.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 ...

The empty quotes make the Scanner chunk out the line one char at a time. At this point, the Scanner still returns a String, although the String ... character if not filtered out. How to read the next ...

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