Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods.

How to printf a Java String. To use the Java String printf method to format output text, follow these rules:. Use %s as the printf String specifier in the text string being formatted.; Use %S as the ...

You could avoid the “lack of type safety” and “not enough information” problems by using java.lang.String constants. For example, you might specify static final String DIR_NORTH = "NORTH";.

Hi all-Does anyone know if there is a way to compare two strings, one having the wildcards '?' and '*'? I'm familiar with the Regular Expressions part of the standard library, but that's not what ...

Using Java’s String length method. To get the number of characters in a given piece of text, the Java String length() method is all you need. Just make sure the String is not null, and avoid any ...