Since I spent countless hours finding the correct setup for Cucumber, TestContainers and Junit5 (Jupiter) for my Spring Boot project, I hope this tutorial can somehow save you time and help you avoid needless pain. Before you begin, I hope you already know what Cucumber, TestContainers, and Junit5 (and of course Spring Boot) are. If … Read more
When you are using *Nix systems, you prefer to start everything from the command line. In my case, I would like to open Intellij from the command line by typing idea following the folder, I want to open just like people do in tutorial videos. In order to do that, you need to find the … Read more
In the recent app that I develop, there is a situation like this: The API, created with Spring Boot . The Angular app calls the API but got a CORS error. I did a few searches online and found out that I need to add additional configuration in the code. The problem is since I … Read more
In the previous article, you’ve already known about the Runnable interface. To execute a task, you can simply create a class implement Runnable and pass an instance of that class in a thread. Runnable instances don’t provide a return value, you may need a different solution if your use case requires capturing return values. Introducing … Read more
One of the methods to run tasks in multiple thead is to pass Runnable instance to thread and call that start() method. Runnable is a Functional interface that has only one method that returns void. If you prefer the lambda syntax, you can write the above code like so: However, for tasks with more than … Read more
What is a thread? Thread is the smallest execution unit that can be schedule by the operating system. A process is a running program. When you start a program, you create a process.In one process, there can be more than one thread. Threads in a process share an environment created by the process. System vs … Read more