Developer Tools

193 articles in this category.

Ever wanted to profile your application directly from your IDE? Here comes the Java JFR Profiler plugin, an open-source plugin for IntelliJ!

How do profilers like async-profiler work? How to write your own? This is the second part, covering wall-clock profiling.

How does debugging work under the hood? This article explains the basics of JDI and JDWP and gives the JDWP packets for an example program.

Dec 30, 2022 Sander Mak

Finding the right tech stack is a context-dependent journey. There's no right or wrong, just a lot of different angles to explore!

How do profilers like async-profiler work? How to write your own? This series tries to write a tiny sampling-based profiler from scratch!

Dec 21, 2022 Rob Austin

In this article, we explore the challenges in developing a Graphical User Interface (GUI) for Financial Information Exchange (FIX) data.

We started with an instance to host foojay.social via toot.io that provides us 200Gb of storage space to handle 250 active users.

Nov 23, 2022 Peter Lawrey

While having a class that directly extends Throwable is surprising, it is allowed and is also useful for providing additional information.

Using async-profiler can be quite a hassle, especially when trying to use it in a library. The new ap-loader project tries to fix this!

We invited Java security experts to dive into the fascinating world of secure coding and detecting vulnerabilities in your Java …