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Oct09-2017

Important Javascript Methods

concat() copyWithin() every() fill() filter() find() findIndex() forEach() indexOf() isArray() join() lastIndexOf() map() pop() push() reduce() reduceRight() slice() some() reverse() shift() sort() splice() toString() valueOf() unshift()

Oct08-2017

How to redirect to a page after 5 second in pure javascript

How to redirect a page after sometime in pure javascript. There are several ways to redirect a page in javascript and jquery after sometime. The below example showing how to redirect a page after sometime in pure javascript. <!DOCTYPE html><!DOCTYPE html> <html> <head> <title>Rediret to google.com</title> </head> <body> <p>You will be redirected in <span id=”redirect”>5</span> Continue Reading

Oct06-2017

How to make zipaligned and signed apk in cordova

1) To run the app for test in browser is cordova run browser 2) To run the app for test in real device is cordova build android 3) in the root of the project folder use the following command cordova build –release android 4) Keep the keystore in the apk folder and write the following Continue Reading

Oct05-2017

Email validation

<html> <head> <title>Email validation </title> <script src=”https://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.2.1.min.js”></script> </head> <body> HTML 5 validation <form name=”html5valid” method=”post” action=”#”> <input type=”email” name=”email”/> <input type=”submit” name=”submit”/> </form> Pure Javascript and jquery onclick validation</br> <input type=”text” name=”email” id=”email”> <button type=’button’ id=’validate’>Javascript Validation</button> <button type=’button’ id=’jquery_validate’>Jquery Validation</button> <h2 id=’result’></h2> <script> function validateEmailAddress(email) { var re = /^(([^<>()\[\]\\.,;:\[email protected]”]+(\.[^<>()\[\]\\.,;:\[email protected]”]+)*)|(“.+”))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/; return re.test(email); } function Continue Reading

Sep18-2017

Pure Javascript date month year

Pure Javascript date month year   <!DOCTYPE html> <html> <body> <script> function formatDate(date) { var monthNames = [ “January”, “February”, “March”, “April”, “May”, “June”, “July”, “August”, “September”, “October”, “November”, “December” ]; var day = date.getDate(); var monthIndex = date.getMonth(); var year = date.getFullYear(); return day + ‘ ‘ + monthNames[monthIndex] + ‘ ‘ + year; Continue Reading

Sep15-2017

ajaxurl in frontend wordpress

admin ajaxurl form front end <script type=”text/javascript”> var ajaxurl = “<?php echo admin_url(‘admin-ajax.php’); ?>”; </script>

Sep15-2017

MySql Db export in php

<?php $con = mysqli_connect(“localhost”,”root”,””,”mydb”); $tables = array(); $query = mysqli_query($con, ‘SHOW TABLES’); while($row = mysqli_fetch_row($query)){ $tables[] = $row[0]; } $result = “”; foreach($tables as $table){ $query = mysqli_query($con, ‘SELECT * FROM ‘.$table); $num_fields = mysqli_num_fields($query); $result .= ‘DROP TABLE IF EXISTS ‘.$table.’;’; $row2 = mysqli_fetch_row(mysqli_query($con, ‘SHOW CREATE TABLE ‘.$table)); $result .= “\n\n”.$row2[1].”;\n\n”; for ($i = Continue Reading

Aug26-2017

Replace or update the parameter value of url query string in Javascript

In this post I am going to discuss about url query string and some of simple but critical issues arise in time of web development. These are javascript issues. There are lots of issues but whatever I faced, going to discuss with example in this post. Replace or update the parameter value of query string Continue Reading

Aug23-2017

How to add phone numbers in Google Sheets and make it callable

Mobile view of web sites are increasing day by day.So you need to make phone numbers callable as more and more people would be accessing your site on their mobile devices. Phone numbers callable mean when anyone click the phone number on mobile phone , the dialer will launch on the mobile phone and start Continue Reading


About the author

Joydeb Choudhury holds a Master's degree in Computer Application from I.G.N.O.U. After working as a web developer in various companies he has started bloging in 2016.

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