PHP 7.4 – Null Coalesce Assignment Operator

The Null Coalesce Assignment Operator (??=) assigns the value of the right-hand parameter if the left-hand parameter is null. It is also called as Null Coalesce Equal Operator.

Read more »

Generating bcrypt .htpasswd passwords using PHP

In my previous post we saw how to generate .htpasswd file using crypt and apr1-md5 algorithm in PHP. However, now there is a more secure BCRYPT algorithm that can be used since apache 2.4 for passwords in .htpasswd. In this post we will generate .htpasswd file using the BCRYPT algorithm in PHP.
Read more »

How to remove render blocking JavaScript with defer and async

With HTML5 there are 2 new boolean attributes for <script> tag which indicates to the browser how the script should be evaluated. The 2 attributes are defer and async. Using these attributes can help improve the page load time by downloading the script in parallel when the page is being parsed and then executing it either immediately or at the end of page parsing.
Read more »

What does int(11) means in MySQL?

A very common misconception about what int(11) means in MySQL is that the column can store maximum integer value with 11 digits in length. However, this is not true. int(11) does not determines the maximum value that the column can store in it. 11 is the display width of the integer column, unlike the characters columns where the number means number of character that can be stored.
Read more »

How to add custom nodes to WordPress RSS feed

Recently I was working on a WordPress site and wanted to add a custom node to the WordPress RSS Feeds. In my previous post How to add featured image to WordPress RSS feed we saw how to add a featured image to the post content in RSS Feed. In this post we will see how we can add any node to the RSS Feed. To add a custom node in the RSS feed we just need to add some code to the theme’s functions.php file.
Read more »