How Uber Calculates ETAUber is one of the most widely used platforms for booking rides. Have you ever noticed how Uber provides an estimated time of arrival (ETA)…5d ago5d ago
JWT Token: How It Works and Why It’s SecureDo you ever wonder how engineers make applications secure? What happens under the hood when you enter your password on a website or…Mar 23Mar 23
Understanding the Difference Between HTTP Status Codes 401 and 403Understanding HTTP status codes is crucial in web development as they communicate issues more effectively than generic error messages. Each…Mar 20Mar 20
Difference between display: none, visibility: hidden, and opacity: 0In CSS, there are multiple ways to hide an element from the screen. However, developers often use these properties interchangeably without…Mar 16Mar 16
Difference Between Caret (^) and Tilde (~) in package.jsonThe package.json file contains information about the dependencies installed in your project. It lists all the packages you use along with…Mar 11Mar 11
Difference Between Throttling and Debouncing in JavaScriptThrottling and debouncing are both techniques used in JavaScript to optimize application performance and prevent potential errors.Mar 7Mar 7
Debouncing in JavaScriptDebouncing is a technique that ensures a function is not called too frequently. In other words, it restricts a function by delaying its…Mar 7Mar 7
Throttling in JavaScriptThrottling is a technique that limits the rate at which a function is executed. In simple terms, it ensures that a function is called at…Mar 6Mar 6
Difference Between __proto__ and prototype in JavaScriptYou may have heard about these two terms in JavaScript. While they appear similar, they have different meanings. Let’s understand the…Mar 3Mar 3
Prototype Pollution in JavaScriptIn 2018, the npm package event-stream was compromised due to a prototype pollution vulnerability in JavaScript, affecting millions of…Feb 261Feb 261
Digital Signature: Ensuring Authenticity Over the InternetHave you ever wondered how we ensure authenticity over the vulnerable internet?Feb 24Feb 24
JavaScript Type Conversion (Type Coercion)Type conversion is a process used in all programming languages to perform operations by changing the type of one of the operands according…Feb 231Feb 231
How Node.js Works Internally in depthNode.js is a single-threaded language, yet it can handle multiple requests efficiently. How is that possible? The answer lies in libuv, a…Feb 17Feb 17
The Beauty of Higher-Order Functions in JavaScriptIn JavaScript, functions are first-class citizens, meaning they can be assigned to variables, passed as arguments, and returned from other…Feb 15Feb 15
Map() in JavaScriptMap() is built-in object in JavaScript that allows you to store key value pairs. It is a part of ES6 release.Feb 11Feb 11
Garbage Collection in JavaScriptThere is background process in JavaScript engine that is called garbage collector. It monitor all the objects and remove unreachable code.Feb 8Feb 8
How NodeJs execute code internallyWhen a client sends a request to a Node.js server, many processes work behind the scenes to handle and respond to it efficiently. Let’s…Feb 6Feb 6
