Programming VIP

RN project installation react native swiper carousel Library # Version 1.5.14 yarn add react-native-swiper // package.json { "name": "RNApp", "version": "0.0.1", "private": true, "scripts": { "start": "react-native start", "test": "jest", "lint": "eslint .", "postinstall": "n ...

webrtc series - image capture I. principle introduction II. Code implementation III. precautions I. principle introduction For webrtc p2p audio and video function, whether it is local video stream or peer-to-peer video stream, the source of video stream is camera, and the end point is screen (di ...

I. overview Volley is a lightweight Android asynchronous network request framework and image loading framework launched by Google. Released at Google I/O 2013. Its applicable scenario is the network operation with small amount of data and frequent communication. Main features: (1) strong expansibi ...

Recyclerview is followed by the control Effect Code Attention points inference Code Effect Finally, it realizes that the controls under RecyclerView will slide down as the content increases, and the controls below will stick to the bottom of the screen when they finally exceed the screen. ...

Catalog Definition 1. Conventional method judgment 2. The most effective way to judge 3 test Definition An integer whose divisor is only 1 and itself is called a prime number, or prime number.   1. Conventional method judgment According to the definition, since prime numbers have no divisors other than 1 and itself, it is sufficient t ...

Introduction AsyncTask, I believe you are familiar with it. It encapsulates Thread and Handler internally, which allows us to put some time-consuming operations into AsyncTask and update the results to the UI in time. AsyncTask is mainly used for short-term and time-consuming operations. It is not rec ...

01. Readonly member The readonly modifier can be applied to any member of a structure, indicating that the member does not modify the state. This is finer than applying the readonly modifier to a struct declaration. public struct Point { public double X { get; set; } public double Y { get; set; } public double Distance = ...

There are five common methods for android.util.Log: Log.v(), Log.d(), Log.i(), Log.w(), and Log.e(). Corresponding to VERBOSE,DEBUG,INFO,WARN,ERROR according to the initial.   1. The debug color of Log.v is black, and any message will be output. V here represents verbose meaning, which is usually used as Log.v("", "") ...

This paper mainly analyzes the command interaction process between Android 4.4 RIL's telephone and modem, but this paper does not focus on telephone.Telephone involves many specific business logic contents, including sim, dail, sms, network, etc., which will be studied and analyzed in the future. RIL's position in Android system:   (A) the ...

Pay attention to Uzero public number, more front-end small dry goods are waiting for you! Preface Seeing the title, you can remember that this requirement can be used in many projects. The front-end applications we deploy on the Web server can be accessed by either PC browser or mobile browser. With the promotion of smart devices, we can even a ...