Java, C++, or C#???,Alright. I would consider myself a new developer. I have worked primarily with Node, Javascript, and React and have been looking to enter the workforce as a dev...

Oracle ADF REST Batch GET with query parameters?,I'm working with the Oracle ADF REST API for an app. I want to be able to batch some requests, but I'm not seeing a way to do so wh...

WTF are streams?,Streams have always been a complicated topic, but with a little help from some examples, hopefully we can make it right today. Streams are, in essence, a sequence ...

How to use Java Executor framework for Multithreading, Multithreading Series (3 Part Series) 1 How to get started with Multithreading in Java 2 How to use Java Executor framework f...

Java Number Exploration Lab,To kick off the Renegade Curriculum series, I wanted to start with a lab that I’ve used a lot in the past to introduce a programming language. In parti...

Spring Boot Interview Questions,List of top 20 Spring Boot Interview Questions and Answers What are the benefits of using Spring boot? How it is different from the Spring framework...

Java Memory Leak for JDBC, The Context I had written an engine using a custom ClassLoader. To do that just create a new URLClassLoader, load a jar and execute what code you want, t...

How to read and understand a Java Stacktrace,When things go wrong in a running Java application, often the first sign you will have is lines printed to the screen that look like th...

How I Earned 2000$ with a Mobile App,I usually blog about .NET related topics on this blog. I got asked by a friend, why I did never blog about my mobile app, and how I earned 2000...

Introducing Test GraphQL Java,I was recently asked by one of my friend how can we test the GraphQL APIs in Java. He is currently exploring Karate's capability, however, he doesn’t...

Top 20 String Coding Problems from Programming Job Interviews,Disclosure: This post includes affiliate links; I may receive compensation if you purchase products or services from t...

Back to writing,Hi, I am Marcos, a Developer from Brazil living in the Netherlands, I've been coding for more than 20 years now, believe it or not, it's still my passion. In all th...