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Original: https://pantao.parcmg.com/pre... When making React Native applications, if you need to embed H5 pages in App, H5 and App can communicate in real time through the PostMessage function of Webview. However, in the applet, although a WebView component is also provided, when postMessage communication is made, it is in the official document ...

equipment Here RGBD camera mainly refers to the depth camera which uses Light Coding (structured light) or TOF for imaging, and actively emits light, which is mainly suitable for indoor environment. The more common RGBD cameras are as follows: camera principle SDK data PrimeSense Carmine 1.08/1. ...

Reliable Multicast Programming (PGM) is a general reliable multicast protocol that guarantees the reliability of multicast to some extent.It is an IP upper-level protocol, and has UDP peers with TCP, working in the transport layer. In the multicast transmission video project, it is found that when the network is poor, the performance of multica ...

Why do we optimize memory The. java file we write in Android will eventually be compiled into. class file. After class is loaded by class loader, a meta-information object describing class structure will be formed in JVM. Through this meta-information object, we can know the class structure information (constructor, attribut ...

1. Introduction This article focuses on some specific implementations of Flutter's direct dependence on relief in Flutter hybrid engineering. 2. Thinking Because the current idle fish is a mixed development mode of Flutter and Native, there are some students who only do Native development and are not familiar with Flutter technolog ...

nRF52832 Technical Exchange Group: 680723714        nRF52832-Bluefruit52 Core Board Details: https://blog.csdn.net/solar_Lan/article/details/88688451 Primary Function Analysis of Bluetooth BLE The project directory has been described before. Most of the files in the project directory are provide ...

Face++ platform can be used for face recognition, face detection, face comparison, face search and so on. The following are the various operations of face using the face++API. This is the official document address of face++. https://console.faceplusplus.com.cn/documents/4887579 The face++ interfac ...

I. Preface The navigation progress bar control is actually the progress control of Alipay, Jingdong and Taobao order page. It prompts the steps of the current step, a total of several steps, and then the current progress special color display, each progress with time text and other information, this control specifically integrates the three sty ...

It always feels like UI updates in android are confusing! To sum up for yourself, it's like throwing a brick to attract jade. Before reading this article, suppose you understand threads and the use of Handler. At the end of the article, a sketch is appended to illustrate the relationship between Ha ...

Write before Since the WeChat applet function was released, I have been following the trend of the applet, but limited to busy school, there is always not much time to learn.As a sophomore, I gradually learned Vuejs and was attracted by its concise design. Then I looked at the development documentation of the applet and found it so similar?Mayb ...