user842225 questions

• Didn't find class "com.google.android.gms.ads.identifier.AdvertisingIdClient"
• Action bar compatibility
• Cannot assign a value of type 'NSArray' to a value of type '[AnyObject]'
• Optional chaining question mark after function name
• maven build android project: specify the location of aidl file
• Split commits into two branches
• Confused about the differences of AdMob, Ad Exchange & DFP
• Mockito, verify a function is invoked 0 time(s)
• Why I still get "Cannot inline bytecode built with JVM target 1.8 into bytecode that is being built with JVM target 1.6"
• Binary operator ’==’ cannot be applied to two struct operands

user842225 answers