Data Science Tutorials

This comprehensive guide teaches you how to use git commit --amend to correct mistakes, add forgotten changes, and manage Git history.

Master Excel time formulas to calculate durations, handle time over 24 hours, and format time values for clear, accurate reporting.

Learn how to build AI agents using Mistral's Agents API, and explore key concepts like tool usage, connectors, handoffs, and more.

Understand how the law of large numbers supports statistical reasoning. See how it ensures consistency in averages over time and powers predictions in fields like sports, finance, and science.

This post demystifies Apache Arrow with Python examples. You’ll learn how to install it, build Arrow arrays and tables, work with big data efficiently, and integrate it with tools like pandas and Spark.

See how dynamic SQL enables runtime query execution with flexible logic. Explore execution methods, security and performance tips, and practical use cases.

Learn how to effectively expose and publish ports in Docker to enable communication between your containers and the outside world. This guide covers everything from Dockerfile configuration and runtime flags to Docker Compose orchestration and troubleshooting techniques.

Learn about Perplexity Labs, its features for creating reports, dashboards, and web applications, and how to use it through practical examples.

This guide walks data practitioners through using Amazon QuickSight to create interactive dashboards, optimize performance, and leverage built-in machine learning.

This comprehensive guide demystifies AWS RDS, walking you through setup, performance tuning, and cost management.

Learn how to fine-tune the top open-source reasoning model, on a medical multiple choice questions (MCQs) dataset using a consumer GPU.

Learn how Excel's wildcard characters enhance flexibility in search, replace, and formula logic. Discover practical examples using *, ?, and ~ in filtering, VLOOKUP(), and more.