Focus trapping means not letting the focus go out of some element. That could be the cursor in a text field or an active button or hyperlink in side wrapper element.
Cross Domain Communication using postMessage
Due to cross domain security measures communication between two different origin protocol sites are restricted. Communication is only possible when the two pages belongs to same origin protocol.
Hot Linking and Protection in HTACCESS
Hot linking means bandwidth theft. Direct linking of a website’s resources (image, video, file, etc) on some other website. Whenever you visit any site the site resources are downloaded from the hosting server to your browser.
Cron Jobs or Scheduled Events in WordPress
In this article I will explain how to use cron jobs in WordPress. Let’s understand a cron job first. Cron jobs are scheduled tasks to be executed in an interval of time. WordPress has its own inbuilt system to manage scheduled tasks.
XML-RPC in WordPress
In this article I will explain XML RPC support in WordPress. Let’s discuss XML RPC first. It is Remote Procedure Calling using HTTP transport and XML encoding. It allows to send data structure that can be processed in the remote server and returns.
Select HTML Elements by tag, ID, Class and attribute using jQuery
In this article I will explain how to select elements by tag, ID, Class and attribute using jQuery. Let’s discuss about jQuery first. jQuery is a JavaScript library written in a way that can minimize steps of JavaScript.
How to add Custom Field in WordPress Admin Settings Page
In this article I am going to explain how to add a custom fiend in WordPress admin settings page. A custom setting field can be added by using add_settings_field function.
Types of CSS and Usages – Inline, Embedded and External
CSS stands for Cascading Style Sheets. The main task of CSS is to describe how to display the HTML elements on the screen respecting the screen types.
How to Auto Height an Iframe using JavaScript
In this article I will explain how to adjust the iframe height with the content with the help of JavaScript. This is very useful with dynamic content in an iframe.