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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 ...
Add a long inside a text String. The easiest way to convert a long to a String is to append it to double quote. However, for complex output where a long must be embedded in a Java String, use the ...
In prior Java 101 articles, I referred to the concepts of redirection, standard input device, and standard output device. To demonstrate inputting data, several examples called System.in.read ...