Android Development

Mon, 01 Jan 2024 00:00:00 +0000

Overview

Essential Android development resources, APIs, and tools for quick reference during development.

Quick Links

Documentation

Android Developer Docs: Official Documentation
API Reference: Android API
Material Design: Design Guidelines
Jetpack Compose: Modern UI Toolkit

Phone Number Hinting API

Phone Hint API: Auto-fill phone numbers
SMS Retriever: Automatic SMS verification

// Phone Number Hint API example
private fun requestHint() {
 val hintRequest = HintRequest.Builder()
 .setPhoneNumberIdentifierSupported(true)
 .build()
 
 val intent = Credentials.getClient(this).getHintPickerIntent(hintRequest)
 startIntentSenderForResult(intent.intentSender, RESOLVE_HINT, null, 0, 0, 0)
}

Essential APIs & Services

Firebase: Backend services
Google Play Services: Core APIs
Biometric API: Fingerprint/Face auth
Camera2 API: Camera controls

Code Snippets

// Biometric Authentication
private fun showBiometricPrompt() {
 val biometricPrompt = BiometricPrompt(this, ContextCompat.getMainExecutor(this),
 object : BiometricPrompt.AuthenticationCallback() {
 override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
 super.onAuthenticationSucceeded(result)
 // Authentication succeeded
 }
 })
 
 val promptInfo = BiometricPrompt.PromptInfo.Builder()
 .setTitle("Biometric Authentication")
 .setSubtitle("Log in using your biometric credential")
 .setNegativeButtonText("Cancel")
 .build()
 
 biometricPrompt.authenticate(promptInfo)
}

// Permission Request (Modern approach)
private val requestPermissionLauncher = registerForActivityResult(
 ActivityResultContracts.RequestPermission()
) { isGranted: Boolean ->
 if (isGranted) {
 // Permission granted
 } else {
 // Permission denied
 }
}

// Usage
requestPermissionLauncher.launch(Manifest.permission.CAMERA)

Tools & Resources

Android Studio: IDE Download
ADB Commands: Debug Bridge
Gradle Plugin: Build system
ProGuard/R8: Code shrinking

Key Points

Use Jetpack Compose for modern UI development
Implement proper permission handling for API 23+
Follow Material Design guidelines
Use ViewBinding/DataBinding for view references
Implement proper lifecycle management

Web Development

Mon, 01 Jan 2024 00:00:00 +0000

Overview

Essential web development resources, frameworks, and tools for modern web development.

Quick Links

Documentation

MDN Web Docs: Mozilla Developer Network
Can I Use: Browser compatibility
W3C Standards: Web standards
Web.dev: Google web guidance

Frontend Frameworks

React: Component library
Vue.js: Progressive framework
Angular: Full framework
Svelte: Compile-time framework

CSS Resources

Tailwind CSS: Utility-first CSS
CSS Grid: Layout system
Flexbox: Flexible layouts

Code Snippets

// Modern fetch with async/await
async function fetchData(url) {
 try {
 const response = await fetch(url);
 if (!response.ok) {
 throw new Error(`HTTP error! status: ${response.status}`);
 }
 const data = await response.json();
 return data;
 } catch (error) {
 console.error('Fetch error:', error);
 throw error;
 }
}

/* Modern CSS Grid Layout */
.grid-container {
 display: grid;
 grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
 gap: 1rem;
 padding: 1rem;
}

/* Responsive design with container queries */
@container (min-width: 400px) {
 .card {
 display: flex;
 flex-direction: row;
 }
}

Tools & Resources

Vite: Fast build tool
Webpack: Module bundler
ESLint: Code linting
Prettier: Code formatting

Key Points

Use semantic HTML for accessibility
Implement responsive design with mobile-first approach
Optimize for Core Web Vitals
Use modern JavaScript features (ES6+)
Follow progressive enhancement principles

Links on QuickRef - Personal Developer Reference

Android Development

Overview

Quick Links

Documentation

Phone Number Hinting API

Essential APIs & Services

Code Snippets

Tools & Resources

Key Points

See Also

Web Development

Overview

Quick Links

Documentation

Frontend Frameworks

CSS Resources

Code Snippets

Tools & Resources

Key Points

See Also