Data Science Tutorials

A practical guide to `docker init` - what it generates, how to use it with a real Python project, and when it's the right tool for the job.

Learn about the definition, formula, key properties, homogeneous coordinates, and applications of affine transformations in graphics, computer vision, robotics, and data preprocessing.

Explore how polynomial regression helps model nonlinear relationships and improve prediction accuracy in real-world datasets.

Learn how Karpathy's AutoResearch runs 100+ ML experiments overnight on a single GPU. Covers the three-file architecture, ratchet loop, results, and limitations.

Learn about LIFO principles, how to implement stacks in Python using lists, deque, and LifoDeque, and apply them for undo/redo systems or graph traversal.

Multi-factor authentication (MFA) protects your MongoDB Atlas account from unauthorized access by requiring verification beyond your password.

Upgrade your Git workflow by mastering git switch. Explore how it differs from git checkout, prevents detached HEAD states, and makes branch management safe.

Master Python dictionary methods from creation and modification to advanced optimization. Learn error handling and scale performance for production workflows.

Master time calculations in Excel. Apply ready-to-use formulas directly to your own data.

Learn what a normality test is, why it matters, and how to use common tests like Shapiro-Wilk, Kolmogorov-Smirnov, and visual methods to check your data + examples in Python and R.

Learn how to install and run Unsloth Studio locally on a GPU machine, test its chat interface, and explore features.

Learn how to use GPT-5.4 computer use to build a live news dashboard that automatically gathers and summarizes news.