Last updated: July 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: Scratch is the free block-based language from MIT that introduces millions of children to coding — and the best resources for it are free too. Start with the free Harvard CS50 Scratch course; add a paid Udemy […]

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. We compare courses on merit, not on who pays the highest commission. See our review methodology. QUICK VERDICT Bottom line: For almost everyone serious about deep learning, the DeepLearning.AI Deep Learning Specialization on Coursera — Andrew Ng’s five-course program, rated 4.8 from over 147,000 reviews

By Josh Hutcheson · Last updated June 2026 · How we review The best app development course for most people is Flutter & Dart – The Complete Guide by Academind’s Maximilian Schwarzmüller. It is the single most popular paid app-development course on the internet, it is genuinely current (last updated March 2026), and it teaches

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: The single best Hadoop course is Frank Kane’s The Ultimate Hands-On Hadoop on Udemy (4.7★, 31,000+ ratings) — comprehensive, continuously updated, and it teaches Spark alongside Hadoop, which is how the field actually works now. If your

In 2021, digitalization is gaining momentum, and many industries are starting to improve their processes with various software products. The healthcare industry is keeping up with trends and is also trying to make the lives of patients, doctors, nurses, and many others much easier with the help of technology. In this article, we will look

Are you a developer looking for the latest trends for building an Android app? We can all agree that Android use has gained popularity and has driven out rivals out in the market share race. But that’s not all. Android development still has a very promising future, thanks to a bunch of cool technologies. These

Swift and Kotlin are the same thing. Or are they? If you are like me, then you might have gotten frustrated by statements like this that software developers through around then disappear into the woods. Who will do a proper Kotlin vs Swift comparison and save the day by answering this question? When you are

A Kotlin vs Java comparison is a very popular these days… If you are considering getting into Android app development in 2021, you probably must have found yourself in this dilemma too. Which language between Kotlin and Java is the best for Android development? I did a quick search online on Kotlin vs Java for

Xamarin is a very popular cross-platform mobile app development platform. But often you see developers throw around terms like Xamarin or Xamarin Native or Xamarin Forms or Xamarin.iOS or Xamarin.Android… This might leave you a little confused. So you might ask yourself: what’s the difference between Xamarin Native vs Xamarin Forms? As a pro Xamarin

So I came across Ionic framework the other day…  No, not really. I have actually known the Ionic framework, as a hybrid mobile app development tool, for 5 years now. But I never really go to do something useful with it. So, a few months ago, I decided it was time… time to try out

Do you like cross-platform mobile app development but dislike JavaScript? Have you thought of a Xamarin vs Flutter comparison for cross-platform mobile app development in 2023? Long before Flutter came into the picture, the only viable cross-platform development tools for mobile apps were JavaScript based React Native and C# based Xamarin. Most developers, me included,