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Excel finally fixed its worst problems—but you're still using the old workarounds

Excel has quietly gained dynamic arrays, XLOOKUP, Power Query, and Python, yet many still work the old way.
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Master recursion and speed up Python code

Recursion is more than a coding trick—it’s a powerful way to simplify complex problems in Python. From elegant tree traversals to backtracking algorithms, mastering recursion opens the door to cleaner ...