Pandas, NumPy, Python Tricks: Interview-Ready Reference

A running set of toy datasets and idiomatic pandas/NumPy/Python snippets for common data manipulation interview tasks.

July 19, 2026 · 26 min · 5471 words · Sushant Patil

Production OOP Patterns in ML: Interview Reference

A tour of OOP design patterns — encapsulation, inheritance, polymorphism, composition — as applied to building production ML systems.

July 19, 2026 · 10 min · 2034 words · Sushant Patil