大约有 33,000 项符合查询结果（耗时：0.0183秒） [XML]
弹球游戏 · App Inventor 2 中文网
App教程 帮助 应用介绍
27个代码块就能完成的一款有趣的弹球游戏，非常适合游戏App入门。
点此观看视频教程
连接你的应用
弹球游戏教程（难度系数：★☆）
找素材并上传
需要的素材有...
How to install an APK file on an Android phone?
I have a simple "Hello Android" application on my computer ( Eclipse environment), and I have built an APK file. How do I transfer the APK file to my Android phone for testing?
...
Is it possible to download an old APK for my app from Google Play?
Over the last few months, I've published several revisions to my app. Unfortunately, I didn't keep copies of all the old APKs, and now I'd like to test upgrade from the old versions to my new version. Is there any way to download Google's copy of my old versions? The Google Play developer console sh...
Detect Chrome extension first run / update
...
chrome.runtime.onInstalled detects when the app or extension is installed in the background. What it does not do, however, is detect a first firing of the chrome.app.runtime.onLaunched event...
– realkstrawn93
Jan 26 '14 at 1:16
...
What does @hide mean in the Android source code?
...aces, whether directly, via reflection, or via JNI. These restrictions are applied whenever an app references a non-SDK interface or attempts to obtain its handle using reflection or JNI.
But before API level 28, the hidden methods could still be accessed via Java reflection. The @hide attribute i...
编译失败！ Error: Your build failed due to an error in the AAPT stage,...
...'�'.
[java] May 30, 2023 9:29:27 AM com.google.appinventor.buildserver.Compiler runAaptPackage
[java] WARNING: YAIL compiler - AAPT execution failed.
[java] May 30, 2023 9:29:27 AM com.google.appinventor.buildserver.Buil...
.NET Configuration (app.config/web.config/settings.settings)
I have a .NET application which has different configuration files for Debug and Release builds. E.g. the debug app.config file points to a development SQL Server which has debugging enabled and the release target points to the live SQL Server. There are also other settings, some of which are diffe...
How to execute raw SQL in Flask-SQLAlchemy app
...te('SELECT * FROM my_table WHERE my_column = :val', {'val': 5})
All your application queries should be going through a session object, whether they're raw SQL or not. This ensures that the queries are properly managed by a transaction, which allows multiple queries in the same request to be commit...
How to put Google Maps V2 on a Fragment using ViewPager
...ely
try {
MapsInitializer.initialize(getActivity().getApplicationContext());
} catch (Exception e) {
e.printStackTrace();
}
mMapView.getMapAsync(new OnMapReadyCallback() {
@Override
public void onMapReady(GoogleMap mMa...
What permission do I need to access Internet from an Android application?
I get the following Exception running my app:
13 Answers
13
...