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D3 tree chart

D3.js is a JavaScript library for controlling records in view of information. D3 encourages you to breathe life into information utilizing HTML, SVG, and CSS. D3's accentuation on web principles gives you the full capacities of present-day programs without binds yourself to a restrictive structure, consolidating ground-breaking representation parts and an information-driven way to deal with DOM control. Here I'm going to show of D3 Tree chart. D3 Tree chart helps you go in-depth of child roots. DEMO Download <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width"> <title>JS Bin</title> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="//d3js.org/d3.v3.min.js"></script> <style> .node { cursor: pointer; } .overlay{

Check image file size, height and width before upload using Jquery

We always need to check an image validation in every project, Here I implemented a small script that will work before image upload using jquery. it will validate the height, width and file size.

IST to EST time conversion in PHP

IST to EST time conversion using PHP <?php $dt = new DateTime('2011-02-22 16:15:20', new DateTimeZone('Asia/Kolkata')); echo $dt->format('r') . PHP_EOL; $dt->setTimezone(new DateTimeZone('US/Eastern')); echo $dt->format('r') . PHP_EOL; //Second example $time = new DateTime('now', new DateTimeZone('UTC')); // then convert it to IST by $time->setTimezone(new DateTimeZone('IST')); echo $dt->format('r'); ?>