今天在写Vue的时候，遇到了标题所示的错误，找了半天也没找出来，我就纳闷了，为什么app是undefied，我明明定义了的呀？先看错误代码。const router = VueRouter({routes: [{path: '/user/:id', component: User,children: [{// 当/user/:id/...

在用vue的better-scroll插件的时候遇到了这个错误，具体如下[BScroll warn]: Can not resolve the wrapper DOM. Vue better-scroll[Vue warn]: Error in mounted hook: “TypeError: Cannot read property ‘children’ of undefined”怎...

我的k8s是1.9版本的安装网络插件时我用如下命令：kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/v0.9.1/Documentation/kube-flannel.yml报错Warning: rbac.authorization.k8s.io/v1beta1 ClusterRole is deprecated