydad.com
Jim Bumgardners’s site is a really great resources of interesting puzzles. When I was a kid, I used to download a lot of puzzles here to entertain myself. At...
[IP Adventure] Eight queens puzzle
Mô hình hóa (modeling) là một trong ba kỹ năng quan trọng để giải quyết những vấn đề thực tế, bên cạnh mô phỏng (simulation) và tối ưu hóa (optimization). Kỹ...
Tips and tricks in Python (part 2)
Read files ```py my old method with open(path, ‘r’) as f: lines = [x.replace(‘\n’, ‘’) for x in f.readlines()]
Cyclic imports in Python: How to handle it?
Cyclic imports often appear when the design contains complex dependency. This article describe the cases it emerges and the way to fix it.