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Fodié
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10 questions
Expert
1 vote237 runs0 comment

Printing null in Java

Back-end developer
null
java
Fodiéat Apr 27, 2023
Easy
1 vote189 runs1 comment

Check if two strings are equal in Java

Back-end developer
strings
operators
Fodiéat Mar 28, 2023
Hard
1 vote171 runs0 comment

Compare two Integers and two Longs in Java

Back-end developer
java
operators
Fodiéat Apr 27, 2023
Hard
0 vote210 runs0 comment

What are the allowed access modifiers for a top-level Java class?

Back-end developer
access modifiers
java
Fodiéat Apr 27, 2023
Hard
0 vote208 runs1 comment

Write a Java program that prints 'Yes!'

Back-end developer
null
references
Fodiéat Sep 8, 2023
Hard
0 vote204 runs0 comment

What happens when the following code is executed? public class Main { Main a=new Main(); public static void main(String[] args) { Main m=new Main(); m.printM(); } public void printM() { System.out.println("Yes!"); } }

Back-end developer
stack
recursion
Fodiéat Apr 27, 2023
Medium
0 vote188 runs0 comment

Why doesn't HashSet have a get method?

Back-end developer
hashset
hashmap
Fodiéat Apr 27, 2023
Expert
0 vote187 runs0 comment

Write a Java program to convert a byte array to a string.

Back-end developer
strings
byte
Fodiéat Apr 27, 2023
Easy
0 vote187 runs0 comment

Explain the difference between interfaces and abstract classes in Java.

Back-end developer
interfaces
abstract classes
Fodiéat Mar 28, 2023
Easy
0 vote177 runs0 comment

What is the main difference between InputStream and InputStreamReader?

Back-end developer
java
inputstream
inputstreamreader
Fodiéat Mar 28, 2023