.NET Framework 4 introduces a new method on its String class called IsNullOrWhiteSpace that checks whether a provided String is null, empty, or consists only of "white space." This handy method is ...

How to read the next char with Java’s Scanner. To summarize the process, follow these steps to read user input with the Java Scanner one char at a time: Read a line of text with the Scanner as you ...

/** * Instantiate my collections with empty versions using Collections fields. * This will result in javac compiler warnings stating "warning: [unchecked] * unchecked conversion". */ public void ...