(Jeff Friesen) XML and JSON are important to me, and I’m grateful to Apress for letting me write an entire book about them. In this Java Q&A post I will briefly introduce the second edition of my new book, Java XML and JSON.

(Satish Wadekar) I was working on FFmpeg for a task related to audio files, and it worked fine on my local machine. So, I wanted to bundle it up in AWS Lambda but I had to struggle a lot. Here is how you can deploy FFmpeg with AWS LambdaWS Lambda, with the help of some NPM.

(Benedikt Meurer) In recent years, JavaScript engines have improved on all fronts. The performance of JavaScript has reached a level where it can easily compete with programming languages that have traditionally been considered more appropriate for high-performance computing.

(Brad Joss) This Windows desktop application, while running, monitors your clipboard, and allows you to alter the contents before you paste.

(Rajeesh Menoth) Today, we are going to learn the most popular Single Page Application creation framework, called AngularJS, using Angular CLI (Command Line Interface).

(Ram Lakshmanan) Java.lang.VirtualMachineError is thrown when the Java virtual machine encounters an internal error or resource limitation, which prevents it from functioning.

(Alex Soto) DevOps has grown greatly in popularity over the past several years, particularly in (software) companies that want to reduce their lead time to be measured in days/weeks instead of months/years, without compromising quality.

(Dustin Marx) The Java VM flag -XX:+AggressiveOpts was deprecated in JDK 11 [see JDK-8199777 and JDK-8199778] “because its behavior is ill-defined.” The “Problem” section of JDK-8199778 further explains (I added the emphasis):

(Arthur V. Ratz) To download the project, you can alternatively visit my GitHub repository at

(Rafael Chinelato Del Nero) Threading refers to the practice of executing programming processes concurrently to improve application performance. While it’s not that common to work with threads directly in business applications, they’re used all the time in Java frameworks.