Flutter

Here’s a complete, easy-to-understand example of using Dio interceptors in Flutter to handle logging, authentication tokens, and errors 👇 🚀 Step-by-Step Example: Dio Interceptors in Flutter 🧩 Step 1: Add Dependencies In your pubspec.yaml, add Dio: Then run: 🧠 Step 2: Create a Dio Client with Interceptors Create a file Read more

Let’s go step-by-step through how to implement Login and Signup pages using BLoC in Flutter — following Clean Architecture principles (data → domain → presentation) and explaining each part clearly. 🧱 Project Overview We’ll build: 🗂 Folder Structure (Clean Architecture + BLoC) Step 1️⃣ — Define API Constants lib/core/constants/api_constants.dart Step Read more

let’s build a clean, practical Flutter login page step-by-step. I’ll give you a working example (with full main.dart, login_page.dart, and home_page.dart) plus explanations and tips to extend it for a real backend. 1) Create a new Flutter project Run in terminal: No extra packages are required for the basic demo. Read more

Dependency Injection (DI) in Flutter (and more generally in software development) is a design pattern used to make your code more modular, testable, and maintainable by separating object creation from object usage. Let’s break that down 👇 🧩 What It Means Normally, when a class depends on another class, you Read more

Applying SOLID principles in Flutter (or Dart) helps you write cleaner, scalable, and maintainable code, especially as your app grows. Let’s go through each principle with Flutter-specific examples 👇 🧱 1. S — Single Responsibility Principle (SRP) A class should have only one reason to change. ❌ Bad: This class Read more

🧠 What is BLoC? BLoC is an architectural pattern that helps separate your app’s business logic (data processing, state changes) from the UI.It uses Streams and Events to handle data and state reactively. 🧩 Step 1: Create a New Flutter Project In your terminal: ⚙️ Step 2: Add Dependencies In Read more

Here’s a complete Flutter BLoC example showing how to implement a login screen with a dummy API (simulated network call).This includes:✅ LoginBloc (handles login events and states)✅ LoginRepository (fake API call)✅ LoginScreen (UI with BlocBuilder & BlocListener) 🧱 Folder structure 🧩 Step 1: Add Dependencies In your pubspec.yaml: ⚙️ Step Read more

Using BLoC (Business Logic Component) in a Flutter application helps you separate presentation and business logic, making your app more scalable and maintainable. Here’s a step-by-step guide to using the BLoC pattern in Flutter using the flutter_bloc package. Step-by-Step Guide to Use BLoC in Flutter Prerequisites Make sure you have: Read more

When you update Flutter, you might also need to update Android Studio (and related components) for several key reasons. Here’s a clear breakdown: 1. Flutter Depends on Android Build Tools Flutter uses Android Studio’s components (like the Android SDK, Gradle, and Emulator) to build and run Android apps. Updating Flutter Read more

What is BLoC in Flutter? BLoC stands for Business Logic Component. It’s a state management pattern that helps separate UI from business logic in a Flutter app. It uses Streams to manage the state of your app and respond to user events. It’s part of the Flutter BLoC library, which Read more