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android - 错误 : onActivityResult overrides nothing

我正在使用KotlinforAndroid编写语音识别应用程序。classMainActivity:AppCompatActivity(){publicoverridefunonCreate(savedInstanceState:Bundle?){super.onCreate(savedInstanceState)setContentView(R.layout.activity_main)valintent:Intent=Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH)intent.putExtra(RecognizerIntent.EX

android - 错误 : onActivityResult overrides nothing

我正在使用KotlinforAndroid编写语音识别应用程序。classMainActivity:AppCompatActivity(){publicoverridefunonCreate(savedInstanceState:Bundle?){super.onCreate(savedInstanceState)setContentView(R.layout.activity_main)valintent:Intent=Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH)intent.putExtra(RecognizerIntent.EX

Java 与 C# : Java and C# subclasses with method overrides output different results in same scenario

好的!我用Java和C#编写了相同的代码,但输出不同!classA{publicvoidprint(){Console.WriteLine("ClassA");}}classB:A{publicvoidprint(){Console.WriteLine("ClassB");}}classProgram{staticvoidMain(string[]args){Aa=newB();a.print();Console.Read();}}输出:A类。它在C#中。但是当在Java中运行相同的代码时,输​​出是B类。这是Java代码:classA{publicvoidprint(){System

java - 代码编译时遇到警告信息 "uses or overrides a deprecated API"

我编译了我的程序,但出现了以下错误。我该如何解决?Note:ClientThreadClients.javausesoroverridesadeprecatedAPI.Note:Recompilewith-Xlint:deprecationfordetails. 最佳答案 您应该做的是按照警告信息所说的去做。使用-Xlint:deprecation选项重新编译该类。然后,编译器会告诉您正在使用或覆盖哪些已弃用的API。怎么做?如果您使用javac从命令shell进行编译,只需将-Xlint:deprecation选项添加到命令行即可

html - :nth-of-type selector overrides all other CSS selectors

我正在尝试复习我的HTML、JavaScript和CSS3考试;我对CSS选择器和优先级有点困惑。我有以下CSS:table{border:1pxsolidblack;}tr:nth-child(odd){background-color:red;}trtd:nth-of-type(even){background-color:blue;}td{background-color:green;}我认为最后出现的优先,所以我认为表格中的所有单元格都是绿色的。然而,根据第n个类型选择器,偶数单元格仍然是蓝色的。即使我将它放在顶部并移除绿色td线,蓝色仍然显示在中间,只有奇数单元格显示为红色。

ios - XCode 6 CocoaPods 错误 : target overrides the `OTHER_LDFLAGS` build setting

我刚开始使用CocoaPods,当我从终端安装pod时出现以下错误(我的项目称为babyMilestones,我正在尝试将CocoaPods用于ShipLib框架)。:ThebabyMilestones[Release]targetoverridestheFRAMEWORK_SEARCH_PATHSbuildsettingdefinedinPods/TargetSupportFiles/Pods/Pods.release.xcconfig'.ThiscanleadtoproblemswiththeCocoaPodsinstallation-Usethe$(inherited)`flag

flutter - 注意 : “Cloud Firestore Overrides a deprecated API”

在为Android(安装APK)编译我的Flutter移动应用程序时,我收到以下警告:registerResGeneratingTaskisdeprecated,useregisterGeneratedResFolders(FileCollection)registerResGeneratingTaskisdeprecated,useregisterGeneratedResFolders(FileCollection)registerResGeneratingTaskisdeprecated,useregisterGeneratedResFolders(FileCollection)r

swift - Cocoa pod安装报错: "The target overrides the SWIFT_VERSION build setting "

我正在尝试将Cocoalumberjack安装为pod,但出现此错误:TheProjectName[Release]targetoverridestheSWIFT_VERSIONbuildsettingdefinedin`Pods/TargetSupportFiles/Pods-ProjectName/Pods-ProjectName.release.xcconfig'.ThiscanleadtoproblemswiththeCocoaPodsinstallationpodxcconfig文件包含以下内容:SWIFT_VERSION=3.0但是我的项目已经在使用swift3.所以我不明

c# - 警告 : "... overrides Object.Equals(object o) but does not override Object.GetHashCode()"

我覆盖了类的Equals()来比较Guid类型的ID值。然后VisualStudio警告:...overridesObject.Equals(objecto)butdoesnotoverrideObject.GetHashCode()然后我也像这样覆盖了它的GetHashCode():publicpartialclassSomeClass{publicoverrideboolEquals(Objectobj){//Checkfornullandcomparerun-timetypes.if(obj==null||this.GetType()!=obj.GetType())returnf

java - IntelliJ 是否可以将 @Overrides 添加到特定接口(interface)的所有方法中?

我创建了一个接口(interface),有大约30个方法并在30个类中实现。我想将@Override添加到每个实现中,但我不想手动完成。IntelliJ如何帮助我?界面如下:publicinterfacePreviewObjectTests{voidtestGetName();voidtestGetType();//...30similarmethods}实现代码:publicclassPreviewObjectAccountTestimplementsPreviewObjectTests{//Iwanttoadd@Overridehere!@TestpublicvoidtestGet