Integrate Auth0 with angular

Overview In this post, I’m going to show you how to create an Angular app and integrate it with Auth0. Why Auth0? It’s a service that lets us quickly handle user management. You can use other options (like keycloak) but Auth0 has a free plan that allows up to 7,000 monthly active users. That’s a … Read more

DoubleConsumer vs Consumer

Overview One of the biggest questions I have when studying the functional interfaces in java.util.function is why the creators made DoubleConsumer (LongConsumer, IntConsumer) while there is already a Consumer interface that can handle any kind of object. It turned out, they have solid reason to do so. Boxing, unboxing, autoboxing primer As you may already … Read more

Java Consumer Functional Interface Tutorial

Overview In Java functional programming, Consumers are incredibly versatile and valuable, particularly when it comes to performing actions on data without returning values. Why use Consumers? Here are the main reasons using Consumers is beneficial to your code: Simplifying Side Effects You may hear or read somewhere that in functional programming, side effects should be … Read more

Java Predicate & BiPredicate Tutorial

Overview The predicate interfaces in the java.util.function package return a boolean given one or some arguments. The primary purpose of the Predicate interface is to simplify the task of evaluating conditions or tests within your Java applications. It abstracts the process of writing conditional statements and allows you to represent complex conditions as reusable, composable … Read more