We are all used to using the script tag to load external JavaScript files in our HTML. Traditionally, the only workaround for having the scripts load after the HTML has been loaded was to move the script tags towards the end of the body. But JavaScript has come a long...
NFC or Near Field Communication is a short-range wireless technology that allows devices at a distance of less than 10cm to communicate. It is mostly useful when interacting with NFC tags. Web NFC became a thing very recently with Google announcing support for it in Chrome for Android. It is...
A progressive JPEG image is a JPEG image that is encoded in a different manner than a baseline JPEG. It loads in waves until a clear picture is loaded. This can improve the performance of a website as the image appears to be loading faster. The difference between Progressive JPEG...
The irony of time management productivity tips is that the people who need them the most do not realize that they do. There are too many productivity tips out there but the Pomodoro technique is probably the most discussed and used one. The reason for its popularity is that it...
React fragments were a feature released in React 16.2. They have been around for a while now but have been a relatively lesser used feature. Let us explore the what and why the feature exists. What are React Fragments? React fragments are a syntactic addition to React that allow wrapping...
Sub Resource Integrity (SRI) is a security feature that can be used to validate that the resources that the browser is fetching have not been manipulated. But why do you need it? Remember that script tag that you keep throwing at random places in your code? What if someone got...
When it comes to performance of applications, measuring performance becomes important. For anything to be optimized, it must be measured first, optimized, and measured again to capture gains. Measuring JavaScript execution time thus becomes one of these steps. Modern browsers and the Node.js platform provide various API’s to measure code...
Someone recently reached out to me and asked how am I able to write consistently. Her exact words were: “how do you even begin to write if you don’t mind me asking? I’ve been working on it but I have impostor syndrome and suck at writing.” And at that point,...
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