IntelliJ IDEA

Pull back the curtain on the Spring Boot magic and see how the Spring Debugger plugin makes the invisible visible. 

This blog post explores how Java and debuggers work behind the scenes.

In this blog post, we will look at how to debug Java code using the IntelliJ IDEA debugger. We will look at how to fix a failing test, how to find out where an `Exception` is thrown, and how to find problems with our data. And we will learn some neat tricks about the debugger in the process!  …

Back in the day, computer games were different. Not only have their graphics and mechanics evolved, but they also had one characteristic that doesn’t seem very common in games today: cheat codes. Cheat codes were sequences of keys that would give you something extraordinary, such as infinite ammo o…

In a typical debugging scenario, you would set breakpoints to tell the debugger when to suspend your program. A breakpoint usually corresponds to the moment that marks the starting point for further investigation. Deciding where to set a breakpoint can be challenging. There might be situations wher…

In our previous article, you learned to move through your code with basic and advanced stepping actions. Now that you know how to navigate your code and control its execution step by step, we can look at the tools for analyzing your program’s state and testing scenarios for bug fixes.  In th…

This Debugger Upskill blog post is the first in a series devoted to the IntelliJ IDEA debugger. In the upcoming articles, we’ll describe its core functionality as well as features designed for peculiar use cases. Our topic for this post is stepping, an invaluable procedure that allows you to move…

There are a lot of debugger tutorials out there that teach you how to set line breakpoints, log values, or evaluate expressions. While this knowledge alone gives you a lot of tools for debugging your application, real-world scenarios may be somewhat trickier and require a more advanced approach. …