Programmer Think

1. Preface If you have been in contact with wechat applets, you know that operations involving some user sensitive information (such as positioning, accessing personal information, etc.) require user authorization. When we use applets, we may also see the scene that the authorization box pops up before an operation, which requires the user' ...

catalogue preface 1, API s and components used 2, Page description         1. Page display         2. Install vant UI         3. Import aggregate data 3, Code snippet          3.1 App.vue 3.2 router/index.js 3.3 axiosServer/config ...

Factory pattern is a design pattern used to create objects. We do not expose the logic of object creation, but encapsulate the logic in a function, so this function can become a factory. Factory patterns can be divided into: 1 Simple factory 2 Factory method 3 Abstract factory Simple factory Simple factory pattern is very easy to understand ...

Your exclusive confession artifact 1, Story background2, Display of ten confession artifacts 1. Love tree2. Code expression + love3. Small article + loveLai style (recommended)5. Rotating photo wall6. Thousand paper cranes7. Written love8. Fireworks + Cake9. Red rose10. Dead skin + Fireworks (recommended) 3, Source download 1, Story back ...

1, Why introduce Promise Before introducing this chapter, first raise a few questions: What problem did Promise solve?What are the specific usage scenarios for Promise? What problem did Promise solve? Callback hell problem Before Promise, the front end often needs to solve the asynchronous problem by nesting callback functions laye ...

preface This may be the most convenient and appropriate way to use Icon at present, especially in Vue3. Do you think it is only applicable to Vue3? No, don't be deceived by the title. It supports many mainstream frameworks such as Vue2/Vue3, React, React, Solid and Svelte. Similarly, it also supports Vite, Roullp, Webpack, Nuxt, V ...

When learning becomes a habit, knowledge becomes common sense. Thank you for your attention, likes, collections and comments. The new video and articles will be sent to WeChat official account for the first time. Li Yongning The article has been included in github warehouse liyongning/blog , welcome to Watch and Star. Special instructions D ...

A simple cool special effects page (html+css+js with source code) - a 3D picture demonstration Preface1. Display of page effects2. Functional Description 1. Open the page and all pictures will rotate automatically2. The size and interval of the picture can change with the roll of the mouse wheel3. Hold down the mouse anywhere ...

Template grammar An instruction is a special attribute with a v-prefix. The attribute value of the directive is expected to be a single JavaScript expression Text Rendering {{}} syntax const app = Vue.createApp({ data() {return { msg: 'Hello Vue3' } } }) const vm = app.mount('#app') v-text instruction and v-html instruction <div v-h ...

Process: the front end sends the avatar, the back end receives it, and then creates the avatar under the class path of the project, then puts the address of the avatar into the database, updates the user's Avatar, and then returns the user information. The front end receives the user information, obtains the avatar address, and accesses the ava ...