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Using keepAlive stay app.vue Two in Chinese <keep-alive> <! -- view components that need to be cached -- > <router-view v-if="$route.meta.keepAlive"> </router-view> </keep-alive> <! -- view components that do not require caching -- > <router-view v-if="!$ ...

Before I start, let me ask you a question: we now have an Employee class. @Data @AllArgsConstructor public class Employee { private Integer id; private Integer age; //Age private String gender; //Gender private String firstName; private String lastName; } Do you know how to sort a List set of Employee objects in reverse or ...

Role-based access control (RBAC) One way to restrict system access to authorized users is to define policy-independent access control mechanisms around roles and privileges, and the components of RBAC make it easy to perform user assignments. Within the organization, various jobs will be created role .Permissions to perform certain actions ha ...

preface In a project, it is often necessary to display data at the view level immediately. Sometimes, because of asynchronous data transfer, the page will not be displayed immediately on the page. In this case, you need to use the nextTick method provided by Vue. The main reason is that Vue's data vi ...

The examples are from https://www.youtube.com/watch?v=5B66qer8cZo Partially reproduced in link: https://www.jianshu.com/p/f372d0e3de80 Functional components Because the life cycle processing of components is very time-consuming at the framework level, it is recommended to use functional components ...

preface As the core of Vue, responsive principle uses data hijacking to realize data-driven view. In the interview is often examined knowledge points, but also interview bonus items. This paper will analyze the workflow of response principle step by step, mainly in the following structure: Analyze key members and understand them to help unders ...

Building guide of vuePress blog node environment and npm support required If npm will not be installed, go to: Installation instructions Overview of vuePress Static website generator driven by Vue Generating web pages based on markdown syntax Customizable and extensible styles Can be published to gi ...

4. Data request through axios vue.js ajax is not available by default. So when using vue, we usually use axios plug-in to realize the data interaction between ajax and back-end server. Note that axios are essentially ajax encapsulation of javascript, so they are limited by the same origin policy. plug ...

Route parameters Routing parameters are divided into two categories: url parameters and to parameters in < router link > tags url reference 1. query parameters <div id="app"> <router-link to="/login?id=10&name='Ha ha ha'">Sign in</router-link> <router-link to="/registe ...

Epidemic data map display The realization of Chinese map First look at the renderings. The whole project is completed under the vue framework. After the routing configuration is completed, you can start the map display part. Here I will only show the domestic epidemic part, which I have completed in ...