大约有 300 项符合查询结果（耗时：0.0171秒） [XML]
使用 XML 和 Web 服务 · App Inventor 2 中文网
...r (hello, everybody). The pairs in a decoding are listed in alphabetical order by tag, regardless of their order in the original input sequence. Each pair consists of the tag, together with the decoding of the data delimited by that tag. As this example shows, if the items delimited by the tag ...
将 App Inventor 2 项目连接到外部传感器 · App Inventor 2 中文网
... port 13.
Ultrasonic sensors: port 36
Luminosity sensor: TwiMaster 1
In order to initialize all of the motors for use, the method “SetupMotors” must be called when the app starts and the screen is initialized. Here is an example of how simple the new blocks are to use:
Tutorials
A tutoria...
将Genymotion模拟器与App Inventor一起使用 · App Inventor 2 中文网
...些附加文档：
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device?How to use adb with a Genymotion virtual device?How to solve the "failure install failed cpu api incompatible" error message when installing an APK file in Genymotion?How to copy virtual de...
AI2 Media Notification
...unction gradually switches everything down (display, CPU, WiFi, etc.). In order to bypass Doze mode effectively, it is necessary to create a foreground service. A lot of useful background information can be found in the ZEBRA Developer Portal: Keeping your Android application running when the dev...
App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...端】
https://pan.baidu.com/rest/2.0/xpan/file?method=list&dir=/test&order=time&start=0&limit=10&web=web&folder=0&access_token=[access_token]&desc=1
参考代码如下：
注意：这里是限定显示第一页，每页 10 条，可以改请求参数拿更多的文件：start=0&limit=10，...
Google Sheets API Setup · App Inventor 2 中文网
...en using the Google Sheets API component, we will upload this json file in
order to work properly. Make sure to keep this JSON safe!
Linking the Google Sheets Document
Now that we have created a Service Account, we want to provide the service account access to the Google Sheets files we will or re...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...
扩展App Inventor：具有多点触控和手势检测功能 · App Inventor 2 中文网
...his event, so it detects the rotation even when we do not intend it to. In order to solve this problem, we add a buffer when we detect $MotionEvent.ACTION_MOVE$, so that we only fire “rotation” when the positions of two fingers change above some threshold.
Figure 6. Block designed for Rotatio...