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How to Copy Text to Clip Board in Android?
...
As a handy kotlin extension:
fun Context.copyToClipboard(text: CharSequence){
val clipboard = getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
val clip = ClipData.newPlainText("label",text)
clipboard.primary...
总结const_cast、static_cast、dynamic_cast、reinterpret_cast - C/C++ - ...
...ref_b的实际类型，这样怎么也骗不过去了。
在应用多态编程时，当我们无法确定传过来的对象的实际类型时使用dynamic_cast，如果能保证对象的实际类型，用static_cast就可以了。至于reinterpret_cast，我很喜欢，很象c语言那样的暴力...
How to get the absolute coordinates of a view
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First Way:
In Kotlin we can create a simple extension for view:
fun View.getLocationOnScreen(): Point
{
val location = IntArray(2)
this.getLocationOnScreen(location)
return Poi
莱昂氏unix源代码分析 PDF - 文档下载 - 清泛网 - 专注C/C++及内核技术
...二十多年，是一部杰出经典之作。本书适合UNIX操作系统编程人员、大专院校师生学习参考使用。
目 录
献辞
致谢
序(一)
序(二)
历史注记
上篇 UNIX操作系统版本6源代码
UNIX操作系统过程分类索引 3
UNIX操作系统文件...
Is it possible dynamically to add String to String.xml in Android?
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In Kotlin you just need to set your string value like this:
<string name="song_number_and_title">"%1$d ~ %2$s"</string>
Create a text view on your layout:
<TextView android:id="@+id/song_number_and_title"/>...
App Inventor 2开发计步器与定位器 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...数据持久化，掌握数据存储等功能的实现；
3.通过编程实践，感受和体验利用手机自身硬件开发实用的手机应用程序。 【项目范例】
1. 情境
现在的手机都已经具有计步器及位置传感器等各种硬件传感器，利...
Can't create handler inside thread that has not called Looper.prepare()
...st = Toast.makeText(mContext, "Something", Toast.LENGTH_SHORT);
}
});
KOTLIN
Handler(Looper.getMainLooper()).post {
Toast.makeText(mContext, "Something", Toast.LENGTH_SHORT)
}
An advantage of this method is that you can use it without Activity or Context.
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How to pass an object from one activity to another on Android
...on.fromJson(getIntent().getStringExtra("myjson"), YourObject.class);
For Kotlin it's quite the same
Pass the data
val gson = Gson()
val intent = Intent(this, YourActivity::class.java)
intent.putExtra("identifier", gson.toJson(your_object))
startActivity(intent)
Receive the data
val gson = Gso...
How to find/remove unused dependencies in Gradle
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This plugin sadly doesn't work with the kotlin dsl. They have no plans to support it.
– snowe
Feb 1 '19 at 18:09
3
...
Saving and Reading Bitmaps/Images from Internal memory in Android
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For Kotlin users, I created a ImageStorageManager class which will handle save, get and delete actions for images easily:
class ImageStorageManager {
companion object {
fun saveToInternalStorage(context: Context, bit...