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Mobile App Development

Computer Science

Chapter 3 — Development Environment & Tooling Setup

Progress: 14%

Lesson 3.7 : Inspection Tools: Profilers, Logcat Debugging, and Device File Explorer

Reading & Interactive Lesson

Lesson 3.7 FREE

Inspection Tools: Profilers, Logcat Debugging, and Device File Explorer

Reading Material & Notes

Inspection Tools: Profilers, Logcat Debugging, and Device File Explorer

Course Curriculum

20 Chapters • 148 Lessons

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Chapter 4 — First App Creation & Application Anatomy

8 Lessons

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Lesson 4.1 : Creating Your First "Hello World" Android Application
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Lesson 4.2 : Directory and File Structure Analysis of an Android Project
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Lesson 4.3 : Deep Dive into AndroidManifest.xml (Permissions, Components, Targets)
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Lesson 4.4 : Understanding Resource Files (res/values, res/drawable, res/layout)
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Lesson 4.5 : The Role of Gradle Configurations (build.gradle.kts / Groovy)
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Lesson 4.6 : Compiling, Packaging, and Deploying Apps onto USB-Connected Hardware
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Lesson 4.7 : Fundamental Building Blocks: Core Application Components Overview
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Lesson 4.8 : Troubleshooting Launch Errors and Initial Build Failures
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Chapter 5 — Fundamentals of Android Activities & Life Cycle

8 Lessons

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Lesson 5.1 : Understanding the Activity Component and Application Entry Points
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Lesson 5.2 : The Complete Activity Life Cycle (onCreate to onDestroy)
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Lesson 5.3 : Handling State Preservation (onSaveInstanceState, onRestoreInstanceState)
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Lesson 5.4 : Activity Launch Modes (Standard, SingleTop, SingleTask, SingleInstance)
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Lesson 5.5 : Intent Objects: Intent Architecture and Capabilities
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Lesson 5.6 : Explicit Intents: Linking Activities and Passing Key-Value Data
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Lesson 5.7 : Implicit Intents: Requesting System/External Capabilities
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Lesson 5.8 : Inter-Process Communication (IPC) Concepts using Intents
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Chapter 6 — User Interface Structure & Layout Managers

8 Lessons

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Lesson 6.1 : Views, ViewGroups, and the UI Hierarchy Tree
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Lesson 6.2 : Linear Layout: Weighting, Gravity, and Orientation Alignment
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Lesson 6.3 : Relative Layout and Rule-Based UI Alignment
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Lesson 6.4 : Modern Layout Design using ConstraintLayout
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Lesson 6.5 : Frame Layout and Grid Layout Configuration
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Lesson 6.6 : XML UI Markup vs. Programmatic View Creation
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Lesson 6.7 : Adapting Layouts to Display Orientations (Portrait vs. Landscape)
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Lesson 6.8 : Supporting Multiple Screen Sizes, Resolutions, and Density Pixels (dp/sp)
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Chapter 7 — Basic UI Controls & Interactive Widgets

8 Lessons

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Lesson 7.1 : Displaying Text: TextView Customization, Formatting, and Spans
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Lesson 7.2 : User Triggers: Button, ImageButton, and ToggleButton Implementation
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Lesson 7.3 : Displaying Feedback: Toast Messages and Custom SnackBar Alerts
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Lesson 7.4 : Multi-Selection Inputs: CheckBox Controls
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Lesson 7.5 : Single-Selection Inputs: RadioGroup and RadioButton Handling
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Lesson 7.6 : Selection Menus: Spinner Widget Integration
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Lesson 7.7 : Progress Indicators: ProgressBar (Determinate and Indeterminate)
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Lesson 7.8 : Displaying Time and Date: Analog & Digital Clocks, DatePicker, TimePicker
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Chapter 8 — Advanced Views, Lists & Navigation Architecture

8 Lessons

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Lesson 8.1 : Displaying Embedded Web Content: WebView Integration and Security
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Lesson 8.2 : Image Rendering with ImageView and ImageSwitcher Control
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Lesson 8.3 : Scroll Views: ScrollView and HorizontalScrollView Controls
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Lesson 8.4 : Legacy Data Collections: ListView and ArrayAdapter Integration
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Lesson 8.5 : Modern Dynamic Lists: RecyclerView, ViewHolders, and LayoutManagers
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Lesson 8.6 : Action Bar Architecture and Toolbars
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Lesson 8.7 : App Menus: Option Menus, Context Menus, and Popup Menus
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Lesson 8.8 : Tab Navigation, ViewPager, and Drawer Navigation Patterns
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Chapter 9 — Modular UI Development using Fragments

