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PHP 2021-09-08 09:39:01
create a random question generator php
<?php //Connect with mysql $db = new mysqli("host","user","pass","db"); //Perform the query to choose random questions $query = $db->query("SELECT * FROM `table` ORDER BY RAND() LIMIT 2... Add solution -
Javascript 2021-09-08 04:01:03
async sleep javascript
const sleep = (milliseconds) => { return new Promise(resolve => setTimeout(resolve, milliseconds)) } /*Use like so*/ async function timeSensativeAction(){ //must be async func //do something here await sleep(5000) //wait 5 seconds //contin... Add solution -
Other 2021-09-08 00:11:01
check if users is from outside india using lat and long
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script> <script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?key=<YOURGOOGLEKEY>&sensor=false&v=3&li... Add solution -
Java 2021-09-07 20:13:03
spring Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 30001ms
//Your database is not obtaining connection //within (30000 milliseconds that is default connectionTimeout property) //because of network latency or some of the queries which are taking too //long to execute(more than 30000 milliseconds). //Please try... Add solution -
Javascript 2021-09-07 11:21:01
for (var i = 0; i < 3; i++) { setTimeout(() => console.log(i), 1); } for (let i = 0; i < 3; i++) { setTimeout(() => console.log(i), 1); }
for (var i = 0; i < 3; i++) { setTimeout(() => console.log(i), 1); } for (let i = 0; i < 3; i++) { setTimeout(() => console.log(i), 1); } Add solution -
Dart 2021-09-07 08:24:02
flutter check internet connection
I found that just using the connectivity package was not enough to tell if the internet was available or not. In Android it only checks if there is WIFI or if mobile data is turned on, it does not check for an actual internet connection . During my testin... Add solution -
Html 2021-09-06 18:03:02
http status codes
100 Continue 101 Switching Protocols 103 Early Hints 200 OK 201 Created 202 Accepted 203 Non-Authoritative Information 204 No Content 205 Reset Content 206 Partial Content 300 Multiple Choices 301 Moved Permanently 302 Found 303 See Other 304 Not Modified... Add solution
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