🚀 Day 3 of My JavaScript Learning Journey – Data Types Today, I learned one of the most fundamental concepts in JavaScript: Data Types. A Data Type defines what kind of value a variable can store.
JavaScript creates a new value instead of changing the original. - String - Number - Boolean - Null - Undefined - Symbol - BigInt Mutable Values These values change after creation. JavaScript modifies ...
In Week 1, you built a fully functional SPA backed entirely by the browser's localStorage. This week, you will replace that with a real backend server and a MongoDB database, transforming your ...
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