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C# System.Random extensions

by Igor Krein

A library of simple extension methods that could be useful for data generation tasks

Bernoulli Factory Algorithms

by Peter Occil

Algorithms to turn biased "coin flips" into biased "coin flips", and how to code them.

by Kornfeld Eliyahu Peter

“Beware the Jabberwock, my son! The jaws that bite, the claws that catch! Beware the Jubjub bird, and shun The frumious Bandersnatch!” - LEWIS CARROLL

Partially-Sampled Random Numbers for Accurate Sampling of Continuous Distributions

by Peter Occil

Python code for partially-sampled random numbers for accurate arbitrary-precision sampling

Latest Articles

Fast SSE Pseudo Random Number Generator

by Alexey Shtykov

The thing that could generate pseudo random numbers faster than standard library does

Reverse-engineering Linear PRNG with Exploratory Seeding

by Member 4201813

How to calculate transition matrix for linear pseudo-random number generator manipulating its internal state

Unveiling the Counterintuitive Nature of the Monty Hall Problem - A Simulation-Based Investigation

by Jack Devey

This post delves into the perplexing Monty Hall paradox, examining the probabilities associated with sticking or switching doors in the game scenario.

Allowing Only Numeric Input in a TextBox

by ToughDev

How to allow only numeric input in TextBox

All Articles

Random

Vb.Net: how to generate random nuber, not including previos generaded?

12 May 2013 by 0867532

Vb.Net: how to generate random nuber, not including previos generaded???

Why it cause infinity cycle error?

12 May 2013 by 0867532

im trying to make thing,that generates random number, not includes previos(1-10)Public Class Form1 Dim NewTicketNumber As Integer Dim IsTicketDone1 As Boolean = False Dim IsTicketDone2 As Boolean = False Dim IsTicketDone3 As Boolean = False Dim IsTicketDone4 As Boolean...

Random number generator in C with easy setup

14 Jul 2016 by Aamir Yousafi

Dear all, I have been through the forums and Google and have found only complicated setups for random number generators that are more advanced than rand(). My problem with rand() is that I can't seem to change the RAND_MAX, and even when I do by using #undef and #define followed by the integer...

How can I multiply the random number by the current millisecond?

12 May 2021 by Abeer Joshi

Yeah that helped me too, thanks everyone :)

Random password generator in VB Console

17 Dec 2014 by Afzaal Ahmad Zeeshan

You need to make a use of the Random class, to generate Random numbers. But, that would give you a Random integer, you can then use those numbers to call different alphabets at those indices. You can read my previous article to create Random strings for URLs, instead of using them in URLs...

Get Random Unique Number in c#

14 May 2014 by agent_kruger

How to get random unique numbers between any 2 numbers in c# without storing and checking the previous output?Please see the below link for an example:-https://adf.ly/msz2d[^]Thanks in advance

Creating a unique id

8 Aug 2013 by Ahmad Abd-Elghany

hello i want to generate a unique id just like this #OWD-716-46324 how can i achieve it

Fast SSE Pseudo Random Number Generator

19 Feb 2024 by Alexey Shtykov

The thing that could generate pseudo random numbers faster than standard library does

random number function

30 Jan 2015 by Anthony Fountaine

You should seed the rand function once at the beginning of your code.srand(time(NULL));

How do I generate a random dictionary word in java?

30 Jan 2021 by Anuchen

I'm trying to develop a Java program which presents Users with encrypted word and asks them to decode it. Currently I present random words from an array after encrypting them with a random Caesar shift number. Could you please advise on how this...

Why generated class is identical even after random?

12 Dec 2015 by Are Riff

#include #include #include using std::cout;using std::cin;using std::endl;using std::ostream;// Random value generator functiondouble randomize(const double &minVal, const double &maxVal){ std::random_device rd; std::mt19937...

