Web Development
React
Automatic batching in React 18 helps avoid re-rendering
Remember the earlier versions of React that used to batch multiple state updates inside event handlers such as click or change to...
JavaScript
Flatten Arrays in Vanilla JavaScript with flat() and flatMap()
ES2019 introduced two methods on the array prototype that would make life so much simpler for developers. These are flat() and flatmap()...
JavaScript
Using GroupBy on an array of objects in JavaScript
Array grouping is a fairly common operation in any project. Until recently, we had to resort to either writing our own implementation...
JavaScript
Node.js introduces node: protocol imports
Node.js recently introduced a node: protocol for built-in modules. Built-in node modules can now be imported by prefixing the node: protocol prefix.
JavaScript
JSON Modules in JavaScript
ES Modules were introduced in ES2015. The import and export keywords by default are only applicable to JavaScript code. But there is...
JavaScript
How to check if a string contains emojis in JavaScript?
If you have user-generated content in your web application, chances are you have to deal with strings containing emojis. Since emojis are...
Recent Articles
Chrome devtools: Using logpoints for logging messages directly
When it comes to debugging JavaScript in Chrome devtools, there are two different camps: the console.log fans and the debugger/breakpoint maximalist. I...
How to prevent npm install for unsupported Node.js versions
npm configurations allow us to do quite a lot of nifty things. One of them is to allow the project to set...
How to terminate a process on a port using the command line
Zombie processes are usually a pain to figure out. More often than not, I end up googling about how to terminate a...
Detecting dark mode preference using JavaScript
As dark themes have become popular across the web and across operating systems, we might want to check the user's operating system...
JavaScript: Split string and keep the separators
String.prototype.split() is a valuable method to split strings based on a delimiter. There often comes a scenario when we want to split...
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