7 Lessons

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Lesson 9.1 : Introduction to Fragments and Multi-Pane UI Architectures
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Lesson 9.2 : Fragment Life Cycle and Relationship with Host Activity
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Lesson 9.3 : Adding Fragments Programmatically and via XML Layouts
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Lesson 9.4 : Managing Fragment Transactions via FragmentManager
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Lesson 9.5 : Data Exchange & Communication Patterns Between Fragments
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Lesson 9.6 : Utilizing Specialized Fragments: ListFragment and DialogFragment
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Lesson 9.7 : Supporting Responsive Tablet and Phone Screen Layouts with Fragments
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Chapter 10 — Dialogs, Events & User Input Forms

7 Lessons

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Lesson 10.1 : Capturing Text Input: EditText Configuration and Input Types
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Lesson 10.2 : Form Validation Techniques and Error State Handling
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Lesson 10.3 : Event Handling Mechanisms: OnClickListener, OnTouchListener, OnKeyListener
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Lesson 10.4 : Prompting Users: AlertDialog Design and Custom Layout Dialogs
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Lesson 10.5 : Custom Toast Layouts and User Feedback UX Patterns
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Lesson 10.6 : Touch Events, Gestures, and Drag-and-Drop Operations
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Lesson 10.7 : Accessibility Features in Forms (Screen Readers and Content Descriptions)
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Chapter 11 — Modern Jetpack Components & MVVM Architecture

7 Lessons

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Lesson 11.1 : Overview of Android Jetpack Architecture Components
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Lesson 11.2 : Separation of Concerns: Understanding Model-View-ViewModel (MVVM)
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Lesson 11.3 : Managing Data with ViewModel and Preserving State Across Configuration Changes
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Lesson 11.4 : Reactive Programming: LiveData and StateFlow Principles
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Lesson 11.5 : Data Binding and View Binding Frameworks
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Lesson 11.6 : Navigation Component: NavGraph, NavController, and SafeArgs
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Lesson 11.7 : Modern Declarative UI Overview: Jetpack Compose Fundamentals
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Chapter 12 — Local Storage: Preferences, Files & Shared Data

7 Lessons

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Lesson 12.1 : Overview of Android Data Storage Paradigms
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Lesson 12.2 : Storing Key-Value Pairs: SharedPreferences & EncryptedSharedPreferences
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Lesson 12.3 : Internal Storage: Reading and Writing Private Application Files
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Lesson 12.4 : External Storage: Managing Public and Scoped Storage Directories
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Lesson 12.5 : Storage Access Framework (SAF) and Document Providers
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Lesson 12.6 : Sharing Data Across Applications: Content Provider Architecture
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Lesson 12.7 : Accessing Native System Content Providers (Contacts, MediaStore)
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Chapter 13 — Relational Databases: SQLite & Room Persistence

7 Lessons

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Lesson 13.1 : Introduction to Embedded Databases and SQLite Architecture
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Lesson 13.2 : Creating Databases with SQLiteOpenHelper Framework
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Lesson 13.3 : Performing Data Operations: Insert, Update, and Delete in SQLite
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Lesson 13.4 : Querying and Reading Data: SQLite Cursors and Data Extraction
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Lesson 13.5 : Introduction to Room ORM Library (Entities, DAOs, Database Instance)
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Lesson 13.6 : Executing Asynchronous Database Operations with Coroutines / Threads
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Lesson 13.7 : Database Migrations and Schema Version Control
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Chapter 14 — APIs, Networking & Remote Data Fetching

8 Lessons

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Lesson 14.1 : Fundamentals of Mobile Network Communication (HTTP/REST APIs)
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Lesson 14.2 : Declaring Network Permissions and Handling Network State
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Lesson 14.3 : Parsing Structured Formats: JSON and XML Data Streams
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Lesson 14.4 : HTTP Clients: Performing Network Operations via HttpURLConnection
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Lesson 14.5 : Robust Networking with Modern Libraries (Retrofit and Volley)
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Lesson 14.6 : Asynchronous Data Handling: Background Threads, Coroutines, and Callbacks
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Lesson 14.7 : Caching Remote Data and Offline-First Synchronization Strategies
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Lesson 14.8 : Image Loading and Caching Libraries (Glide / Coil)
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Chapter 15 — Background Processing, Services & Alarms

