Java’s String class encapsulates an array of bytes.A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you ...

Passing by value means we pass a copy of the value.; Passing by reference means we pass the real reference to the variable in memory.; Java object references are passed by value. All object ...

Pop quiz: Do you know what annotation metadata is? If you’re like most coders, you don’t—and that has been okay, says Graeme Rocher, creator of Java application frameworks, including Grails ...