Though Java already has a character type and char keyword to represent and manipulate characters, the language also requires a Character class for two reasons: Character c1 = new Character ('A'); ...

Java gives you the ability to dynamically create strings. Even after you set the string value, you can add more characters to the string value throughout the code. This process lets you build a string ...

In the post Checking for Null or Empty or White Space Only String in Java, I demonstrated common approaches in the Java ecosystem (standard Java, Guava, Apache Commons Lang, and Groovy) for checking ...