While working with array in PHP sometimes we need to check if a value exists in an array and delete that key and value together from array. This simple code snippet below with explanation will help you to understand how can you delete element by value from array (not by key).
Author » Amit Sonkhiya
Check undefined, null, empty or blank variable in JavaScript
There are already many answers exist to check for undefined, null, empty or blank variable in JavaScript and jQuery still sometimes they mislead if not understood well. So this article is a straightforward manner to determine if a variable is undefined or has null/empty value or whatsoever.
Auto increment non primary key column in phpMyAdmin
In MySQL we might need to auto increment a non primary key field or column in a database table. This might require particularly in cases where we have already set a combination of columns as primary key. So here are steps with images to let you understand how can we make a column as auto increment non primary key column in phpMyAdmin.
Uncaught SyntaxError: Unexpected token = in Chrome
While working on a project I got a JavaScript error saying Uncaught SyntaxError: Unexpected token = in Google Chrome while Firefox was performing fine. I searched on Google for similar questions but couldn’t get the issue with my code. Still later after finding solution for this Uncaught SyntaxError, I decided to post an article as below.
Setting composite primary key in phpMyAdmin
Even wonder how to set mix of two or more MySQL database columns/fields as primary key in phpMyAdmin as there is no direct link during creation of table. This articles with tell you the way to setting composite primary key in phpMyAdmin.
Textarea characters count
This article describes how can we implement textarea characters count that can also work during cut/copy and paste as well as you can also select characters upto desired length or can show reverse counting (characters remaining) in textarea. There are many tutorials online but they seem to make it more complex than it needs to be. Just a few lines of jQuery does the trick.
5 star rating in PHP with AJAX and jQuery
Displaying a star ranking system is a common requirement to implement in websites. We have explained here how can we show a group of stars for each database record and dynamically apply 5 star rating in PHP with AJAX and jQuery. You can make AJAX calls to store rating of the record in database.
Minlength validation in HTML 5 input
HTML 4 has maxlength attribute to limit the number of characters entered in input text box and HTML 5 also supports this attribute as well. HTML 5 input now supports minlength validation using pattern attribute. Let’s see how can we accomplish minimum length for a text box.
Implementing Google reCaptcha in WordPress AJAX Register
Thanks to all visitors for their love to the article http://fellowtuts.com/wordpress/wordpress-ajax-login-and-register-without-a-plugin/. As we got many requests to implement Google reCaptcha in WordPress AJAX Register, I’m here with the wonderful code which will protect spams through Google reCaptcha during registration in your WordPress powered site.
PHP make directory or create year months folders
Like in a WordPress website, photos added in posts inside dashboard post editor are kept in dynamically generated year months directories inside wp-content/uploads directory by default. This blog will assist you to make directory in PHP and we will then create year months folders at our server.
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