Today's applications require monitoring, logging, configuration, etc. Each of these concerns can be implemented as a ...

Creating a Minecraft server is simple with Java and a proper setup. All you need is an updated JDK file and the server.jar file from Minecraft to get started with the server. If you want to invite ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way to convert from a long to a String in Java is to add the long to an empty set of ...

Runtime errors occur when something goes wrong in the normal execution of a program. When severe enough, these errors abruptly terminate an application. To help programmers both anticipate and recover ...

Java is one of the most in-demand programming languages in the world and one of the two official programming languages used in Android development (the other being Kotlin). Developers familiar with ...

In this little article, we will see how to get the string representation(tostring) of an object cautiously, that means avoiding NullPointerException. Getting the ...

package dustin.examples; import java.util.Arrays; import static java.lang.System.out; /** * Simple demonstration of Arrays.toString(Object[]) method and the * Arrays ...

I send a message using RabbitMQ Java client - com.rabbitmq.client.Channel#basicPublish(String, String, BasicProperties, byte[]) - with null BasicProperties, which seems to be a valid case. I get NPE ...