I would like to get a random value between 1 to 50 in Java. How may I do that with the help of Math.random();? How do I bound the values that Math.random() returns?

Java 7+ In Java 1.7 or later, the standard way to do this (generate a basic non-cryptographically secure random integer in the range ) is as follows:

I want to generate a number between 1 and 10 in Java. Here is what I tried: Random rn = new Random(); int answer = rn.nextInt(10) + 1; Is there a way to tell what to put in the parenthesis …

Mar 11, 2011 · Java doesn't have a Random generator between two values in the same way that Python does. It actually only takes one value in to generate the Random. What you need to …

Add each number in the range sequentially in a list structure. Shuffle it. Take the first 'n'. Here is a simple implementation. This will print 3 unique random numbers from the range 1-10.

I want to generate random numbers, but don't want them to be from exclude array. Here is my code. public int generateRandom(int start, int end, ArrayList<Integer> exclude) { Random …

Mar 22, 2011 · I need to genarate a random number with exactly 6 digits in Java. I know i could loop 6 times over a randomizer but is there a nother way to do this in the standard Java SE?

I want to create a set of random numbers without duplicates in Java. For example I have an array to store 10,000 random integers from 0 to 9999. Here is what I have so far: import …

I am trying to generate random integers over the range (-32768, 32767) of the primitive data type short. The java Random object only generates positive numbers. How would I go about …

I am looking for solution to pick number randomly from an integer array. For example I have an array new int[]{1,2,3}, how can I pick a number randomly?