Ask any frontend veteran, CSS is the hardest thing to refactor. Having said that, unused CSS easily gets shipped to production despite modern build. One of the CSS pruning libraries is purgeCSS. Let's see how purgeCSS works with react CRA.

Lighthouse is an amazing audit tool to check the performance of the website based on certain rules. I ran lighthouse from the chrome dev tools and this is what I found. An 80 on SEO score on the landing page. Read this blog to find out how I got the SEO score to 100.

Alexa gadget needs no introduction. Those round or tubular smart speakers which can talk to you and advertise themselves as an assistant. But are they useful in a working setup? Let's find out.

A cookie is a simple and important feature in frontend engineering. In fact, without cookies, most web apps may not be able to identify you. For instance, your Gmail won't remember you. You have to enter login and password again. If cookies are a must-have, why are websites asking for permission about cookie usage? Let's find out below.

You cannot be a professional developer without an encounter with Unix/Linux systems. Linux is the preferred operating system of choice for cloud machines. SSH is a magical technology to control the cloud machine without making a trip to the data center. All said but how to install and manage software on the Linux operating systems? The answer is Package Managers.

John somnez is the software developer guru who writes books and creates content for other developers. He is prolific, brilliant, and healthy at the same time. Needless to say, he is someone who can work 18 hours a day for years. His book is like Gita for developers. Here are 10 inspiring ideas that caught my attention. The complete software developers career guide is a fantastic read.

I love online courses, it resembles the computer lab at college. The recent operations issues at work demanded me to get educated to combat the sudden hiccups. Here we go, the summary of the online course by a fellow Indian.

Let us say your product is planning to introduce an experimental feature. Your customer may or may not like the feature. In this case, you may have to turn off the feature for some users & turn it on for the rest. This is called A/B testing. But how to build components to conditional render the content. We can build feature-switch components.