java – Leibnix

Publish to Maven Central using Gradle

January 14, 2026

| configuration, gradle, gradlew, groovy, information, java, spring-boot

Credentials that are not displayed in GitLab but are used privately can be found at: If the file does not exist, create it. content: In […]

Configure Gradle in Visual Studio Code

January 12, 2026

| No Comments

| configuration, gradle, groovy, information, java, openjdk, spring-boot, vscode

To install version 21 of OpenJDK with Homebrew on macOS (from the console) Generally, different versions of OpenJK with Homebrew are installed in the /usr/local/Cellar […]

gradle

January 6, 2026

| No Comments

| gradle, groovy, information, java, spring-boot, structure

Spring Initializr is a scaffolding tool for creating Spring Boot projects, including RESTful APIs in Java. Spring Initializr is a web tool (via the web […]

Create a Maven archetype and a project scaffolding file for Java Spring Boot Maven (pom.xml).

| No Comments

| archetype, information, java, maven, pom.xml, spring-boot, structure

Project Scaffolding (Structural) It creates the foundation for the entire application. It defines where resources, tests, and source code go. When you use a scaffolding […]

JShell

October 5, 2025

| No Comments

| information, java, jshell, linux, macos, maven, script

JShell is the interactive command-line tool for the Java programming language. It was officially introduced starting with Java 9 (JDK 9) and is a REPL […]

create a STUN server in Linux Ubuntu

September 13, 2025

| No Comments

| console, information, java, macos, nc, netplan, P2P, port, public_ip, server

A PC cannot know its public IP on its own; it needs a third party, that is a STUN server, it’s like a mirror. This […]

Scan an external library in Java Spring Boot

April 20, 2025

| No Comments

| information, maven, spring-boot

It is neat to have configuration classes in a /config folder, located at the same level as the main class: note that the packages: and […]

Testing a Java-injected Springboot service

| No Comments

| information, java, package, spring-boot

You must have the following dependencies, Junit is included, do not add it. you must write down the main class: you must write down the […]

redundant junit dependency

| No Comments

| maven, package, spring-boot

if you have: If you have the following Junit dependency in another version or the same one, you can remove it

Operations for BigInteger and BigDecimal

April 5, 2025

| No Comments

| java, maven, new-library

Java library with Maven. what it does for now:to transform BigInteger to BigDecimal (you specify where the period goes; if you enter an invalid number, […]