Android App Development

• History of Android and Versioning
• Setting up Android Studio & SDK
• Creating your first “Hello World” App
• Understanding Project Structure (Manifest, Java/Kotlin, XML)

• Variables, Data Types, and Operators
• Control Flow (If-Else, Loops)
• Functions and Classes (OOP Basics)
• Introduction to Arrays and Lists

• Understanding Layouts (LinearLayout, ConstraintLayout)
• Using Basic Widgets (TextView, Button, EditText, ImageView)
• Working with Resources (Strings, Colors, Drawables)
• Handling Button Clicks and User Input

• Multiple Activities and Intents (Navigation)
• Passing Data between Activities
• Activity Life Cycle (OnCreate, OnStart, OnResume)
• Creating Custom Dialogs and Toasts

• Working with ListView and Spinner
• Introduction to RecyclerView (Professional way to show lists)
• Creating Custom Adapters
• CardView Design

• Introduction to Fragments
• Fragment Lifecycle
• Bottom Navigation Bar and Navigation Drawer
• ViewPager for Sliders

• Shared Preferences (Saving Small Data)
• Introduction to SQLite Database
• Room Persistence Library (Modern Way)
• CRUD Operations (Create, Read, Update, Delete)

• Understanding JSON Data
• Using Retrofit or Volley for API Calls
• Displaying Internet Data in App
• Image Loading Libraries (Glide/Picasso)

• Introduction to Firebase Console
• Firebase Authentication (Email/Google Login)
• Realtime Database & Cloud Firestore
• Push Notifications (Firebase Cloud Messaging)

• Google Maps Integration
• Working with Device Camera and Gallery
• Using GPS and Location Services
• Working with Background Services

• Debugging and Fixing Errors
• App Performance Optimization
• Supporting Different Screen Sizes
• AdMob Integration (Earning from Apps)

• Generating Signed APK/App Bundle
• Step-by-Step Guide to Google Play Store Publishing
• Creating a Developer Portfolio on GitHub
• Finding Android Projects on Fiverr/Upwork