Random numbers and int from enum

9 Dec 2013 by ArunRajendra

I am not sure. Just give a try good luck.Random rnd1 = new Random();Gender g = (Gender)rnd1.Next(2);

Generate a Random Password

11 Oct 2013 by ASP.NET Community

This is simple and effective method for generation of a random password Public Function GeneratePassword(ByVal PwdLength As Integer) As String

Create folder in temp with path, getrandomfilename?

16 Jul 2017 by Atlapure Ambrish

You can do something like this before your if condition. Call the below method to get the path and then check if the path exists, if not create the directory. public string GetTemporaryDirectory() { string tempDirectory = Path.Combine(Path.GetTempPath(), Path.GetRandomFileName()); ...

Get Random Unique Number in c#

14 May 2014 by balajidileepkumar

namespace ConsoleEnum{ public class host { [STAThread] static void Main(string[] args) { List getrandom1 = Enumerable.Range(0, 100).ToList(); for (int i =0;i

Random numbers and int from enum

9 Dec 2013 by BillWoodruff

The Enum you show is equivalent to:public enum Gender{ Male, Female}Here's an example of a method that will return either Gender.Male or Gender.Female at random:Random rand = new Random();private Gender randomGender(){ return (rand.Next(2) == 0) ? Gender.Male :...

Generating 2 random prime number in C#

5 Feb 2016 by BillWoodruff

The problem in your code is that you call 'CheckIfPrime passing it a 'BigInteger, but its parameter is: 'int.There's also a problem in that the Math library 'Sqrt Function will not accept Type 'BigInteger. You can work around that with this:BigInteger sqrt =...

C# how to convert console application algorithm to a windows forms application?

29 May 2014 by BobJanova

This is a silly application, but presumably you know that. That algorithm's not useful for anything.Console and windowed desktop applications have somewhat different use paradigms, so it isn't so much a case of 'converting' as working out how your core algorithm should be presented in the...

C# random numbers from int array

23 Jul 2013 by BulletVictim

Good day all.Let me start by saying I am missing something obvious and I know, but cant seem to get it.I am working on a randomization application.I need to pull a list of active users(with USERID's) from my database, load them into a Datagridview, Well that works fine, now after that I...

Generate random password with user defined length and randomized with letters, numbers & symbols

24 May 2022 by CHill60

Look at the line random_char = random.choice(letters) + random.choice(numbers) + random.choice(symbols) For every iteration of the loop you are adding three characters to the array. You could change your loop to be something like for char in...

How to generate random latitude and longitude in a city using java?

12 Aug 2014 by Coder93

I need to generate random latitude and longitude which is located in city (one city) for my application written in Java, how can I generate it?

Javascript Random Compliment Generator

11 Apr 2013 by CPallini

You don't need the if chains: you have arrays!For instance the choiche in whatList could be coded this way: var rwl = Math.floor((Math.random()*6)); // generate a random number between 0..5 (included) var whatChoice = whatList[rwl]; // use the random number to index the array.

Get Random Unique Number in c#

13 May 2014 by CPallini

Short answer: you cannot.If you can, use a GUID for that.

Generating 2 random prime number in C#

2 Feb 2016 by CPallini

I would do the opposite, that is directly random generate a prime number. You know, under 10,000,000,000 there are 455,052,511 prime numbers (see How many primes are there?[^]) so you can randomlly choose r between 0 and 455,052,510 and then use the rth prime number. Possibly a pre-computed ...

Random number generator in C with easy setup

14 Jul 2016 by CPallini

If you can use C++ then have a look at this page: random - C++ Reference[^].

Rand.nextint(a) * B + C (java random generator problem)

9 Oct 2017 by CPallini

Quote: 51 - 99, but the problem says the range is 50-99. Indeed taht's the range. But, unfortunately 50 is even, hence 51 is the first valid entry of the requested range.

C++: how do I get the re-roll to display a new set of random numbers in dice game?

27 May 2018 by CPallini

Try #include /// need this for srand() -- for random numbers #include /// need this for time() -- time #include /// need this for cout> using namespace std; /// need this for cout> int main() { srand(time(0)); cout

I don't know what is wrong, please help me!

