Get a deep dive into using method references in your Java programs, including stream operations, event listeners, and constructors and factories. Topics Spotlight: New Thinking about Cloud Computing ...

At this point, the Scanner still returns a String, although the String contains only one character. To complete the use case, you must convert this one-character String into a single Java char with ...

For the most part, Java’s Scanner class is fairly easy to use, as the methods are largely self-explanatory. Examples of straightforward Scanner methods to get data such as floats, doubles or text ...

Exception in thread "main" java.lang.AssertionError: x < 0 at AssertDemo.main(AssertDemo.java:6) For either example, running AssertDemo without the -ea (enable assertions) option results in no output.