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Android RelativeLayout programmatically Set “centerInParent”
... RelativeLayout.TRUE);
positiveButton.setLayoutParams(layoutParams);
add android:configChanges="orientation|screenSize" inside your activity in your manifest
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GIF Animated 扩展：可点击透明背景动画GIF播放器 · App Inventor 2 中文网
...持透明背景。
包名：com.KIO4_AniGif.aix / com.KIO4_AniGif10.aix（Android 10+）
技术基础：基于 GifDecoder.java 开发，包含大量修改
最后更新：2022年6月21日
下载链接
扩展文件需从外部网站获取：
com.KIO4_AniGif.aix
p193A3_gif_an...
How to check if a service is running on Android?
...ause it is based on the information about running services provided by the Android operating system through ActivityManager#getRunningServices.
All the approaches using onDestroy or onSometing events or Binders or static variables will not work reliably because as a developer you never know, when A...
Android accelerometer accuracy (Inertial navigation)
I was looking into implementing an Inertial Navigation System for an Android phone, which I realise is hard given the accelerometer accuracy, and constant fluctuation of readings.
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Unable to resolve host “”; No address associated with hostname [closed]
In my Android application for reading RSS links, I am getting this error:
17 Answers
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android fragment onRestoreInstanceState
...ing either onCreate(), onCreateView(), or onActivityCreated(). developer.android.com/guide/components/fragments.html
– shaby
Mar 21 '16 at 16:56
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Android SQLite: nullColumnHack parameter in insert/replace methods
The Android SDK has some convenience methods for manipulating data with SQLite. However both the insert and replace methods use some nullColumnHack parameter which usage I don't understand.
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Android Webview - Webpage should fit the device screen
...(false);
webView.loadUrl("http://www.resource.com.br/");
I am working on Android 2.1 because of the kind of devices from the company. But I fixed my problem using the part of informations from each one.
Thanks you!
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How to programmatically create and read WEP/EAP WiFi configurations in Android?
How to programmatically create and read WEP/EAP WiFi configurations in Android?
5 Answers
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How to set layout_gravity programmatically?
...only interested in the answer please scroll all the way down to the code:
android:gravity and android:layout_gravity works differently. Here's an article I've read that helped me.
GIST of article: gravity affects view after height/width is assigned. So gravity centre will not affect a view that is...