7 Jan 2021 by CPallini

You are using the octal format specifier %o while you should use the decimal one %d. For example, the (decimal) number 50 becomes by 62 = 6*8+2 in octal representation. By the way, you know, you could write your program in a more compact way:...

How can I set division without residue?

3 May 2021 by CPallini

A very approach is by construction: Randomly generate the second (integer) number, say n2. Randomly generate an integer factor, say f. Let the first number, say n1, be equal to second number multiplied by the factor f (namely n1 = n2 * f)

Nondeterministic Random Number Generation

18 Nov 2014 by Cryptonite

I keep reading articles on the web about how all random number generators on a computer are "pseudo" random, or "deterministic". Here I present an approach for nondeterministic number generation.

How to generate 4 random Strings to 4 Text Field in Java ?

15 Feb 2015 by Dana Taha

I want generate 4 random name, type are Strings and put this random Strings without repeating to 4 Text Field in Java ?can you help me ? thank you ..

How do I subtract the value from an int with the value from another int

11 May 2017 by Dave Kreskowiak

If you're asking such a basic question you REALLY need to pickup a beginners book on C# and work through it. You need to assign the value to some other variable in order for anything to make sense and be usable. int result = int1 - int2;

Application icon randomly changes, problem.

17 Sep 2013 by DaveyM69

Have you had a look at this[^]?

How to check if list contains a particular value?

8 May 2019 by Dechen Wangmo

I get new current list randomly but the randomly generated list should have TRUE in it, eg.['TRUE','FALSE' , 'FALSE', 'FALSE',] or ['FALSE' , 'FALSE', 'FALSE','TRUE'] import random list2 = ['TRUE','FALSE' , 'FALSE', 'FALSE', 'FALSE','FALSE','FALSE' ] current = [] def randompicker(): for...

Difference between Random, SecureRandom and ThreadLocalRandom

12 Feb 2023 by Divya Ulasala

Examining the differences between java.util.Random, java.security.SecureRandom, and java.util.concurrent.ThreadLocalRandom to generate random numbers

C# seamless perlin noise

14 Apr 2018 by dolfijn3000

so i'm working with perlin noise in c#. after experimenting with it i wanted to make a seammless perlin noise map. i want a map where the above edge of the map can continue in the bottom edge. is there someone that can help me with this ? What I have tried: searching the internet the only...

Javascript Random Compliment Generator

11 Apr 2013 by dteece1

In JS, I'm trying to make a random compliment generator using Arrays. The goal is that when the program is run, it takes a random part from each array and then displays the string. I'm sure i've used far too many variables here, but I am struggling. The variables at the top of the page...

Javascript Random Compliment Generator

11 Apr 2013 by E.F. Nijboer

Why not use the variables directly? The if statements aren't necessary. You might just want to check if the range of randoma/randomb is in the lower and upper boundary of the array:whatChoice3 = whatList[randoma];desChoice2 = descriptionList[randomb];Good luck!

How to create Random e-mail adress ?

5 Jan 2015 by eboolean

How to create Random e-mail adress for users' notifications in ASP.NET ?Like this;61e-2eb3af5-c7da98 -noreply@twitter.com

Application icon randomly changes, problem.

16 Sep 2013 by ellasaro

So I have this weird problem,I wrote a program in Visual Studio 2010.At first I configured it so the binary would have an icon, lets call it icon A. Then I changed the configuration again and changed the icon to icon B. The problem is that if I copy/move my binary to my desktop the...

Get Random Unique Number in c#

14 May 2014 by Emre Ataseven

Guid creates random values but you can't set a range for them and they won't be numeric.Not an efficient way, also causes extra memory consumption but it may be useful if your range is relatively narrow.Create a list of int that starts with your small number till your big number....

