How do you size Java arrays? To set the size of a Java array, explicitly state the intended capacity of the array when you initialize it with the new keyword, as follows: // Set the Java array size to ...

In Java, we can implement whatever sorting algorithm we want with any type. Using the Comparable interface and compareTo() method, we can sort using alphabetical order, String length, reverse ...

In Java, some array types are covariant and/or contravariant. In the case of covariance, this means that if T is compatible to U, then T[] is also compatible to U[].