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 ...

When I upgraded to Hibernate 6 2.20.0, I encountered a problem: Caused by: jakarta.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibernate SessionFactory; nested ...

Java’s String class encapsulates an array of bytes. A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you want ...

Programmers typically target a specific, long-term support release when they develop applications. That means for the past several years, most Java developers were limited to the Java 8 or Java 11 ...

One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code. This can be a ...

2020-02-28 13:03:11.970 20418-20876/ I/System.out: 117068 [nioEventLoopGroup-5-1] DEBUG io.moquette.broker.AutoFlushHandler - Initializing autoflush handler on ...

Writing a Java application (see Android) that consumes a JSON API usually involves mapping the JSON objects to Java classes for use in the software. This is a tedious and repetitive task to say the ...