Google Machine Learning Crash Course

free:

Machine Learning Crash Course  |  Google Developers

"A self-study guide for aspiring machine learning practitioners
Machine Learning Crash Course features a series of lessons with video lectures, real-world case studies, and hands-on practice exercises."


Artificial intelligence development course offered for free by Google - Science & Tech - The Jakarta Post

tool: PWA Builder, App Image Generator

Interesting tools:

Take a URL of running web site, download pages, and package as PWA that can run disconnected!

PWABuilder
"PWA.tools takes data from your site and uses that to generate cross-platform Progressive Web Apps"

PWABuilder Docs | Documentation for PWABuilder.com

Benefits of PWA on Windows 10s | PWABuilder Docs

Take a single image, and create set of required logo images and thumbnails for 

Windows 10, Android, iOS etc... Very useful!

App Image Generator

"Quickly and easily create app icons for various platforms in the right size and format"

link from .NET Rocks! vNext