PRPRITAM ROYinpritam-roy.hashnode.dev·Mar 30 · 3 min readJavaScript "this" Explained: Key Concepts Every Interviewer Tests1. What is this in JavaScript? this refers to the object that is currently executing the function. It allows functions (methods) to access properties of the object they belong to. Example const user =00
PRPRITAM ROYinpritam-roy.hashnode.dev·Mar 17 · 3 min readSpread vs Rest Operator in JavaScript — Explained SimplyJavaScript introduced the spread (...) and rest (...) operators in ES6. They look identical but behave very differently depending on where they are used. 1. What is the Spread Operator? The spread op00
PRPRITAM ROYinpritam-roy.hashnode.dev·Mar 4 · 5 min readDOM Elements and Manipulation in JavaScript (Beginner-Friendly Guide)When learning web development, one of the most important concepts is the DOM (Document Object Model). It is the bridge between HTML and JavaScript, allowing JavaScript to read, modify, and control a w00
PRPRITAM ROYinpritam-roy.hashnode.dev·Feb 1 · 4 min readTCP 3-Way HandshakeWhat Is the TCP 3-Way Handshake? Before any data is exchanged, TCP establishes a connection using a process called the 3-Way Handshake. This ensures: both devices are ready both agree on initial sequence numbers communication is synchronized ...00
PRPRITAM ROYinpritam-roy.hashnode.dev·Feb 1 · 3 min readTCP Working: 3-Way Handshake & Reliable Communication1. Why Do We Even Need Rules on the Internet? Imagine sending messages without any agreement on: who sends first whether the message arrived what happens if part of it is lost That is exactly what would happen if computers sent data without prot...00
