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Where'd padding go, when setting background Drawable?
... int bottom = view.getPaddingBottom() + drawablePadding.bottom;
int sdk = android.os.Build.VERSION.SDK_INT;
if(sdk < android.os.Build.VERSION_CODES.JELLY_BEAN) {
view.setBackgroundDrawable(backgroundDrawable);
} else {
view.setBackground(backgroundDrawable);
}
...
WakeLock 扩展：保持设备唤醒扩展，防止系统休眠和电池优化 · App Inventor 2 中文网
...01-26)：添加 WifiLock 功能
1.5 (2021-03-21)：添加版本属性和 SDK 版本检查
1.7 (2021-07-20)：添加 OnAfterRelease、AcquireCausesWakeup 属性和相关方法
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权限请求示例
应用截图
...
Clear Application's Data Programmatically
...ations:
import android.os.Build.*;
if (VERSION_CODES.KITKAT <= VERSION.SDK_INT) {
((ActivityManager)context.getSystemService(ACTIVITY_SERVICE))
.clearApplicationUserData(); // note: it has a return value!
} else {
// use old hacky way, which can be removed
// once minSdkV...
What permission do I need to access Internet from an Android application?
...eavocats"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="9"
android:targetSdkVersion="16" />
<uses-permission android:name="android.permission.INTERNET" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_l...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...数，这块代码就不会执行，达到了和注释一样的效果。
字符串
字符串是shell编程中最常用最有用的数据类型（除了数字和字符串，也没啥其它类型好用了，哈哈），字符串可以用单引号，也可以用双引号，也可以不用引号。...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ng str = Encoding.Default.GetString(array);//将字节数组内容转化为字符串
Console.WriteLine(str);
将数据写入磁盘文件：
FileStream file = File.Open(@"F:\file.txt", FileMode.Append);//初始化文件流
byte[] array = Encoding.UTF8.GetBytes("Hello World!你好");//给字节...
What is Gradle in Android Studio?
... command line, but you have to learn what each tool (dx, aapt) does in the SDK.
Eclipse saved us all from these low level but important, fundamental details by giving us their own build system.
Now, have you ever wondered why the res folder is in the same directory as your src folder?
This is whe...
FAT32系统中长文件名的存储 - C/C++ - 清泛网 - 专注C/C++及内核技术
...文件名，其一般有的原则：
(1)、取长文件名的前6个字符加上"~1"形成短文件名，扩展名不变。
(2)、如果已存在这个文件名，则符号"~"后的数字递增，直到5。
(3)、如果文件名中"~"后面的数字达到5，则短文件名只使用...
TransformXml task could not be loaded from Microsoft.Web.Publishing.Tasks.dll
...nd although it works, I was going to try installing the Microsoft Windows SDK for Windows 7 and .NET Framework 4 Windows SDK for Windows 7 and .NET Framework 4, but it is taking to long to download.
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How to get the ActionBar height?
...by @Marina.Eariel
TypedValue tv = new TypedValue();
if(Build.VERSION.SDK_INT>=Build.VERSION_CODES.HONEYCOMB){
if (getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true))
actionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data,getResources().getDisplayMetr...