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使用Activity启动器组件 · App Inventor 2 中文网
...助 android.extra.SUBJECT 和 android.extra.TEXT 指定主题行和消息文本。 你可以使用列表 android.intent.extra.EMAIL 指定收件人的电子邮件地址。 例如，要将电子邮件发送到 Santa@northpole.com，你可以使用：
观察 EXTRAS 是如何成为一个列表的，...
Android Eclipse - Could not find *.apk
...solutions out there, yet none seem to work for me. I was able to build my apk without issues until this error started cropping up. I have tried cleaning my project, removing it from the workspace and reimporting it, removing "Java Builder" from my Builders for the project, building the project man...
How to avoid reverse engineering of an APK file?
...ent a hacker from accessing any resources, assets or source code from the APK file.
34 Answers
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How do I make a LinearLayout scrollable?
...
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
and...
How to define a circle shape in an Android XML drawable file?
...oding="utf-8"?>
<shape
xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="oval">
<solid
android:color="#666666"/>
<size
android:width="120dp"
android:height="120dp"/>
</shape>
...
Open-sided Android stroke?
...ing="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<!-- This is the line -->
<item android:top="-1dp" android:right="-1dp" android:left="-1dp">
<shape>
<solid android:color="@android:color/transparent" />
...
MenuItemCompat.getActionView always returns null
...ry to add xmlns declaration <menu xmlns:app="http://schemas.android.com/apk/res/android" > but get error Attribute is missing the Android namespace prefix. Do you get it, and how do you fix it?
– anticafe
Feb 11 '14 at 15:30
...
Include .so library in apk in android studio [duplicate]
... is not a mistake). It should be in the same structure it should be in the APK file.
In my case it was:
Project:
|--lib:
|--|--armeabi:
|--|--|--.so files.
So I've made a lib folder and inside it an armeabi folder where I've inserted all the needed .so files. I then zipped the folder into a .zip (...
Adding custom radio buttons in android
...uttonbackground.xml
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
<item
android:drawable="@drawable/b"
android:state_checked="true"
android:state_pressed="true" />
<item
android:drawable="@drawable/a"
android:sta...
【会员提问解答】编译 .aab 是什么格式？和 .apk 有什么区别？ - App Inven...
.aab 是安卓安装包的一种新格式，提供的一些特性比 .apk 更现代化一些，体积也小一些。
目前谷歌应用商店强制推行的格式，国内的倒是几乎没有跟进。
可以参考：
Google play已经采用abb格式了，国内的手机软件商店会采用这...