Java String Exercises: Create a unique identifier of a given string
Java String: Exercise-18 with Solution
Write a Java program to create a unique identifier of a given string.
Sample Solution:
Java Code:
public class Exercise18 {
public static void main(String[] args)
{
String str = "Python Exercises.";
// Get the hash code for the above string.
int hash_code = str.hashCode();
// Display the hash code.
System.out.println("The hash for " + str +
" is " + hash_code);
}
}
Sample Output:
The hash for Python Exercises. is 863132599
Flowchart:
Visualize Java code execution (Python Tutor):
Java Code Editor:
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Next: Write a Java program to get the index of all the characters of the alphabet.
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Java: Tips of the Day
How to sort an ArrayList?
Collections.sort(testList); Collections.reverse(testList);
That will do what you want. Remember to import Collections though!
Ref: https://bit.ly/32urdSe
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