react js native training course bangalore

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REACT NATIVE
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What Is React Native

• Developing phone apps, with React
• Supports Android, and iOS
• Truly native - not just a web view
• A powerful way to construct user interfaces Built
  up
• Built upon the concept of Components
• A JavaScript library used and developed by
  Facebook
• Open Source

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Networking

• New Fetch API Supported
• Raw XHR implemented if required
• WebSockets Supported

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Feature Testing

• Appium
• Calabash
• Remember It's a real android/ios app!

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JavaScript Testing - Jest

• React SnapShot Testing
• Built-in Code Coverage
• Parallel test runner
• Mocking functions, imports, network calls
• Jasmine API

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Performance

• Animations - Precomputed and Optimised natively
• Reduce re-renders
• react-native-workers / native
• Inbuilt performance tooling
• Android - systrace, iOS Instruments

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Native Interopability

• Hardware
• Performance
• Wrap an existing Java/iOS API
• Hybrid Native/React-Native Apps

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Whos using React Native

• Facebook
• Instagram
• Walmart
• Airbnb
• Skype
• Baidu

• Tesla
• Adidas
• Discord
• Wix
• Bloomberg
• JD.com

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Why React Native

• Faster speed of development
• Lower cost of development
• Code reuse
• Easier to find developers
• Ship across multiple platforms
• Possible to ship over the air updates bypassing
  App Store / Play Store

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How does React Native Work?

• JavaScript is bundled minified using Babel
  (built in)
• Separate threads for UI, layout, and JavaScript
  
• Threads communicate asynchronously through the
  native bridge

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For more details visit us at

• https//nearlearn.com/react-js-training-in-bangalo
  re-india
• Or mail us at
• info_at_nearlearn.com
• Or contact us at
• 91-9739305140