AI代码解释 1disposable=createCall().map{2// return RequestType3}.subscribeWith(object:SMDefaultDisposableObserver<RequestType>{4override funonNext(t:RequestType){5// todo something6}7}) RxJava丰富的操作符,再结合Observable与Subscribe能够很好的解决异步嵌套回调问题。但是它的使用成本就相对提高了,你要对...
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An expression for invokingwhatIflambda when the Context is not null. classWhatIfFragment:Fragment() {overridefunonViewCreated(view:View,savedInstanceState:Bundle?) {super.onViewCreated(view, savedInstanceState) whatIfNotNullContext {Toast.makeText(it,"context is not null!",Toast.LENGTH_SHORT).show...
Because Spring Boot 3.0 uses R2DBC 1.0 by default, there is no longer a possibility to override ther2dbc-bom.version. For that purpose, many additional attributes and Spring Boot features are now accessible for the separate and individually versioned modules: r2dbc-postgres.version (io.r2dc:r2...
Bean scopes.Spring supports six bean scopes: singleton, prototype, request, session, application and websocket. Developers can define beans to deploy them in one of these six scopes. Spring also supports custom scopes, although it is not possible to override the built-in singleton and prototype ...
It is possible to create a clone of a data class in kotlin. When using copy, a shallow copy of the object is created. 1 2 3 4 5 data class Dog(var name: String, var age: String) val dog = Dog("Tom", "1") var dog2 = dog.copy() It is also possible to pass named paramet...
"is", "incredible", "and", "everyone", "should", "know", "about", "it", "because", "someone", "must", "be", "missing", "out", "on", "a lot" ] }.entries.toList(); @override createState() => HomePageState();
@OverRide Widget build(BuildContext context) { // This is used in the platform side to register the view. const String viewType = ''; // Pass parameters to the platform side. const Map<String, dynamic> creationParams = <String, dynamic>{}; ...
Here you can override the JDK provider, the JDK release and add additional modules for the JRE bundle generation. For Java 8 and lower, Pack200 is used to compress JAR files in the JRE if the "Use Pack200" option is enabled. For archives this is not necessarily desirable because of th...
It leaks the enclosing Fragment (or Activity) object in exactly the same manner. Maybe new Kotlin Coroutines will help? That’s how I’d achieve the same functionality using Coroutines: override fun onStart() { super.onStart() CoroutineScope(Dispatchers.Main).launch { ...