Programming Tutorials

in Java, primitive data types are the most basic types of data. They store simple values (not objects) and are very fast. 1. byte Size: 1

What is an Exception? An exception is an unwanted event that occurs during program execution. Example: Dividing a number by zero

Java Is Fast. Your Code Might Not Be. (12 min)🐢 https://jvogel.me/posts/2026/java-is-fast-your-code-might-not-be/ JDK 26 Security Enhancements (14 mi

JWT vs Session vs OAuth2 in Spring Boot: Which One Should You Use? Tags: java springboot security webdev If you've spent any time build

Imagine a company developing something as a “green project”, and after a certain period of time, it becomes an instant hit. Yes, I am talking about Su

GIF images pose several challenges for Java developers, largely due to the format's age and the limitations of Java's native libraries. Despite these

Since I started working on the development of the time-series database Apache IoTDB in 2016, I've been asked the same question again and again: Why

Since I started working on the development of the time-series database Apache IoTDB in 2016, I've been asked the same question again and again: Why

1. Introduction Understanding the difference between map and flatMap is very important when working with the Stream API in Java. Both are i

Scanning physical documents with a phone camera sounds simple until you deal with skewed angles, inconsistent lighting, and multi-page workflows. The

Object-Oriented Programming (OOPS) is a paradigm that organize the code using Classes and objects. The seven core concepts of Object-Oriented Prog

Object-Oriented Programming (OOP) is one of the most widely used programming paradigms in modern software development. It helps developers design appl

⚠️ How to Handle Errors in Camunda 7 vs Camunda 8 Error handling is one of the most critical aspects of workflow automation systems. Poor error handl

In the previous article Kafka Retries and Idempotent Producers Explained, we discussed how idempotent producers prevent duplicate messages in Kafka ev

O problema não é a idade, é a expectativa Começar em programação depois dos 40 não é difícil do jeito que parece. Mas também não é simples do jeito q

Distributed sagas are hard enough without AI. You're already dealing with compensating transactions, Kafka topics, state machines, and rollback chains

Eons ago I had a requirement to ingest large sets of data into our relational database (MySQL). This is how I approached the problem and optimized the

You don't need React. You don't need Angular. You don't need Vue, Svelte, or the JavaScript framework that launched last Tuesday. I built re:Money —

Command-Line Expense Tracker Using Java with a database-backed architecture Challenge Outlines Object-Oriented Progr

What is Oops? Oops(Object-Oriented Programming System) is a method of programming where we organize code like real-world things. Classes →