David questions

• Why does this while terminate before receiving a value? (java)
• In java can inner classes inherit from an abstract class defined outside of the inner class's outer class?
• How do video games get on my screen?
• What status code should I return when part of a bulk update fails?
• In java what are nested classes and what do they do?
• is there a dictionary i can download for java?
• When is it better to use a vector than an array and vice versa in java?
• what does "do" do here? (java)
• can i overload a method with another one that takes the same parameters but has a different return type?
• In java is boolean or integer arithmetic faster?

David answers