Combination of letters with three and more letters

6 Jul 2021 by Estys

Replace your return result; withreturn result.filter(x => x.length >= 3); Because the way you generate the combinations, you can't filter short combinations earlier. Cheers

How to avoid 2 same value in a row (new random())

11 Oct 2016 by F-ES Sitecore

Random numbers use what's known as a "seed" as the starting value to a mathematical equation that simulates randomness. If you give the random number generator the same seed you'll always get the same sequence of values, so the first number will always be the same. You can specify the seed in...

c# - making a percent from a random number out of another number

2 Nov 2015 by George Jonsson

Maybe try decimal.Parse or decimal.TryParse, if you want to continue on the road of string conversions.decimal pc = num * decimal.Parse(rand) / 100;

Unity C# print strings randomly from the list after they get selected

11 Apr 2019 by Gerry Schmitz

You should shuffle list2 in the "outer loop" (not before), if you want "combinations within combinations".

Bingo Game Suite - Part 1

20 Feb 2023 by gggustafson

In this first part, we look at the random arrangement of numbers on a player's Bingo card.

Bingo Game Suite - Part 2

27 Feb 2023 by gggustafson

Print_Cards to produce PDF file containing specified number of unique Bingo cards

How to get non-repetative 6 digit's Random number

26 Dec 2013 by Gitanjali Singh

Try thisprivate int RandomNumber(int min, int max){Random random = new Random();return random.Next(min, max); }Function Call int returnValue = RandomNumber(000000, 999999);

While generating double random number 0 is not coming

20 Nov 2022 by Graeme_Grant

Do you mean that you want a leading zero '0' for numbers less than 1? Then you would need: string ans = val.ToString("0.##"); If you want the same number of decimals, then: string ans = val.ToString("0.##0"); or... string ans =...

Combination of letters with three and more letters

5 Jul 2021 by Greg Utas

I don't know Javascript but have a sense of what your code is doing. You're finding all combinations except for the empty string, which is a good start. But I see nothing in your code that filters out combinations of less than 3 letters. It looks...

Having difficulty with random object in C#

28 Nov 2021 by Grelm

Hello, I'm making a number guessing game in C# for homework. When I run it, if the guess is lower or higher than the random number, it just loops "Guess higher" or guess lower". Any help would be appreciated. using System; namespace...

Having difficulty with random object in C#

28 Nov 2021 by Grelm

Figured it out! static void Problem3() { Random random = new Random(); int numNums = 2; int GuessCount = 1; int current = 0; Console.WriteLine("Enter amount of numbers to guess...

I don't know what is wrong, please help me!

7 Jan 2021 by GWLBSA

I am bored, and of course, when you're bored and know how to code, you just code whatever you can think of. I thought of making a die-rolling application, and the user can choose to roll anywhere from a 1 sided die to a 50 sided die. I tried out...

Combination of letters with three and more letters

6 Jul 2021 by Happy kaul

0 I want to remove the single string and want to keep string with minimum length 3 and above i tried to access string with this if(result.string >= 3) but it is giving array length so i tried to access string but i cant. so please anybody who...

How to watermark a video Dynamically using ffmpeg

19 Jun 2013 by Hitesh Rohilla

I want to create a video with watermark change its position to corners every 2 minutes. i found this nice sourceAdding a dynamically positioned watermark to a video via ffmpegbut that don't work to create logo at random corner locations...all the four outputs in code mentioned in...

Generating 2 random prime number in C#

21 Oct 2019 by HitsugayaHisagi

Would like to ask, how do I generate 2 random numbers and then check if it is a prime? I would like to generate both and check them all in one click. I tried to write the code in C# but there are some invalid arguments. Here is my code.protected void btnstart_Click(object sender, EventArgs...

Generating 2 random prime number in C#

6 Feb 2016 by HitsugayaHisagi

So I've tried this code, and it works okay to me. Random rand = new Random(); BigInteger p = BigInteger.genPseudoPrime(128, 10, rand); txtP.Text = p.ToString(); Random rand2 = new Random(); BigInteger q = BigInteger.genPseudoPrime(128,...

