To avoid the Java RuntimeException completely, declare the array as the least generic type, which in this case would be Double. The Java RuntimeException is only one of many different types of bugs ...

Java’s collections like arrays and lists are foundational building blocks. Functional programming techniques are at times the ideal way to work with these collections.

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 ...

With Java running critical applications the world over, the nearly 25-year-old programming language must balance its community’s affection for its syntax with new trends.

Learn Java for app development and more.A Good Programming Education Starts with Java Learn Java for app development and more.

Java may still be getting bad press when it comes to (mostly consumer) security, but it continues to be the world's most popular software development language.