This blog has a really interesting assortment of articles on mathematics and programming. You can use the tags to your right to find topics that interest you, or you may want to have a look at
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In this Pydon't you'll learn how to make the best use possible of the Python REPL.
If I scramble a Rubik's cube for long enough, will it solve itself?
In this Pydon't you will learn the Python string methods
In this Pydon't you'll learn the importance of using good names and I'll give some tips to help you.
Can you solve this little minesweeper puzzle?