Data Science Tutorials
Develop your data science skills with tutorials in our blog. We cover everything from intricate data visualizations in Tableau to version control features in Git.
Discover categories
Training 2 or more people?Try DataCamp for Business
Excel TEXTJOIN(): Combine Text in Excel
Combine cell values smoothly with TEXTJOIN(). Handle delimiters, skip blanks, and simplify your data assembly in Excel.
Josef Waples
June 18, 2025
Fine-Tuning Magistral: A Step-By-Step Guide
Step-by-step guide to fine-tuning the Mistral reasoning model on a medical MCQs dataset using the Transformers framework.
Abid Ali Awan
June 17, 2025
Compress Excel File: Fixes for Sluggish or Oversized Spreadsheets
Are you having trouble with slow Excel workbooks or large files that are hard to share? This guide shows you simple and advanced ways to reduce Excel file size, improve performance, and make collaboration easier.
Jachimma Christian
June 17, 2025
Excel New Line in Cell: Easy Ways to Insert Line Breaks
Discover quick methods to start a new line in an Excel cell using keyboard shortcuts, formulas, and Find & Replace. Learn platform-specific tips for Windows, Mac, and web-based Excel versions.
Oluseye Jeremiah
June 17, 2025
How to Run Python in Tableau with TabPy: A Complete Guide
Follow these steps to get started running Python scripts in Tableau using TabPy. This will enable you to create modeling and analytical pipelines for your Tableau visualizations.
Tim Lu
June 16, 2025
INSERT INTO in Snowflake: A Complete Beginner’s Guide
Learn how to efficiently insert data into Snowflake tables using the INSERT INTO statement. This guide covers syntax, use cases, best practices, and troubleshooting techniques.
Tim Lu
June 16, 2025
Hessian Matrix: A Guide to Second-Order Derivatives in Optimization and Beyond
Understand the role of the Hessian matrix in multivariable calculus and optimization. Learn how it’s used to analyze curvature, locate critical points, and guide algorithms in machine learning.
Vidhi Chugh
June 16, 2025
How to Use Excel CONCAT(): A Quick Guide
Learn how to merge text, numbers, and cell ranges in Excel, reduce manual entry, and keep your data tidy and well-organized.
Josef Waples
June 16, 2025
Flowise AI: A Guide With Demo Project
Learn how to build an AI agent that answers questions based on a CSV dataset using Flowise, a low-code workflow-based tool.
François Aubry
June 16, 2025
Docker Stop All Containers: A Step-by-Step Guide
Learn how to stop all running Docker containers using simple commands. This will help you manage system resources and streamline your Docker environment.
Khalid Abdelaty
June 15, 2025
How to Create a Sankey Diagram in Excel, Python, and R
From basic concepts to advanced implementation, learn to build effective Sankey diagrams using popular tools. Discover the key components, best practices, and design principles that make flow visualizations compelling and insightful.
Vinod Chugani
June 13, 2025
Kutools for Excel: A Full Introduction of the Excel Add-In
Discover how Kutools for Excel transforms complex Excel tasks into single-click operations with specialized productivity tools. Learn installation, key features, and practical applications to enhance your Excel workflow.
Vinod Chugani
June 13, 2025