Programmer Think

1. BackgroundWe know that the front-end domain locates the page according to the origin. To jump to the corresponding page, you only need to access the corresponding route, which is very convenient. However, there has been no concept of routing in iOS. To jump to a page, you need to create an instance of the target page, and then jump through t ...

note Scaffold file structure ├── node_modules ├── public │ ├── favicon.ico: Tab Icon │ └── index.html: Main page ├── src │ ├── assets: Storing static resources │ │ └── logo.png │ │── component: Store components │ │ └── HelloWorld.vue │ │── App.vue: Summarize all components │ │── main.js: Entry file ├── .gitignore: git Con ...

summary The data of the Web application will be stored on the cloud side, and the data will not be cached locally. During data management, you will directly operate cloud side data. The Web SDK will guarantee the communication and communication security between your application and cloud database. This sample application demonstrates how to ...

[the external chain picture transfer fails. The source station may have an anti-theft chain mechanism. It is recommended to save the picture and upload it directly (img-cseiymsj-164601479949)( https://img-mid.csdnimg.cn/release/static/image/mid/ask/74460831064618.jpg “#left”)] [the external chain image transfer fails. The sourc ...

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

1. MVVM mode Both framework Vue and React are now commonly used in MVVM mode. MVVM is short for Model-View-ViewModel. M stands for Model, V stands for View, and VM stands for View-Model, the bridge between data and model. MVVM is essentially an improved version of MVC. MVVM is simply abstracting the state and behavior of the View in it, separa ...

reference material: https://www.ruanyifeng.com/blog/2015/12/git-cheat-sheet.html Common Git commands What is Git? Git is a distributed version control system. Different from the centralized version control system, everyone works in the local version library established through cloning. In other words, everyone has a complete version library. ...

15 supplement 14.1 basic summary 14.1.1 data type It is divided into two categories: Basic type (value type) String: any stringNumber: any numberboolean: true,falseundefined: undefinedNull: null Object type (reference type) Object: any objectArray: special object, accessed by subscriptFunction: a special object that can be executed ...

Record pit: when axios is used in vue, it is recorded in The this keyword used in the function function of then is not the this keyword of vue! Solution: first define this keyword outside: var this = this; Then it can be used in function. 1. Summary 1.Only one page can exist Vue Instance, cannot create more than one Vue example. 2.vue Instan ...

catalogue 1, Download and installation of Jquery 1. Download and version 2. Installation 3. Advantages 2, Jquery core 3, DOM object and Jquery wrapper set object 1.DOM object 2.Jquery wrapper set object 3.DOM object to jQuery object 4.jQuery object to DOM object 4, jQuery selector 1. Foundation selector 2. Hierarchy selector 3. Fo ...