Random numbers and int from enum

9 Dec 2013 by IAmABadCoder

Hi, I have an enum called Gender and I was wondering how I would cast the enum to a random int between 0 and 1.public enum Gender : int{ Male = 0, Female = 1,}

C# System.Random extensions

29 Jul 2016 by Igor Krein

A library of simple extension methods that could be useful for data generation tasks

C program random walk

6 Jan 2022 by innapivov

Please help to write the C code Here is a version of a problem called the random walk. Assume that you`re very tired and dog leaves his lamppost on summer evenings and staggers randomly either two steps in the direction toward home or one step...

How Do I Generate A Random Number In Php

22 Nov 2014 by Ishpreet Kaur

The solution is:$var=rand($min,$max);if($var%3 == 0){echo "number is divisible by 3";}else{echo "number is not divisible by 3 and remainder is: ".($var%3);}

Unveiling the Counterintuitive Nature of the Monty Hall Problem - A Simulation-Based Investigation

13 Jun 2023 by Jack Devey

This post delves into the perplexing Monty Hall paradox, examining the probabilities associated with sticking or switching doors in the game scenario.

how to add the same picture for every rectangle (area) generated randomly

28 Mar 2013 by johannesnestler

assuming your code is working - just change the scG.FillRectangles to (a looped) call to scg.DrawImage ...

Get Random Unique Number in c#

14 May 2014 by johannesnestler

Hi Agen_Spock,It seems you are not getting it (concluded from your variouse comments)...If you don't store which numbers (of any set you wish your random numbers to come from e.g. 1-50) are already used, you can not know if the number is unique - Can you agree on that?So your whole...

C program random walk

6 Jan 2022 by KarstenK

Start with some Learn C tutorial. It wont be to hard if you can already code in some other language, but you need to respect the rules of C like a bunch of braces and declarations. Best is to write some functions and use struct. For some random...

how to add the same picture for every rectangle (area) generated randomly

28 Mar 2013 by kastriotlimani

Hi, i am a beginner at coding, and i am making a little game where a character is capturing some dots generated randomly.Now i need each dot to be an image (same image for all), but i cant find out how to do it.This is a piece of what I did:Rectangle[] rects;rects = new...

How to loop constructor to produce different values? c#

22 Feb 2016 by Keith Lewis

I'm new to coding, and just working on a little project to learn.I'm trying to produce multiple different versions of sets of attributes that I'll be inserting into a SQLite database.My current code prints the same numbers each time, ie:721213721213... etc.I guess...

How to get non-repetative 6 digit's Random number

26 Dec 2013 by ketan italiya

I want 6 digit random number,which shouldn't be repetative.number must is in between 000000 to 999999I mean it must contain 6 digits.i use this code for that.Random rnd = new Random(); int s = rnd.Next(000000, 999999);ingbal i =new ingbal(); i.Activation_Code =...

How to get non-repetative 6 digit's Random number

26 Dec 2013 by King Fisher

just use this:var chars = "0123456789";var random = new Random();var result = new string(Enumerable.Repeat(chars, 6).Select(s => s[random.Next(s.Length)]).ToArray());string random_num;password = result.ToString();

Demo Data

30 Oct 2017 by Kornfeld Eliyahu Peter

“Beware the Jabberwock, my son! The jaws that bite, the claws that catch! Beware the Jubjub bird, and shun The frumious Bandersnatch!” - LEWIS CARROLL

Generate a random string in C

19 Dec 2017 by Lilyanaa

Hi, in this code I'm generate random number in specific range, but I want the out put of array must be l101 l101 l102 l104 I mean adding the word "host" to every number that is generate randomly, how can do this please?? I'm sorry about my bad english What I have...

How can I change IF-statment to WHILE loop?

15 Jun 2021 by lmoelleb

Learn to debug. It is simple, and the time investment pays of immediately. I understand that it might seem like "I have a lot to learn, so I will put that off and learn it later - for now I just want my program working", but that is a REALLY bad...

