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curl https://start.spring.io/starter.zip -d dependencies=web,devtools,lombok,configuration-processor,security,actuator,testcontainers \
           -d bootVersion=2.3.4.RELEASE -o my-project.zip
           
#https://docs.spring.io/initializr/docs/current/reference/html/#command-line     
#https://start.spring.io/

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public class MyClass {
    public static void main(String args[]) {
        Object object = (byte) ~ 
                        (char) - 
                        (int)  + 
                        (long) -1;
                           
        System.out.println(object);
        
        if (object instanceof Integer)

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import lombok.extern.slf4j.Slf4j;
import org.eclipse.jgit.api.Git;
import org.eclipse.jgit.lib.AnyObjectId;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.transport.PushResult;
import org.junit.jupiter.api.Test;

import java.io.File;

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Libraries

• https://ramdajs.com/
• https://rxjs-dev.firebaseapp.com/
• https://www.slant.co/topics/408/~best-libraries-for-functional-programming-on-node-js
• https://github.com/immutable-js/immutable-js
• https://github.com/stoeffel/awesome-fp-js

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import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Objects;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import java.util.function.Consumer;
import java.util.function.Supplier;

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package example;

import ev3dev.actuators.lego.motors.EV3LargeRegulatedMotor;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.function.Consumer;
import java.util.stream.Collectors;

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package example.programming;

import ev3dev.robotics.tts.Espeak;

/**
 * Java example to show the new language feature (Java 13): Text block
 * 
 * Original text: https://cvc.cervantes.es/literatura/clasicos/quijote/edicion/parte1/cap01/default.htm
 */
public class DonQuijoteDemo {

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API General design:

POST /api/companies/items GET /api/companies/items GET /api/companies/items/{id} DELETE /api/companies/items/{id} PUT /api/companies/items/{id}

PATCH /api/companies/items/

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public class ThreadDeathCatch {
  public static void main(String[] args) {
    try {
      Thread t = new Thread(() -> {
          try {
            Thread.sleep(2500);
          } catch (Throwable ex)  {
            System.out.println("Caught in run: " + ex);
          }
      });    

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package examples.actuators;

import ev3dev.actuators.lego.motors.EV3LargeRegulatedMotor;
import ev3dev.actuators.lego.motors.Motor;
import lejos.hardware.port.MotorPort;
import lejos.robotics.RegulatedMotor;
import lejos.utility.Delay;
import lombok.extern.slf4j.Slf4j;

import java.util.concurrent.ExecutorService;