Detect an AJAX Request in PHP
I like using the same PHP script for both AJAX and non-AJAX content requests. Using one script just makes everything easier because it’s only one file to update/edit and it’s one more cache-able request. One way to try detect an AJAX request (as opposed to a regular page load) is by using the following PHP code:
Browser Compatible Info for HTML and CSS
CSS and HTML is used to design a website to look attractive. However, the development of CSS and HTML, and every browser that is not balanced to make the UI developers need to ensure that information can be seen very well in every browser.

