What are Web Vitals? Web Vitals is an initiative by Google to provide unified guidance for quality signals that are essential to delivering a great user experience on the web. These consists of some Core Web Vitals (LCP, FID and CLS) and a few others (TTFB and FCP). What are Core Web Vitals? For the …
There are a few different ways to track Web Vitals, however the easiest way is using the web-vitals JavaScript library. In this post we will load the web-vitals directly from CDN and use that to track the Core Web Vitals (LCP, FID, CLS) and other Web Vitals (FCP, TTFB) metrics. Track Web Vitals in …
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 …
How to remove render blocking JavaScript with defer and async Read More »
Strings in PHP can be specified in four different ways: single quoted, double quoted, heredoc syntax and (since PHP 5.3.0) nowdoc syntax, the first two of them being by far the most frequently used. It is important to know the difference between using single quotes and double quotes. In this post we will see the …
You have your site running on an old hardware and want to migrate it to a new upgraded hardware which would result in change of the ipaddress of your site and in turn imply downtime for your site. You want to minimize the downtime due to the change in ipaddress. This can be easily achieved …
Migrating servers using DNS TTL for minimum downtime Read More »