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Android App Dev. Basics

Android App Dev. Basics. April 2014 – Yossi Shmulevitch. About Me. 14 years as Software (Mostly Java) professional 3 years in Mobile development – iOS & Android Owner of Kama Shilamti and LoginBox Software/Architecture consultant Technion MBA graduate

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Android App Dev. Basics

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  1. Android App Dev. Basics April 2014 – Yossi Shmulevitch

  2. About Me • 14 years as Software (Mostly Java) professional • 3 years in Mobile development – iOS & Android • Owner of Kama Shilamtiand LoginBox • Software/Architecture consultant • Technion MBA graduate • Hobbies: Basketball player+ coach • Business : US real estate

  3. Agenda • Background – Android vsiOS • Eclipse and Android & SDK • Project structure – Manifest + • Activities VS Fragments • Views and Layouts • Demo App • Security and Error Tracking • Server Side for mobile Apps – cloud • Monetization $$

  4. Android vsiOS • Revenues(Source : Forbes) • App Sessions (Source : Forbes)

  5. Time Spent

  6. Android - Architecture • Linux • Libraries • Dalvik VM – dex • ART in 4.4 (KitKat) • Is it Java (JSE)? • Libraries • Open Source!

  7. Eclipse and Android SDK • DDMS perspective • Android SDK • Devices – API Level • LogCat • Running App • Debugging

  8. Project Structure • Manifest File • Assets • Bin & Dex • Generated code (gen dir) • Resources • drawables (resolutions) • Menu • Values • Layouts

  9. Activities VS Fragments + • Application class • Activity LifeCycle and Intents • Fragment usage and “transaction” • Fragments advantages: • Tablet (landscape) support • Action Bar • Smart back (last fragment state) • View Pager (swipe) • Services, Recievers, and Providers

  10. Views and Layouts • View – view hierarchy • Custom View • Layouts • Relative layout • Linear Layout • AbsoluteLayout • Padding & Margins • Other attributes

  11. Demo

  12. Security and Tracking + • Security in Android – challenging! • File usage options – Ext. Vs Int. • Encryption • Tracking – GA or Flurry? • Crashes • Support?

  13. Server side • JSON/REST • RoR • Google App engine (Cloud platform) • JEE/.NET/whatever on EC2 (other cloud plaf.) • Tones of 3rd Parties(Aplicasa) • User data on cloud – iCloud, googledrive,dropbox

  14. Monetization • Freemium? • In-App Purchases? • Ads? • Subscription? • Pricing • Israeli summit

  15. Q&A

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