What is the JRE? Introduction to the Java Runtime Environment

Together, the Java Development Kit (JDK), the Java Virtual Machine (JVM), and the Java Runtime Environment (JRE) form a powerful trifecta of Java and Jakarta EE platform components for developing and running Java applications. They all work together to let developers build and run Java programs. I’ve previously introduced the JDK and JVM. In this … Read more

What is the JDK? Introduction to the Java Development Kit

The Java Development Kit (JDK) is one of three core technology packages used in Java programming, along with the JVM (Java Virtual Machine) and the JRE (Java Runtime Environment). It’s important to differentiate between these three technologies and understand how they’re connected: The JVM is the runtime that hosts running programs. The JRE is the … Read more

What is JSP? Introduction to Jakarta Server Pages

Jakarta Server Pages (formerly JavaServer Pages) is a Java standard technology that developers use to write dynamic, data-driven web pages for Java web applications. JSP is built on top of the Java Servlet (aka Jakarta Servlet) specification and is one of the Java web technologies included for ongoing support and upgrades in Jakarta EE. JSP … Read more

Introduction to RealityKit on iOS— Entities, Gestures, and Ray Casting | by Anupam Chugh

Leveraging RealityKit, Vision, and PencilKit frameworks. Time to say goodbye to SceneKit? Drawn by DALL-E 2 The introduction of iOS 13 brought a major upgrade to Apple’s augmented reality framework. ARKit 3 arrived with a lot of interesting new features — people occlusion, motion tracking, simultaneous front and back camera, and collaborative support. These enhancements … Read more

What Is MERN Stack ? A Brief Introduction – Codelivly

A group of technologies called the MERN stack would make it possible to construct applications more quickly. The use of this has been widespread among developers. Developing apps entirely in JavaScript would be the main objective of adopting the MERN stack. This is so because all four of the technologies that make up the technological … Read more

Querydsl vs. JPA Criteria – Introduction

I’ve used JPA Criteria for many years. The main advantage is its type-safe approach (compared to JPQL), but the code is quite complicated and not always straightforward. Recently, I came across a Querydsl framework and I saw its benefits immediately. The main benefits for me are: Type-safe approach. Fluent API with SQL style – the … Read more

Introduction to AWS Config: Simplified Cloud Audit

Modern cloud environments are ever-changing, and so is the nature of cloud computing. The growing cloud assets accompany the attack surface expansion problem for organizations, which unveils the need for visibility of cloud resources. AWS Config addresses that exact demand. It can be challenging to understand resources within your infrastructure like: Seeing what resources you … Read more

Introduction to Building Desktop Applications With

If you’re anything like me, you’re a big fan of JavaScript and its ecosystem, and you’ve been utilizing it to create excellent online apps using frameworks like React or fast web servers with NodeJS. You now want to create a desktop application but don’t want to learn a new programming language, or you want to … Read more

Introduction to ROS2 With Rust. write publishers and subscribers | by Timothy Shan | Jun, 2022

Write publishers and subscribers In May 2022, ROS 2 Humble Hawksbill (humble) was released, which supports Ubuntu 22.04. Since I am still using Ubuntu 20.04, this blog will focus on foxy. First thing first, how to install ROS2? Because our team is migrating from ROS1 to ROS2, I need to use both for now. My … Read more

Variable, References, and Lifetimes in Rust — A Practical Introduction | by Shanmukh Sista | Jun, 2022

Master the Rust basics Photo by Possessed Photography on Unsplash In this article, we’ll touch upon some basics for variables, memory, and references in Rust. The goal is to understand why Lifetimes exist in RUST and how can we work with the Rust compiler to write safe code. We’ll see some simple examples that highlight … Read more