System.out.println(stringSize); //This Java String length example prints out 25 How do I remove whitespace from a Java String’s length? In the above example of Java’s String length method, the output ...

The Long.parseLong () method is not deprecated like the Long constructor. Java String to long example The following String to long example program converts the text String 90210 to a long, and then ...

The more familiar you are with Object and its methods, the more you can do with your Java programs.

Method and variable handles vs. Java reflection To truly understand MethodHandles and VarHandles —what they do and why they are useful—it’s helpful to know a few things about reflection in Java.