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Java's canonical constructor Keen-eyed Java developers will notice that the above example uses a parameterized constructor to create an instance of the Java record, even though no constructor is ...

Repository files navigation Data type casting in Java is used to convert one data type into another data type so that memory consumption can be controlled. Type casting of two types is used in Java ...

Generics in the Java Collections Framework Generics are integrated into Java Collections to provide compile-time type checking and to eliminate the need for explicit type casting.

Covariance and contravariance might seem esoteric, but you'll need these concepts more than ever as the Java language evolves. Get started with type dependency in array types, generic types, and ...

Learn about the new Java 10 "var" type, and experiment using JShell with this hands-on tutorial on how to reduce boilerplate code using new type inference for local variables.