🚀 Step-by-Step: How WhatsApp-like Apps Are Developed 1. Define Features (MVP First) Start small. WhatsApp didn’t launch with everything. Core MVP features: Later features: 👉 Tip: Don’t try to build full WhatsApp at once—build in phases. 2. Choose Tech Stack 📱 Frontend (Mobile App) 🌐 Backend 🗄️ Database ☁️ Services Read more
Integrating a WebView in Flutter allows you to display web pages directly inside your app without opening an external browser. This is useful for loading websites, payment gateways, blogs, or dashboards. In this guide, you’ll learn how to implement WebView in Flutter with a practical example. 🚀 What is WebView Read more
Flutter continues to be one of the most powerful frameworks for building cross-platform applications in 2026. Whether you want to create Android, iOS, web, or desktop apps, Flutter offers a single codebase solution with fast performance and beautiful UI. In this comprehensive guide, you’ll learn how to start learning Flutter Read more
Here’s a step-by-step guide to creating a Login Form in Flutter, along with complete working code you can copy and run. 🚀 Step 1: Create a New Flutter Project Run this in your terminal: flutter create login_appcd login_app 🧱 Step 2: Understand What We’ll Build We’ll create: 📁 Step 3: Read more
An e-commerce website tracks which products are purchased each day. The product that sells the most on a given day becomes the featured product for the next day. 📌 Rules: 🎯 Task: Given a list of product names purchased during the day, determine which product will be the featured product. Read more
You are given an integer N.Each digit in the number contains a certain number of holes. 🔢 Hole Definition: 🎯 Task Calculate and print the total number of holes present in all digits of the given number. 📥 Input Format 📤 Output Format 📌 Constraints 🧪 Example 1 Input: 649578 Read more
Here are most asked Provider & BLoC interview questions with clear answers for Flutter/Dart 👇 🔷 PROVIDER (Flutter) 1. What is Provider in Flutter? Answer:Provider is a state management solution built on top of InheritedWidget. It helps to manage and share state across the app efficiently. 2. Why use Provider? Read more
Integrating Firebase with Flutter is one of the most common tasks for building modern apps (authentication, database, push notifications, etc.). Here’s a step-by-step guide you can follow. 🔥 Step-by-Step: Firebase Integration with Flutter ✅ 1. Create Firebase Project 📱 2. Add App to Firebase For Android: android/app/google-services.json For iOS (Optional): Read more
Adding Google authentication to your Flutter app is one of the easiest ways to provide a fast, secure, and user-friendly login experience. With Firebase Authentication and Google Sign-In, you can integrate login functionality in just a few steps. In this guide, you’ll learn how to implement Google Sign-In in Flutter Read more
🔍 Introduction Auto-filling OTP (One-Time Password) has become a standard feature in modern mobile apps. It improves user experience by eliminating the need to manually type verification codes. In this guide, you’ll learn how auto OTP detection works in Flutter, along with step-by-step implementation, best packages, and SEO-friendly best practices. Read more