Programmer Group

intro Scenario 1: If you find an old meteor project with version 1.8.1, it was created before May 2019 In October 2021, you want to create a 1.8.1 meteor project. You can create the project by specifying the version number, as follows: meteor create vue-meteor-app --release 1.8.1 then: But when you create a project and want to run it by ty ...

I believe that md will be used more or less in development. So a simple md editor is particularly important. If you want to add an md editor to your project, you might as well take a look at this article I think there are two types of editors. One is to realize real-time rendering on the left and right sides; One is to write syntax first, and ...

First write a vue page <template> <h1>Listen for a property</h1> <p>Summation:{{ sum }}</p> <button @click="sum++">Point I add 1</button><br /> <h2>Listen for multiple properties</h2> <p>{{ tipsmessage }}</p> <button @click="tipsmessage += 1">Poin ...

Previous: Vue2.x source code learning preparation This article mainly looks at the mixing of initMixin and the initProxy(vm), initInjections(vm) and initProvide(vm) methods involved; preparation When we use Vue, we initialize it through new Vue(). Where does this Vue come from? 1. Vue introduced in main.js is exposed in the entry file ...

1, What is virtual DOM Virtual DOM (virtual DOM)  ) I believe everyone is familiar with this concept   React   reach   Vue  ， fictitious   DOM   It brings cross platform capability (react native) to both frameworks   and   Weex) In fact, it's just a layer of abstraction from the real DOM, using ...

Observer mode The target object and the observer object are interdependent. The observer observes the state of an object. If the state of the object changes, it will notify all observers who depend on the object, 1. Target   Subject, owning method: Add / delete / notify   Observer； 2. Observer object   Observer, owning method ...

an introduction to What is Vue? Vue (pronunciation / vju) ː/， view) is a progressive framework for building user interfacesvue's core library only focuses on view layers, which is not only easy to start, but also easy to integrate with third-party libraries or existing projects Rendering helloworld onto a page using Vue Directives (custo ...

Principle of VUE data monitoring vue monitors all levels of data in the data How do I detect data in an object? adopt setter Implement monitoring, and in new Vue Pass in the data to be detected (1),Attributes appended to the object, vue Do not respond by default (2),To respond to the added attributes, use the following API: Vue.set ...

catalogue Why optimize the project Route lazy loading Component cache Article content code highlight Give users feedback when optimizing requests Insensitive refresh token Lazy loading of pictures Custom command (autofocus)   Extract component registration   Persistent storage Encapsulate unified prompt information Scroll ...

This is an upgrade of the last encapsulated table, adding multi-level header and column consolidation functions. I put the code and reference articles at the bottom. Let's put some important nonsense on it, mainly my summary. You can take a look or slide directly to the code below. This time it's just a record to make it convenient for the futu ...