native android emulator

When you run an Android app using the react-native run-android command, you often see the following error:Starting the app (/home/xxx/soft/sdk//platform-tools/adb Shell am start-n xxx/. mainactivity) ...starting:intent {cmp=xxx/. Mainactivity}Error Type 3Error:activity class {xxx/xxx. Mainactivity} does not exist.Although the app can be installed on your

, BlackBerry, and Android). They are available in every native application market.Ii. Web Applications Web applications are essentially Web-based applications designed for mobile browsers. They are developed in common Web development languages and can run on various smart phone browsers.Advantages: Supports a wide range of devices; Low development costs; Online in real time; NO content restri

This article is mainly about how to invoke the native API in unity in Android and iOS.First, Unity supports calling C + + DLLs in C # so that the C + + interface can be called in unity in Android and iOS. With this feature, you can extend unity's capabilities. such as integration and invocation of third-party libraries. In order to satisfy the consistency of the

Android native socket communication is currently underway. Write the socket server program in native. According to the client requirements, AT command is sent through the PC serial port. native is responsible for receiving commands sent from the PC end, filtering valid commands, and sending them to the APP end through

Android Native crash log analysis, androidcrash In the crash type of Android applications, the native type crash should be a relatively difficult one, because there are few contacts, and then there are several more steps to switch, most of them are unfamiliar with this. Although there are many related articles, I still

Unable to load script from assets 'index. android. bundle' solution in react native, A friend just asked me to create a project and reported the following error: Unable to load script from assets 'index. android. bundle '. This problem has not occurred before, so I found a solution and shared it.The solution to this problem is: Enter the mian file under the src

will have, the bottom of the specific path)：Ok! As long as you have this file ~ we can start packing ~ Go to the project root directory! (is the root directory OH) Execute the following command:CD Android . /gradlew assemblerelease Then it will start packing ~ ~ (packing time will be long ~ 10 minutes) Then the following diagram will appear!ok~ Packing Complete ~ ~And then we'll go in, and we'll generate app-release.apk the file under the

, R.id.button_contacts}) public void onClick(View view) { switch (view.getId()) { case R.id.button_camera:// show(this, "相机");// 默认是没有此类的，需要编译下才会有此类 MainActivityPermissionsDispatcher.showCameraWithCheck(this); break; } } Attention Permissions to use must be registered in Mnifest Permissionsdispatcher relies on support-v4 by default libraries, so that you can use some permissions compat c

Original article: http://blog.sina.com.cn/s/blog_4a0a39c30100ax1v.html For Android native (natvie) C development any questions, please refer to the android native (native) C development one: Environment Building article: http://blog.sina.com.cn/s/blog_4a0a39c30100auh9.html

needs to be written for the Gradle script in step four.2. Create Assets FolderCreate the Assets folder under the/android/app/src/main/directory under the project root directory3. Get bundle files and saveFirst: Make sure you use the react-native Start command in the project root to start the packager, and you can use the browser test to get the bundle file correctly.Then: Make sure you've installed the too

Sometimes we have a need to listen to some of the events of the controls in the HTML. For example, click a button in the HTML to jump to another activity and copy a paragraph of text.The first is the setting for WebView:Mywebview = (WebView) Findviewbyid (R.id.mywebview); Mywebview.getsettings (). setjavascriptenabled (true); Mywebview.addjavascriptinterface (new javascriptinterface (this), "Android" ); Mywebview.se