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通信连接组件 · App Inventor 2 中文网
...ctivity（活动）的组件。
可启动的Activity包括：
为 Android 应用启动另一个 App Inventor。 首先通过下载源代码并使用文件资源管理器或解压缩utility，找到一个名为“youngandroidproject/project.properties”的文件，找出另一个程序的...
Android map v2 zoom to show all the markers
...
Google Map V2
The following solution works for Android Marshmallow 6 (API 23, API 24, API 25, API 26, API 27, API 28). It also works in Xamarin.
LatLngBounds.Builder builder = new LatLngBounds.Builder();
//the include method will calculate the min and max bound.
builder...
Google Maps v2 - set both my location and zoom in
...at code. It runs perfectly fine. I just tested it now on a Nexus 9 running Android 7.0, and a Nexus 6P running Android 6.0.1. It has run perfectly fine for a couple of years. It doesn't do them in one shot, and I agree that Rob's is a superior answer, as I noted in my answer. If you believe that you...
Get color value programmatically when it's a reference (theme)
...o apply the theme to your Activity before calling this code. Either use:
android:theme="@style/Theme.BlueTheme"
in your manifest or call (before you call setContentView(int)):
setTheme(R.style.Theme_BlueTheme)
in onCreate().
I've tested it with your values and it worked perfectly.
...
Android: Why does long click also trigger a normal click?
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f5428077%2fandroid-why-does-long-click-also-trigger-a-normal-click%23new-answer', 'question_page');
}
);
Post as a guest
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Android; Check if file exists without creating a new one
I want to check if file exists in my package folder, but I don't want to create a new one.
7 Answers
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How to pass the values from one activity to previous activity
...ds.
A. Database
SQLite is an Open Source Database which is embedded into Android. SQLite supports standard relational database features like SQL syntax, transactions and prepared statements.
Tutorials -- http://www.vogella.com/articles/AndroidSQLite/article.html
B. Shared Preferences
Suppose y...
How do I adb pull ALL files of a folder present in SD Card
...
I wonder if Android has tar? A simple tarpipe over ADB would allow very fine-grained pulling of files, metadata, but with exclusions. If gzip/bzip2 is also on there, then a compressed tarpipe would be available :)
...
How set maximum date in datepicker dialog in android?
In my application am using date picker to set date.i want to set date picker maximum date is as today date according to system date.i don't know how to set date picker maximum date as today date.Can any one know help me to solve this problem.
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Load HTML file into WebView
... web resources into the assets folder then call:
webView.loadUrl("file:///android_asset/filename.html");
For Complete Communication between Java and Webview See This
Update: The assets folder is usually the following folder:
<project>/src/main/assets
This can be changed in the asset folde...