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Articles tagged with #javascript
What is Automatic Semicolon Insertion? Automatic Semicolon Insertion (ASI) is a JavaScript feature that automatically inserts semicolons at the end of statements when certain conditions are met. While this might seem helpful, it can lead to unexpecte...
When you’re writing JavaScript, you’ll often reach for operators—like ! (NOT), || (OR), and && (AND). Most developers know their syntax. But knowing when and why to use them can turn average code into clean, powerful logic. In this post, I’ll show yo...
"JavaScript will do what you mean, not necessarily what you say." — Every confused beginner ever. Coercion is an automatic type conversion that occurs in JavaScript when you want to perform certain operations. I'll explain what coercion is in this a...
If you've ever heard people talking about "declaring," "defining," or "initializing" variables in JavaScript and felt confused — you’re not alone! These words sound similar, but they mean different things. 🟢 Declaration When you declare a variable,...
What is Hoisting? Hoisting is a JavaScript mechanism where variable and function declarations are moved (“hoisted”) to the top of their scope before execution. It’s not magic—it’s how the JS engine sets up memory during the creation phase of executio...
JavaScript is the backbone of modern web interactivity, but how you include it in your HTML can significantly impact your website's performance, user experience, and maintainability. The humble <script> tag offers several different approaches, each w...