I am running our static analysis tool based on JDT ([email protected]) on org.apache.solr:[email protected] and encountering a null pointer exception. java.lang.NullPointerException: Cannot ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The easiest way to garner user input in a Java program is to use the System’s Console class.

Introduced with the Java 17 release, pattern matching enhances the instanceof operator so Java developers can better check and object's type and extract its components, and more efficiently deal with ...

Even though we have touch-screen-based Windows 11/10 devices, the mouse remains an important part of usage, especially when you want to do some hardcore work. When using Touch, it’s a bit hard to drag ...

Error handling, also called exception handling, is a big part of Java, but it’s also one of the more divisive elements. Exception handling allows a developer to ...

While Java is one of the most in-demand and widely used programming languages in the world, it is not without its detractors. Java is not a particularly beginner-friendly language and it is rife with ...

Was just about to start moaning about Arduino again, but noticed all other boards I have installed, seem to work. Darned Win10. Arduino 1.18.3 Installed megaTinyCore 2.2.0 Repro: Try to update, ...

It doesn’t take much Java development experience to learn firsthand what the NullPointerException is about. In fact, one person has highlighted dealing with this as the number one mistake Java ...