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报错Unknown custom element: <di> - did you register the component correctly? For recursive components,

百度了这个报错信息,发现出现的情况有两种,注意报错的内容,看清楚。分析了下,出现的情况进行一个总结Unknowncustomelement:-didyouregisterthecomponentcorrectly?Forrecursivecomponents,makesuretoprovidethe“name”option.这个报错是组件内有标签打错了,浏览器无法识别,需要自己去好好找下,我就是把div打成了di所以报错,找了很久。还有一种类似的情况,但是解决起来完全不一样,这是我看的别人的方法,自己暂时还没有遇到,这种情况也要注意报错Unknowncustomelement:<组件名>-di

快速编译错误: Downcast from 'String?!' to 'String' only unwraps optionals; did you mean to use '!!' ?

升级到cocoapods1.0后,我得到以下代码行的编译错误:varstrName=String()varstrEmail=String()varstrFacebookID=String()varstrPassword=String()varobjHelper=Helper()....letstrFirstName=result["first_name"]as!StringletstrLastName=result["last_name"]as!Stringself.strName=strFirstName+"_"+strLastNameself.strEmail=result["em

dockerfile报错:“/bin/sh -c yum -y install vim net-tools wget“ did not complete successfully: exit code

FROMcentos:7MAINTAINERzhangsanzs@163.comLABELversion="1.0"description="thisisacustomcentosimage"ENVWORKPATH/usr/localWORKDIR$WORKPATHRUNyum-yinstallvimnet-toolswgetCMD/bin/bashdockerbuild-tcento7:1.0.  #执行以上dockerfile报错[+]Building28.9s(6/6)FINISHED=>[internal]loadbuilddefinitionfromDockerfile0.0s=>=

问题解决:vscode 提示【Cannot find module ‘vue’. Did you mean to set the ‘moduleResolution’ option to ‘node’

问题解决:vscode提示【Cannotfindmodule‘vue’.Didyoumeantosetthe‘moduleResolution’optionto‘node’,ortoaddaliasestothe‘paths’option?】通过create-vue创建Vue3的项目后,vscode红色波浪线提示【Cannotfindmodule‘vue’.Didyoumeantosetthe‘moduleResolution’optionto‘node’,ortoaddaliasestothe‘paths’option?】。拿这个提示语到网上查找解决方法,帖子博客基本都是这样说的:到tsco

MAC安装mysqlclient失败,× Getting requirements to build wheel did not run successfully.│ exit code: 1╰─

问题:在使用django项目安装mysqlclient时出现以下错误:CollectingmysqlclientUsingcachedmysqlclient-2.1.1.tar.gz(88kB)Installingbuilddependencies...doneGettingrequirementstobuildwheel...errorerror:subprocess-exited-with-error×Gettingrequirementstobuildwheeldidnotrunsuccessfully.│exitcode:1╰─>[27linesofoutput]/bin/sh:mys

json - iOS swift :"JSON text did not start with array or object and option to allow fragments not set."

当我在swift中将Json字符串转换为字典时,我遇到了问题:ErrorDomain=NSCocoaErrorDomainCode=3840“JSON文本不是以数组或对象开头,并且允许未设置片段的选项。”UserInfo={NSDebugDescription=JSON文本未以数组或对象开头,并且未设置允许片段的选项。}我不知道如何解决这个问题,请给出解决问题的想法。这里我给出了我尝试过的代码..Json字符串转字典的方法是,funcconvertToDictionary(fromtext:String)throws->[String:String]{guardletdata=text

javax.persistence.NoResultException : getSingleResult() did not retrieve any entities

我用ejb创建了一个命名查询来检查用户名是否被使用。当singleResult为null时,我得到以下异常:javax.persistence.NoResultException:getSingleResult()didnotretrieveanyentities但是这个异常是我想要的用户名空闲时的结果。代码如下:publicUsergetUserByUsername(Stringusername)throwsDAOException{try{Queryq=em.createNamedQuery(User.getUserByUsername);q.setParameter("usern

python - 索引错误 : boolean index did not match indexed array along dimension 0

在我将Numpy更新到1.13.1之前,我的代码工作正常。现在我得到以下错误IndexError:booleanindexdidnotmatchindexedarrayalongdimension0;dimensionis5butcorrespondingbooleandimensionis4...在这一行抛出:m=arr[np.diff(np.cumsum(arr)>=sum(arr)*i)]我似乎无法理解它。有什么建议吗?这是我的示例代码:a=[1,2,3,4,5]l=[0.85,0.90]s=sorted(a,reverse=False)arr=np.array(s)foriin

问题复盘:Kibana did not load properly. Check the server output for more information

问题复盘:Kibanadidnotloadproperly.Checktheserveroutputformoreinformation问题描述问题排查过程总结问题描述kibana打开发现无法查看到数据,无论怎么切换索引都是没有数据的问题排查过程1.先去查看kibana服务,使用命令ps-ef|grepkibana查看不到kibana进程,然后尝试使用命令重启kibananohup./bin/kibana./config/kibana.yml&重启完成后,再次打开kibana报如下错误:Kibanadidnotloadproperly.Checktheserveroutputformorein

python - 可见弃用警告 : boolean index did not match indexed array along dimension 1; dimension is 2 but corresponding boolean dimension is 1

Macports更新后,我认为更新了numpy,我收到警告:VisibleDeprecationWarning:booleanindexdidnotmatchindexedarrayalongdimension1;dimensionis2butcorrespondingbooleandimensionis1inliers=n.size(pixels[distances以前没有提出过。相关代码为:#Computedistanceofallnon-zeropointsfromthecircumferencedistances=guess_feature.points_distance(pi