The Python Copy Bug That Looks Fine in Code Review
A shallow copy, a shared inner list, and a deepcopy fix, with every snippet run on Python 3.13 and the real output pasted.
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Posts tagged #python
Pandas Basics on a Real Dataset: A Hands-On Walkthrough with Palmer Penguins
Load, inspect, clean, filter, group and pivot real data with pandas. Every snippet was run and the outputs are real.
Belady's Anomaly: FIFO vs LRU vs Optimal, Checked in Python
A GATE CS page-replacement walkthrough on one reference string, plus a script that shows how rare Belady's anomaly really is.
A 30-Day DSA Plan for Placements, Built Around Patterns (Not Problem Counts)
A common way to prepare for placement coding rounds is to open a list of hundreds of problems and start at number one. A month later, a new problem still feels like a blank page. A better approach: le