language-feature tag

2 questions

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What is the difference between parseInt and valueOf in Java?

What is the difference between parseInt and valueOf? I think parseFloat(), parseDouble(), parseLong() are the same... What's the difference between this and Long.valueOf(string)?Which one is more comm...

java language-feature

2 years ago

1 answers
146 views
0

What is the role of the keyword static in the class?

package hello;public class Hello { Clock clock = new Clock(); public static void main(String args[]) { clock.sayTime(); }}When there was a code like this Cannot access non-static field in static meth...

oop java static restriction language-feature

2 years ago

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