我正在尝试使用命令创建一个新的 angular 应用程序
ng new app-name.. 但运行该命令后,它在命令行中显示以下内容。
Installing packages (npm)...npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! While resolving: angular-module@0.0.0
npm ERR! Found: jasmine-core@3.6.0
npm ERR! node_modules/jasmine-core
npm ERR! dev jasmine-core@"~3.6.0" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer jasmine-core@">=3.7.1" from karma-jasmine-html-reporter@1.6.0
npm ERR! node_modules/karma-jasmine-html-reporter
npm ERR! dev karma-jasmine-html-reporter@"^1.5.0" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry …Run Code Online (Sandbox Code Playgroud) 在我的反应本机项目中,我正在使用库
"@react-navigation/native": "^5.8.10",
"@react-navigation/stack": "^5.12.8",
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我有嵌套的导航器,如下所示:
// root level I have a stack navigator where it contains two screens, `Home` and `Settings`.
const App = ()=> {
const rootStack = createStackNavigator();
return (
<NavigationContainer>
<rootStack.Navigator>
<rootStack.Screen name="Home" component={Home} />
<rootStack.Screen name="Settings" component={Settings} />
</rootStack.Navigator>
</NavigationContainer>
);
}
// The Settings screen is a nested stack navigator
const Settings = ()=> {
const settingsStack = createStackNavigator();
return (
<settingsStack.Navigator>
<settingsStack.Screen name="SettingsOne" component={SettingsOneScreen} />
<settingsStack.Screen name="SettingsTwo" component={SettingsTwoScreen} />
</settingsStack.Navigator>
);
}
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正如您所看到的,“设置”屏幕实际上是另一个级别(嵌套)堆栈导航器。 …
react-native react-navigation react-navigation-stack react-navigation-v5
我有一个用户类,如下所示
@Entity
public class User {
@Id
@GeneratedValue
private Long primaryKey;
private String name;
// some other fields, default constructor, All argument constructor,
// getters and setters
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当我使用 PMD 代码分析器进行分析时,它显示the class User suspected to be a DataClass.
我尝试使用UserDataClass该类的命名,但它仍然显示此警告。
我们可以遵循什么命名约定来消除此警告?