Simple, but the most asked interview question in JavaScript,Simple, but the most asked interview question in JavaScript, and its answer will drive your whole interview. Easy, but most students miss this one, Let me clear all your doubts about var, let, and const. I have given you some points that you can me...Jun 28, 2025 · 2 min readhackthic.in
This one question was asked of me in my previous JavaScript developer role interview.What is the difference between undefined and not defined? Simple, but sometimes candidates are not able to explain this either. Let me explain it with a simple example, let's assume in your college there is an attendance register case 1: A st...Jun 28, 2025 · 1 min readhackthic.in
MVC(model, view, controller ) in Node.jsThis is the industry standard method of development, used by most of the company to develop software What is MVC?Think of it like a restaurant: Model = Kitchen (handles data) View = Menu (what users see) Controller = Waiter (connects everythi...Jun 28, 2025 · 1 min readhackthic.in
How JavaScript code actually executed?Let me explain when we run the javascript code then what happen behind the scene? By taking the an easy example let understand var n=2; function cube(n){ var ans=n*n*n; return ans; } var cube2=cube(n); var cube3=cube(2); when we hit the run button t...Apr 8, 2025 · 1 min readhackthic.in
Objects in the javascript: for beginner to expert levelDefinition: Objects are the collection of key, value pair let me explain by taking a example let see we stire the pronoun with the noun Name: “hackthic” work: “programming” i don’t know if you get it or not but I hope you get it; let's take the progr...Feb 2, 2025 · 2 min readhackthic.in
