Give variables and methods logical names Another best practice on how to write clean code in Java is to assign logical, human-readable names to methods, variables, functions and other objects within ...

When you write String::toUpperCase, Java binds each element of the stream (String object) to the toUpperCase() method. This means String::toUpperCase is interpreted as s -> s.toUpperCase(), where ...

For Java, for example, there is the JavaBeans naming convention. It’s simple, and every Java developer should understand it. Here’s how to name classes, methods, variables, and packages in Java: ...

One more easy concept we can introduce in this Java tutorial is how to use methods. This will give you a bit more idea regarding the way that Java code is structured and what can be done with it.

Try catch Java: Exception handling explained We explain how to use a try catch block in Java and how to write methods that throw exceptions.

Java's I/O streams provide standardized ways to read and write data. Any object representing a mutable data source in Java exposes methods for reading and writing its data as a stream.