Preconditions & Design by Contract

Android
  • 8 Videos | 30m 19s
  • Includes Assessment
  • Earns a Badge
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An important defensive programming technique in Android is design by contract. Examine design by contract and learn how to work with preconditions, postconditions, and invariants.

WHAT YOU WILL LEARN

  • describe the characteristics of Design By Contract
    use comments to support Design By Contract
    use preconditions to support Design by Contract
    use postconditions to support Design by Contract
  • use invariants to support Design by Contract
    use Design By Contract in Java
    use Design By Contract in Android
    create a simple app using Design By Contract principles

IN THIS COURSE

  • Playable
    1. 
    Understanding Design by Contract
    3m 47s
    UP NEXT
  • Playable
    2. 
    Specifying Contracts Using Comments
    3m 22s
  • Locked
    3. 
    Working with Preconditions
    3m 12s
  • Locked
    4. 
    Working with Postconditions
    3m 2s
  • Locked
    5. 
    Working with Invariants
    3m 38s
  • Locked
    6. 
    Design By Contract in Java
    3m 33s
  • Locked
    7. 
    Design By Contract in Android
    3m 13s
  • Locked
    8. 
    Exercise: Using Design By Contract
    3m 34s

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