Fundamentals

Train a model, split your data properly, and understand what the numbers are telling you.

Fundamentals Deep Learning Evaluation & Production

Train your first machine learning model in 20 lines of Python

No maths degree required. Load data, split it, fit a model, check the score — the four steps every scikit-learn project uses, explained line by line.

Python Machine Learning Learning

6 min readAug 26, 2026vaibhavkothari

Beginner

Train/test split explained — and why your accuracy is a lie

A 99% accurate model that fails in production usually has data leakage. Learn the four ways test data sneaks into training and how a scikit-learn Pipeline prevents all of them.

Machine Learning Python Learning

6 min readAug 26, 2026vaibhavkothari

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