在 Winston-daily-rotate-file 包中使用文件日志记录时出现以下错误,代码与 Winston 控制台日志记录配合良好,
MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 error listeners added. Use emitter.setMaxListeners() to increase limit
at _addListener (events.js:256:17)
at DailyRotateFile.addListener (events.js:272:10)
at DailyRotateFile.once (events.js:301:8)
at asyncForEach (/home/ubuntumachine/Desktop/project/node_modules/winston/lib/winston/exception-handler.js:217:17)
at /home/ubuntumachine/Desktop/project/node_modules/async/internal/withoutIndex.js:9:16
at eachOfArrayLike (/home/ubuntumachine/Desktop/project/node_modules/async/eachOf.js:65:9)
at exports.default (/home/ubuntumachine/Desktop/project/node_modules/async/eachOf.js:9:5)
at eachLimit (/home/ubuntumachine/Desktop/project/node_modules/async/forEach.js:80:24)
at ExceptionHandler._uncaughtException (/home/ubuntumachine/Desktop/project/node_modules/winston/lib/winston/exception-handler.js:203:5)
at process.emit (events.js:198:13)
(node:20805) MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 finish listeners added. Use emitter.setMaxListeners() to increase limit
at _addListener (events.js:256:17)
at DailyRotateFile.addListener (events.js:272:10)
at DailyRotateFile.once (events.js:301:8)
at asyncForEach (/home/ubuntumachine/Desktop/project/node_modules/winston/lib/winston/exception-handler.js:216:17)
at /home/ubuntumachine/Desktop/project/node_modules/async/internal/withoutIndex.js:9:16
at …Run Code Online (Sandbox Code Playgroud) 一周前开始使用 Vuejs,我正在使用 vuetify(要求)。
vuetifyjs这是弹出模式
https://vuetifyjs.com/en/components/dialogs#form提供的示例
使用上面链接中的 codepen 重现问题。
我的问题是,打开弹出模式后,当我尝试滚动时,单击(仅打开)下拉选择而不选择任何元素或项目。下拉元素也会随着滚动而滚动。
我们怎样才能阻止这种行为呢?
当我在Kotlin项目的中间工作时,我感到困惑,例如子类是实现另一个父类还是实现接口?就像我正在从jar中使用一些我不太了解的接口和类一样,有人会向我解释解决此问题的方法,因为我是kotlin的新手。
例如:
一个类定义
abstract class Employee (val firstName: String, val lastName: String) {
abstract fun earnings(): Double
}
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这是由其他班级扩展的
abstract class Employee (val firstName: String, val lastName: String) {
// ...
fun fullName(): String {
return lastName + " " + firstName;
}
}
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同样的接口
class Result
class Student
interface StudentRepository {
fun getById(id: Long): Student
fun getResultsById(id: Long): List<Result>
}
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接口实现
class StudentLocalDataSource : StudentRepository {
override fun getResults(id: Long): List<Result> {
// do implementation
}
override fun getById(id: …Run Code Online (Sandbox Code Playgroud)