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Google Lighthouse Tool

Why Care About Speed Index (SI) For Web Performance

Using Speed Index (SI) To Optimize & Improve Web Performance

Technically, the Speed Index (SI) is a determinant factor when it comes to measuring the overall website performance — it is all about making websites fast, including making slow processes seem fast. Generally, web performance refers to how quickly website features, like its layout and content load and render in any web browser, such as Chrome, Edge, Firefox, and the like.

How Google Lighthouse Calculates Website Performance Score

How Google Lighthouse Calculates Website Performance Score

Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your overall website and application platforms. When auditing a page, Lighthouse runs a barrage of tests against the page and then generates a report on how well the page did. From here you can use the failing tests as indicators of what you can do to improve your app.

What JavaScript Async Is All About Plus Steps For Optimal Performance

Webmasters JavaScript Async Steps For An Optimal Performance

The process of JavaScript Async falls under Asynchronous Programming — a technique that enables your program to start a potentially long-running task and still be able to be responsive to other events while that task runs, rather than having to wait until that task has finished. Once that task has finished, your program is presented with the expected outcome result.