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Tutorials

Power BI Data Modeling with DAX (2025)


Free Download Power BI Data Modeling with DAX (2025)
Released: 08/2025
Duration: 1h 22m | .MP4 1280x720, 30 fps(r) | AAC, 48000 Hz, 2ch | 797 MB
Level: Intermediate | Genre: eLearning | Language: English
Power BI Desktop makes it easy to create basic data models. But if you need to report across time periods—for example, visualize year-over-year growth or compare sales or other data by month or quarter—you need Data Analysis Expressions (DAX). DAX is a language you can use to create formulas for Power BI that extend your data model. In this course, Gini von Courter covers the essentials of working with DAX, sharing best practices for data model design and optimization along the way. Learn how to work with DAX aggregate functions, add calculated columns, create measures, and work with DAX logical and filter functions.

Tutorials

Docker Build and Optimize Docker Images


Free Download Docker Build and Optimize Docker Images
Released: 08/2025
Duration: 1h 38m | .MP4 1280x720, 30 fps(r) | AAC, 48000 Hz, 2ch | 187 MB
Level: Intermediate | Genre: eLearning | Language: English
In this intermediate Docker course, author and Docker Captain Shelley Benhoff shows you how Docker's layer structure and caching mechanism can dramatically speed up your builds and reduce image sizes. Learn to apply best practices for structuring Dockerfiles, incorporating multi-stage builds, and optimizing the build process for security and efficiency. By the end of this course, you will be able to confidently create lean, maintainable images that follow industry-recommended patterns.