The Library · Insights
Deep dives across data, automation & AI
978 in-depth articles — from Excel foundations to production machine learning. Filter by topic or difficulty to find exactly what you need.
Data EngineeringExpert
Building Your First Data Pipeline with Python
25 min read
AI & Machine LearningPractitioner
AI for Excel and Power BI: Practical Use Cases Today
Master AI-powered data analysis with hands-on examples of Excel Copilot, Power BI natural language queries, and predictive analytics that work in production environments today.
14 min read
Power AutomatePractitioner
Power Automate with SharePoint: Automate Document Approvals
Build production-ready document approval workflows with multi-stage routing, escalation handling, and comprehensive audit trails using Power Automate and SharePoint.
17 min read
Power AppsPractitioner
Connecting Power Apps to SharePoint, Excel, and Dataverse: A Complete Integration Guide
Master the art of building multi-source Power Apps by learning when and how to connect to SharePoint lists, Excel tables, and Dataverse. Includes performance optimization, error handling, and real-world troubleshooting.
14 min read
Power BIExpert
Building Interactive Visuals: Advanced Charts, Maps, and Custom Formatting in Power BI
Master sophisticated Power BI visualization techniques including dynamic formatting, advanced geographic analysis, and performance-optimized interactive dashboards that transform data into compelling business narratives.
27 min read
Power QueryExpert
Power Query Transformations: Split, Merge, Pivot, and Unpivot - Advanced Techniques
Master Power Query's core transformation operations with advanced patterns for split, merge, pivot, and unpivot. Learn performance optimization, edge case handling, and enterprise-scale implementation strategies.
17 min read
Career DevelopmentPractitioner
Data Career Roadmap: Which Path Is Right for You?
Navigate the complex data career landscape with a systematic framework for choosing your path. Learn to assess your skills, understand different roles, and create a strategic transition plan.
24 min read
Data EngineeringPractitioner
What is a Data Pipeline? Architecture and Core Concepts for Data Engineers
Master data pipeline architecture with real-world examples. Learn batch vs stream processing, orchestration patterns, error handling strategies, and monitoring approaches that work in production.
19 min read
SQLPractitioner
SQL Basics: Master SELECT, FROM, WHERE Clauses and Build Your First Queries
Learn the fundamental SQL building blocks that every data professional needs. Master SELECT, FROM, and WHERE clauses with real-world examples, avoid common pitfalls, and build production-ready queries that deliver precise results every time.
13 min read
Power AutomateFoundation
Working with Conditions, Loops, and Variables in Power Automate
Master the three fundamental building blocks of intelligent automation. Learn to create flows that think, decide, and adapt using conditions, loops, and variables with practical, real-world examples.
15 min read
Power AppsFoundation
Master Power Apps Formulas: Navigate, Filter, Lookup, and Patch for Professional Apps
Learn the four essential Power Apps formulas that transform basic apps into professional business solutions. Master navigation, data filtering, record lookup, and safe data updates with practical examples.
12 min read
Power BIPractitioner
Power BI Data Modeling: Master Star Schema Design and Relationship Optimization
Transform slow, unreliable Power BI reports into enterprise-grade solutions. Learn star schema architecture, relationship best practices, and performance optimization techniques that reduce load times by 80%.
14 min read