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Throughout our 17 year history, Vaadin has given developers a simple, component-based way of building Web Applications.

This video shows the building blocks you use for every Java program you'll write in this course. One additional note: The program ...

Caveats; wonderful justifications why Exceptions aren't side effects, at least in Haskell.

Today, Surma talks about async iterators & generators in HTTP203. For more info: https://goo.gl/rBM420 NEW EPISODE OF ...

Calculating days until the user's next birthday.

A brief description of what the Java compiler is on about.

Using the try-with-resources construct will allow Java to close files for you automatically so you don't have to do it explicitly.

View all the objects in the workspace using ls(), remove objects using rm(), cast a variable as a different type using an as.[type]() ...

In this video, you'll learn an easy way to use a web socket push connection in Vaadin Flow to update the UI based on backend ...

When you pass an object to a method, you are passing a copy of the *reference* to that object. That lets you update an object's ...

Find out the limits of using casting when working with polymorphism.

"Functional programming changes the way you have to think and reason around your programs. It allows you to write short, ...

Can you really Master AWS Lambda with Java 17 in 2 Mins? This video shares THE key insight or trick that will make you feel ...

In this video, the Strategy software design pattern is explained. Strategy: Provide behaviour dynamically by supplying a method to ...

Surma shows you the new Object Spread operator “...” in JavaScript. If you have questions or suggestions, hit us up on Twitter!

Have you ever been given a health data extract that contains just codes, but no display terms? Pathling is your friend! The display ...

This step extends the interfaces that were defined and uses them to create a generic method for recursive printing. The code is ...

These videos were made for DiscoverE's second MOOC, Intro to App Design, which was released in October 2015. This is a free ...

Mat shows you a small mistake that can sneak into your code when using async/await and how to fix it! If you have questions or ...

Web Assembly (WASM) is a binary file with its own format, in which you can turn any programming language, such as C and C++, ...