7 Lessons

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Lesson 15.1 : Android Multithreading: Main Thread Rules vs. Background Execution
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Lesson 15.2 : Android Services: Foreground, Background, and Bound Services
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Lesson 15.3 : Service Lifecycle and Execution Controls
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Lesson 15.4 : Scheduling Recurring Tasks: AlarmManager Implementation
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Lesson 15.5 : Modern Deferred Background Processing using WorkManager
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Lesson 15.6 : JobScheduler and Network-Aware Background Tasks
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Lesson 15.7 : Optimizing Background Execution for Battery Saver and Doze Mode
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Chapter 16 — Multimedia, Camera & Audio Programming

7 Lessons

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Lesson 16.1 : Audio Playback using MediaPlayer Framework
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Lesson 16.2 : Recording Audio via MediaRecorder API
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Lesson 16.3 : Capturing Images using System Camera Intents
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Lesson 16.4 : Custom Camera Integration using CameraX Library
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Lesson 16.5 : Recording and Playing Video Content
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Lesson 16.6 : Handling Media Permissions, Runtime Grants, and Storage Access
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Lesson 16.7 : Managing Audio Focus and External Hardware Controls
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Chapter 17 — Telephony, Device Sensors & Location Services

7 Lessons

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Lesson 17.1 : Hardware Access: TelephonyManager Capabilities and Network Information
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Lesson 17.2 : Managing Calls, SMS Dispatch, and Email Integration
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Lesson 17.3 : Sensor Framework: Accessing Device Accelerometer, Gyroscope, and Light Sensors
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Lesson 17.4 : Location-Based Services: GPS Provider and Fused Location Provider
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Lesson 17.5 : Mapping Integration: Displaying Maps via Google Maps SDK
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Lesson 17.6 : Geocoding and Reverse Geocoding Services
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Lesson 17.7 : Bluetooth & BLE (Bluetooth Low Energy) Device Integration Basics
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Chapter 18 — User Authentication & Push Notifications

7 Lessons

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Lesson 18.1 : User Authentication Patterns (Email/Password, Social Auth, OAuth2)
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Lesson 18.2 : Implementing Secure Token Management and Encrypted Data Storage
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Lesson 18.3 : Biometric Authentication Integration (Fingerprint & Face Unlock APIs)
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Lesson 18.4 : Android Notifications Framework: Notification Channels and Badges
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Lesson 18.5 : Building and Displaying Local Notifications
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Lesson 18.6 : Push Notification Architecture: Firebase Cloud Messaging (FCM) Integration
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Lesson 18.7 : Handling Notification Payloads and Deep Linking into App Activities
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Chapter 19 — App Security, Performance Tuning & Testing

7 Lessons

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Lesson 19.1 : Mobile Security Best Practices & OWASP Mobile Top 10
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Lesson 19.2 : Runtime Permission Requests & Privacy Safeguards
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Lesson 19.3 : Automated Unit Testing with JUnit and Mockito
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Lesson 19.4 : Instrumented UI Testing using Espresso Framework
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Lesson 19.5 : Performance Profiling: Memory Leak Detection (LeakCanary), CPU, and Network
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Lesson 19.6 : App Size Optimization: ProGuard, R8 Rules, and Resource Shrinking
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Lesson 19.7 : Code Obfuscation and Reverse Engineering Protection
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Chapter 20 — Capstone Project & Store Deployment

8 Lessons

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Lesson 20.1 : Capstone Project Setup: Architecture Design, System Requirements, and Wireframing
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Lesson 20.2 : Implementing End-to-End Features: Database, API, and Navigation Integration
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Lesson 20.3 : UI Polish, Accessibility Audit, and Internationalization (Multi-Language Support)
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Lesson 20.4 : Preparing App Resources: App Icons, Splash Screens, and Assets
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Lesson 20.5 : Generating App Signing Keys & Building Release Android App Bundles (AAB / APK)
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Lesson 20.6 : Google Play Console Setup: Merchant Accounts, Store Listings, and Screenshots
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Lesson 20.7 : Target SDK Compliance, Privacy Policy, and Data Safety Declarations
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Lesson 20.8 : App Deployment, Internal Testing, Beta Distribution, and Staged Rollout
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Mobile App Development

Chapters

20

Lessons

148

View Course Details