Regular Expressions Kya Hota Hai? Regular Expressions yaani "Regex" ek powerful tool hai JavaScript mein jo strings ke pattern matching ke liye use hota hai. Iska use tab kiya jaata…
Local Storage Kya Hota Hai? Local Storage ek Web Storage API ka hissa hai jo JavaScript me use hota hai browser ke andar data ko permanently store karne ke liye.…
JSON (JavaScript Object Notation) Kya Hota Hai? JSON ka full form hai JavaScript Object Notation. Yeh ek lightweight data-interchange format hai jo human-readable bhi hota hai aur machines ke liye…
AJAX Kya Hota Hai? AJAX ka matlab hai Asynchronous JavaScript and XML. Ye ek web development technique hai jo browser aur server ke beech bina page reload kiye data exchange…
Promises & Promise Chaining Kya Hote Hain? 1. Promises : JavaScript mein Promises ek aise object hote hain jo asynchronous operations ka result represent karte hain — ya to success…
JavaScript Callbacks & Asynchronous Programming JavaScript ek asynchronous language hai, jo aapko multiple tasks ko ek saath efficiently execute karne ki ability deti hai. Iska matlab hai ki aap ek…
JavaScript Modules Kya Hote Hain? JavaScript Modules ek tarika hai jisse hum apne code ko chhote-chhote reusable parts mein divide kar sakte hain. Ye modules alag-alag files mein likhe jaate…
1. Object-Oriented JavaScript (OOJS) Kya Hoti Hai? Object-Oriented JavaScript ek programming style hai jisme code ko objects ke form mein organize kiya jata hai. JavaScript mein object ek aise entity…
JavaScript mein sab kuch object hota hai? JavaScript mein primitive types (jaise: number, string, boolean) ke alawa har cheez ek object hoti hai ya object ke jaisa behave karti hai.…
JavaScript Closures Kya Hota Hai ? Definition: JavaScript mein closure ek aisi concept hai jisme ek inner function apne outer function ke variables ko access kar sakta hai, chahe outer…