public static void main(String[]args) { int age=23; String name="Asieh"; double prise=19.90; boolean isJavaFun=false; char gerade='s'; System.out.println("name:"+name ...

In Java language, primitive data types are the building blocks ... The Boolean data type specifies one bit of information, but its "size" can't be defined precisely. The byte data type is an example ...

Generally speaking, we can say that array types are covariant in Java. We’ll look at examples of covariance ... class Generic<T> { T data; void write(T data) { this.data = data; ...

Type inference in Java happens when the JDK’s compiler, rather than the developer, assigns a data-type to a variable. As you can see in the following var examples, the left-hand side of the assignment ...