In this tutorial I describe the functionality of the Java 8 streams and show the difference to classical Java implementation by means of examples.
In diesem Tutorial beschreibe ich die Funktionsweise der Java 8 Streams API und zeige anhand von Beispielen den Unterschied zu klassischen Java Implementierung.
In this tutorial I want to show you how to convert lists or sets into a map with the Java 8 Streaming API Collection.
In this tutorial I want to show you how to start and stop mongodb under Docker Container. This tutorial can also be used for MySQL and MariaDB.
In this tutorial I want to show you how to start and stop MongoDB under Docker Container. This tutorial can also be used for MySQL and MariaDB.
In this tutorial I will show you how you can use Spring Boot, Spring Security & JWT to secure your Micrsoservice or REST API against unauthorized persons.
In diesem Tutorial zeige ich dir wie du mit Spring Boot, Spring Security & JWT dein Micrsoservice oder Rest API gegen Unbefugte absichern kannst.
Now that we've seen how to create a rest controller with Spring Boot and address it with Postman, should we think about how to store the data in the system? There are many ways and ways to store data. The classic variant would be to use a SQL database like MariaDB. But I want to show you in my tutorial how you can store the data in a MongoDB.
In the last tutorial we learned how to create applications with Spring Boot using Apache Maven in a very short time. This tutorial is about creating a rest controller with Spring Boot. We will learn how to create a rest controller and how to offer different HTTP methods (GET, POST).