Random erratic motion (x-axis) of a picture box control in C#

11 Mar 2016 by log98

For instance take a board with a form which moves from left to right and vice versa , i want this to be random. Actually, i want the landing of a ship to be random. Sample code that I wrote.I want to work only in the x-axis.public partial class theForm : Form { int xx; ...

Slideshow help needed

3 Feb 2019 by Maciej Los

As far as i know OBS software is used for screen recording... So, all you need to do is to find software, which can: - convert images (ading effects), - display images from source folder in full-screen mode, - create slide show (in a specific amount of time) - etc. I'd recommend to use...

How to check if list contains a particular value?

8 May 2019 by Maciej Los

Quote: You can use this syntax: if myItem in list: # do something Also, inverse operator: if myItem not in list: # do something It's work fine for lists, tuples, sets and dicts (check keys). Note that this is an O(n) operation in lists and tuples, but an O(1) operation in sets...

Generate random password with user defined length and randomized with letters, numbers & symbols

24 May 2022 by Manbir Singh 2022

I'm writing a code for Random Password generator where user should have an ability to select the length of password from pre-defined range (15,25) and code will generate random password using letters, numbers and symbols. If a user enters a...

Generate random float number and store it inside a variable

18 Oct 2022 by Manojkumar-dll

Finally found it var result= "0"; if(Desired condition>0) { Random random = new Random(); double val = (random.NextDouble() * (max - min)...

While generating double random number 0 is not coming

20 Nov 2022 by Manojkumar-dll

I have written a code to generate random number ranging 0.8 - 1.2 while executing the numbers above 1 coming correctly as 1.2,1.22,1.4 etc but in the case of 0.xx its coming like .98,.89,etc I don't need repeating values tried with zeros...

Generate random float number and store it inside a variable

18 Oct 2022 by Manojkumar-dll

I want to generate random float numbers ranging 0.0 to 1.5 and to store it inside a variable the values should store inside the variable under certain condition like in What have you tried? section apology for my poor explanation i tried my...

Rand.nextint(a) * B + C (java random generator problem)

9 Oct 2017 by mappleleaf

Write code that generates a random odd integer (not divisible by 2) between 50 and 99 inclusive. Fill in the values of the sub-expressions labeled A, B, and C below. Random rand = new Random(); int n = rand.nextInt(A) * B + C; The answer is A = 25; B = 2; C =51 What I have tried: I dont...

How to stop generating numbers

17 Aug 2021 by Maskedllama

Hey everyone.I have made a code that renders 2 different random numbers on screen, but it justs keep updating the numbers. I want the program to stop updating those numbers once the first 2 appear on screen. Here is the code (I posted something...

How to stop generating numbers

17 Aug 2021 by Maskedllama

Hey everyone. Thank you for all the advices you gave me. I have been thinking about this issue, and I have rethought what I really want to do. It's my first "big" project, as you can imagine. Anyway, I need to display two random numbers on...

c++ generating random numbers without repetition .output screen is just blank with a blinking cursor.

6 Aug 2013 by mbue

At the beginning i==0 therefore the value of check in the first do{}while loop is always false. The function runs in an infinite loop.to avoid this take a look: for(i=0;i

How to generate random hexadecimal colors between min and max?

18 Aug 2021 by Mehrez Kanzari

I'm trying to generate random hexadecimal colors between this range: min= #00FF00 (green) and max= #FF0000 (red). What I have tried: I made my own search but I found only how to generate random hexadecimal colors not between two hexadecimal...

Vb.Net: how to generate random nuber, not including previos generaded?

3 Jun 2013 by Member 10056564

I made a Bingo game and use a randomly generated set of 75 ball numbers for each new game.The array is public and is aryRnd(75). This works well for me and is reasonably fast.You can then use the array as needed in the project.Dim valueRnd As String = ""Dim ballCnt As Single =...

