According to Google Calculator (-13) % 64 is 51.  According to Javascript (see this JSBin) it is -13.  How do I fix this?...
How do I figure out if a variable is divisible by 2? Furthermore I need do a function if it is and do a different function if it is not....
My problem is to compute (g^x) mod p quickly in JavaScript, where ^ is exponentiation, mod is the modulo operation. All inputs are nonnegative integers, x has about 256 bits, and p is a prime number of 2048 bits, and g may have up to 2048 bits.  Most...
I try to calculate with JS' modulo function, but don't get the right result (which should be 1). Here is a hardcoded piece of code.  var checkSum = 210501700012345678131468; alert(checkSum % 97);  Result: 66   Whats the problem here?  Regards...
For a homework assignment, I need to return the remainder after dividing num1 by num2 WITHOUT using the built-in modulo (%) operator.  I'm able to get most tests to pass with the following code, but I'm stuck on how to account for -/+ signs o...
I'm trying to iterate over an array of jQuery objects, by incrementing or decrementing by 1. So, for the decrementing part, I use this code:  var splitted_id = currentDiv.attr('id').split('_'); var indexOfDivToGo = parseInt(splitt...
Consider following code sample:  import javax.script.ScriptEngine; import javax.script.ScriptEngineManager;  public class Tester {    public static void main( String[] args ) throws Exception {       ScriptEngine se = new ScriptEngineManager().getEng...
Some time ago I've seen somewhere a trick to perform modulo operation using bit operators. But now I cannot in any way perform proper operation. Anyone knows how to do it ? From what I remember it was faster than using %....
I'd like to create a pattern like in the picture for i rows and j columns:  This code does not work for every case.  var z = 0   for(var i = 0;i<s;i++)     for(var j = 0;j<o;j++,z++)       color = (z%2==1?"white":"gray");...

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