Java | JSP | JSF Answers

Write the body of method called maxFrequency:

public static char maxFrequency(String s){

which takes a string (length >=1) as parameter (containing characters from a to z; only small caps), calculates frequencies of characters in the string and returns the character with maximum frequency. For example, if the parameter string is "abcabcabca", the method returns 'a'.

Need to write a method, that takes an array of integers, an integer index, and an integer value. The method should set the array element with the specified index to the specified value.

My code: int setElement(int[]array) {
int key;
for(int i=0; i<array.length; i++) {
if(array[i] == key)
return i;
}
return key;
}
think it is not quite right...

my project is 'online address book'. in java. so do i have to learn html ?
also i have the 'address book' program in java but i dont know how to make it online?
so plz help.

java code that would change background color of an interface after a specific interval

To load a text-file, read it line by line, and return the
total number of alphanumeric tokens it contains and skip over the comments and double-quoted strings
in the text-file while you are processing it

Write a class Square whose constructor receives the height of the sides. Then supply methods to compute
-the area and parameter of the square
-the length of the diagonal (use the Pythagorean theorem)

Write a program ReplaceTester that encodes a string by replacing all letters "i" with "!" and all letters "s" with "$". Use the replace method. Demonstrate that you can correctly encode the string "Mississippi". Print both the actual and expected result.

Write a program LotteryPrinter that picks a combination in a lottery. In this lottery, players, can choose 6 numbers (possibly repeated) between 1 and 49. Your program should print out a sentence such as "Play this combination—it'll make you rich!", followed by a lottery combination.

Write an AreaTester program that constructs a Rectangle object and then computes and prints its area. Use the getWidth and getHeight methods. Also print the unexpected answer.

Write a program that computes the sum of the first ten positive integers,
1 + 2 + • • • + 10. Write a program of the form
public class Sum10
{
public static void main(String[] args)
{
System.out.println();
}
}