Get Random Unique Number in c#

14 May 2014 by Member 10272815

Depending on your definition of random, this could work. To make it more random instead of using a fixed group size it could be randomly evalutated each pass through the loop. int[] GenerateRandom(int minimum, int maximum, int count) { int[] ret = new...

C# how to convert console application algorithm to a windows forms application?

29 May 2014 by Member 10847268

Hello guys! I have this piece of code that I am willing to be converted to a windows forms application in c#!using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.ComponentModel;using System.Data;using System.IO;namespace Bruteforce{ ...

split rectangle in cells / random coordinates / store in array in FORTRAN

3 Aug 2014 by Member 10854414

I would like to split a rectangle in cells. In each cell it should be create a random coordinate (y, z). Unfortunately I can not attache pictures. Please see the pictures and my same question in another...

Mysql fast rand order search

19 Nov 2014 by Member 11246689

we have a table of 50k items and we display it at search page with random sort and 10 items per page , and there is some filtersrandom with/without seed is very slownote that items are 3 category and first category should be display first with random order , then the second category with...

How Do I Generate A Random Number In Php

25 Nov 2014 by Member 11253513

How do i generate a random number in php

How do I put my draw functions into this game?

5 Dec 2014 by Member 11287540

I've been modifying the code for the past few day adding different things. I made my dice in a separate file to make sure they looked right then copied them over to my game, but when I try to call the functions in my game nothing happens. I don't even get a canvas. I'm not 100% sure what I"m...

How do I make my continue button work in this game?

7 Dec 2014 by Member 11287540

I've been working on this dice game for the past week adding a some stuff here and there. I got the game running then I added some drawings of dice for when there rolled to display on a canvas. I need a continue button to make the rest of the program run. I've looked at examples and I can't get...

Randomised animation in expression blend VS2013

18 Jul 2015 by Member 11846270

I have 4 balls that I am animating. But I want to animate all the 4 balls randomly within a time limit, say 1 minute. Since I want the balls to be independent of each other, I'm creating 4 storyboards (1 for each ball). But how can I call those storyboards RANDOMLY then? To be specific,...

c# - making a percent from a random number out of another number

2 Nov 2015 by Member 12108243

Alright so this is an in game command and it works perfect but I just can't figure out how to make decimal pc = num * rand / 100 because rand doesn't really define one number. internal class GambleCommand : Command { public GambleCommand() :...

c# - making a percent from a random number out of another number

2 Nov 2015 by Member 12108243

Alright I fixed it so I had to change it todecimal pc = decimal.Parse(rand) / num * 100;

Generate images from text on clicking a button using C#

24 Jan 2017 by Member 12324523

I need to generate images randomly on button click using c# private Image DrawText(String text, Font font, Color textColor, Color backColor){ //first, create a dummy bitmap just to get a graphics object Image img = new Bitmap(1, 1); Graphics drawing =...

How to generate random math operation

13 Apr 2016 by Member 12355239

What's wrong in my code? I want to create function which will call a random numbers and multiple that or divide(in the random order). When I start the app, total result of multiplication(or division) is sometimes correct, but sometimes just equal 0.How should I solve the problem?What I...

Specific random number generator on java

14 May 2016 by Member 12523652

I need to create a RNG with specific "constants" and "equations"r(1== 0- a = 5- b = 1-Depending on the size of m, define; x, m, a, b as long (maximum of X: 5*2^k-1)" ^ " =...

Generating 2 random prime number in C#

21 Oct 2019 by Member 12696135

OK, Just throwing this out there... EASY PRIME GENERATION IN C#.NET I think this approach will be far more useful to most readers than some of the suggestions above. Forgive me, but after reading this thread I figured that this little trick is sorely missing from the discussion. I don't...

How do I subtract the value from an int with the value from another int

11 May 2017 by Member 13194839

Ok, so im making a math game where there is two random numbers that u need to subtract So im using a random int generator, and it defines 2 ints, Mathquestion1 and mathquestion2 it asks about what mathquestion1 - mathquestion2 is (mathquestion1 and mathquestion2 has a random number between 1 and...