Limit same Random number JavaScript
im selecting a statement from a json file, but the one i get is done by a randome number, but i want to avoid getting the same one consecutive times, is there a way to limit this? Right now this…
php pseudo-random distribution in a loop
I have some code that generates a random output based on prior parameters from different arrays Data setup: $persons = array("Old", "Young", "Child"); $moods = array("neutral", "happy", "sad"); $newarray= ""; shuffle($persons ); $persons2 = array_merge(...array_fill(1, 92, $persons )); $persons2 =…
Generate 5 OR 7 characters in a random alphanumeric string – Html
I am trying to generate a random string of 5 OR 7 alphanumeric characters (Upper or lowercase) Currently, I have: var randStr = randomString(5); but I am too novice to know how to make it generate either 5 or 7…
optimal way to create a 12 digit unique random number for users – PHP
Issue I am trying to add a 12 digit long (numeric values only!), unique identifier to a user table that will be given to the users to find each other. Since it will be handed to the users it needs…
Random Display String from a list when clicking ElevatedButton – Flutter
I would like to display a random string when i click the ElevatedButton.However,the same string still display when i click ElevatedButton. The string will be randomly change only when i restart the app. class HomePage extends StatefulWidget { const HomePage({Key?…
PHP Complex Number Selection
I have wrote the following code: $row_array = range( 1 , $puzzle_size , 1 ); $yes_array = array_rand( $row_array , $total_numbers_to_display ); The values of $puzzle_size and $total_numbers_to_display depends on the difficulty level: $puzzle_size will be 8, 20 and 40…
How to shuffle big JSON file?
I have a JSON file with 1 000 000 entries in it (Size: 405 Mb). It looks like that: [ { "orderkey": 1, "name": "John", "age": 23, "email": "[email protected]" }, { "orderkey": 2, "name": "Mark", "age": 33, "email": "[email protected]" },…
How to generate random color dot on screen at x interval of time in Flutter
So I'm trying to make an app where when clicked on Play button random color dots start to appear on screen at any location but I can't get around to how to implement that in flutter any help would be…
PHP random numbers frequency of occurrence
In PHP I want to generate random numbers from 1 to 10 in a loop. So for example: $factor="1"; // this will be changed in another area for ($i=0;$i<10;$i++) { if ($factor=="1") {$output = rand(1,10);} else if ($factor=="2") {$output =…
Random data from json file
I create a quiz using json files as categories. I would like to have random categories and random questions. I managed to have random categories already but still can't figure out how to create drawing questions from json file. I…