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ahmedeltaher / Kotlin Interview Questions.md
Created January 12, 2021 17:07 — forked from paulfranco/Kotlin Interview Questions.md

Interview Questions

Kotlin

Q1: What is a primary constructor in Kotlin? ☆☆

Answer: The primary constructor is part of the class header. Unlike Java, you don't need to declare a constructor in the body of the class. Here's an example:




  


  




    


          
    

      

        
        

          

              @ahmedeltaher
          

          

            
                ahmedeltaher
                / Kotlin Interview Questions.md
            
            

              Created
              January 12, 2021 17:07
                — forked from paulfranco/Kotlin Interview Questions.md
            

          

        

      

        

  

      

    
Interview Questions


Kotlin


Q1: What is a primary constructor in Kotlin? ☆☆


Answer:
The primary constructor is part of the class header. Unlike Java, you don't need to declare a constructor in the body of the class. Here's an example:





  


  




    


          
    

      

        
        

          

              @ahmedeltaher
          

          

            
                ahmedeltaher
                / System Design.md
            
            

              Created
              January 18, 2020 17:56
                — forked from vasanthk/System Design.md
            

              
                System Design Cheatsheet
              
          

        

      

        

  

      

    
System Design Cheatsheet




Picking the right architecture = Picking the right battles + Managing trade-offs




Basic Steps


    

  1. Clarify and agree on the scope of the system
    2. 



    

  • User cases (description of sequences of events that, taken together, lead to a system doing something useful)

      

    • Who is going to use it?
      • 

    • How are they going to use it?
      • 

    

    • 




  


  




    


          
    

      

        
        

          

              @ahmedeltaher
          

          

            
                ahmedeltaher
                / .gitlab-ci.yml
            
            

              Created
              January 9, 2019 23:11
                — forked from illuzor/.gitlab-ci.yml
            

              
                Config for gitlab ci android with unit tests and instrumented tests
              
          

        

      

        

  

    
    


        



  


  

        

          
          image: openjdk:8-jdk
        

        

          
          

        

        

          
          variables:
        

        

          
            ANDROID_COMPILE_SDK: "28"
        

        

          
            ANDROID_BUILD_TOOLS: "28.0.3"
        

        

          
            SDK_TOOLS: "4333796" # from https://developer.android.com/studio/#command-tools
        

        

          
            EMULATOR_VERSION: "22" # Unable to install with newer emulator versions. Don`t know why.
        

        

          
            
        

        

          
          before_script:
        

        

          
            - wget --quiet --output-document=android-sdk.zip https://dl.google.com/android/repository/sdk-tools-linux-${SDK_TOOLS}.zip