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用java -jar xxxx.jar命令，在本地启动打包好的jar，在浏览器输入 localhost:8080 ，可以正常的访问项目但是上传到服务器上后，使用java -jar xxxx.jar启动项目，打开浏览器输入公网IP:8080 ，就无法 ... 口的命令，得到如下结果但是我在安全组里面已经开发了8080端口，见上图还需要做其他什么操作吗...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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饿了么ui组件，form表单校验数组对象的问题

使用rules做必填校验时，因为表单是动态的，所以是循环渲染的，所以对应的绑定的数据也是一个数组，但饿了么ui组件又需要我们传入的数据是对象。这种有什么方法解决吗 Invalid prop: type check failed for prop "model". Expected Object, got Array...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vscode开发Flutter时，怎样让补全提示具有相关性？

比如把光标移动到Container里的alignment属性，用"ctrl+space"调出属性提示，但是出来的是全部属性的参数。怎样让这个补全提示只显示适用于alignment的参数？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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使用element ui中的el-checkbox-group动态绑定数组，循环出来的checkbox怎么点击不了？

<el-checkbox-group v-model="form.table_index" @change="handleChange"> <el-checkbox v-for="itema in attrData" :key="itema.id" :label= ... = []; attrData是这个页面能显示出来，但是点击不了...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to pin a pygame window on top?

I need to make a pygame window stay on top of other windows. I found a way to do so on this discussion: How to make python ... .get(): if event.type == pg.QUIT: run = False break...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to submit from a razor view a list in a model with dynamic list? ASP.NET Core 3.1

First of all, I have these models public class Event { //other properties public IEnumerable<EventsParticipants> ParticipantsList { ... $("#participantsList").empty(); } </script>...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Flutter lazy loading from Api

I have problem with lazy loading. I tried may ways and packages like LazyLoadingScollview (example here), Pagewise etc. What the ... DiscountsWidget(model: list[index]); }), ); } }...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - HTTP ERROR 404 when using Ping Federate with AWS

I am trying to Authenticate to AWS using Ping Federate. I followed the documentation mentione here "https://docs. ... something in the configuration or some service is not running?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql server - Blocking resource running sql statement

I'm getting a connection from another SQL server (sqlServerB) using the server connected to this sql server (sqlServerMain). A ... a database trigger? or How should I go about it?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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scala - Write concise sbt configurations based on combinations of predefined configuration parameters

I'm attempting to remove as much unnecessary strings from my build.sbt as possible sbt offers way to use Provide, Test, ... , or .dependsOn(util % "compile->compile;test->test")...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Vue + Express 项目部署至 Linux服务器后访问不到静态资源

vue.config.js 的设置：最开始设置的是绝对路径，不行，改成相对路径后也还是不行 module.exports = { publicPath: './', } Node Express ： // history 中间件 const history ... 在本地运行的时候没有问题，但是部署到 Linux 服务器上就这样了，大佬们救命！！...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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正则表达式如何匹配两个相邻数字不一样？

想匹配链两个字符：MN M和N都是0-9之间的数字，但是M不等于N，这个正则表达式应该怎么写呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How can I run the application written in Golang as a Windows service

I cannot use the screenshot application that I developed with the Win32 api as a Windows Background service. I ... ) } } ScreenShot: DebugView and Windows Services Screen Capture...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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impdp导库的时候卡在这里不动了咋整啊

...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift - Why onTapGesture is called after clicking on empty space in SwiftUI?

I can't figure out why when clicking between elements, the handler is called in onTapGesture. Am I doing something ... has an invisible area slightly wider than the visible one...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vba - Error 400 when writing variant with excel Function to listobject

I'm getting very cofused. I'm assigning some data to a variant(vOrderdata) and then printing the variant to ... .Count loorder.ListRows(lLastRow).range.Value = vOrderData Exit Sub...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Filter Query results by JComboBox value

I'm learning how to use MySQL with Java. I have a database that has two tables. One for movies and the other one ... .addElement(s); } jList.setModel(list); } Thanks to everyone....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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typescript - Angular - Using the value from an editable config file to define a DI token for a serviceURL

My application currently has a bunch of DI Tokens defined for service URLs that get their value from the ... other DI Tokens somewhere further downstream or something else?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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bash - Why does Rsync of tree structure into root break filesystem on Raspberry Pi?

I have developed an application which I am trying to install on raspberry pi via a script. The directory structure I have is ... due to no init. Does anyone know what's going on?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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422 views

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javascript - React Router: strangely matched Route path props passed to its wrapper

According to React Router Doc, you can spread routeProps to make them available to your rendered Component, code below works as ... Route> </Switch> </Router> ); } CodesandBox Demo...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android代码动态创建View，finish以后怎么没有被回收

Android代码动态创建View，finish以后手动GC后没有被回收，请问需要怎么处理？？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javaweb项目改造成国密sm4，应该如何修改呀？

大家有没有demo...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jwt报错Token used before issued

jwt为什么会报这样的错，使用的是jwt-go这个包...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - How to use Pug Arrays with Vue?

I need to switch arrays of pug when the location changes, but I can't figure out how to use that. Pug Arrays: <template ... $i18n.locale === 'en') { return activityListEn } }, },...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue单向数据流

直接在子组件中修改父组件传来的值会报错，我想知道如果vue支持这么干，会有什么后果？直接修改报错 Avoid mutating a prop directly since the value will be overwritten whenever the parent ... 思是父组件重新渲染会再一次把值传到子组件，然后会把子组件修改过的值覆盖掉吗？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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正式上线容易出问题

容易构建失败。有没有办法不影响整个正式环境，对于上部分功能不影响。webpack构建失败什么的...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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526 views

1 answer

vue单向数据流

直接在子组件中修改父组件传来的值会报错，我想知道如果vue支持这么干，会有什么后果？直接修改报错 Avoid mutating a prop directly since the value will be overwritten whenever the parent ... 思是父组件重新渲染会再一次把值传到子组件，然后会把子组件修改过的值覆盖掉吗？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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axios中post请求参数有问题

各位大佬好，我想请教下图一处的写法是支持的吧，但是请求不到参数是为啥啊？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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