大约有 850 项符合查询结果（耗时：0.0179秒） [XML]
How to remove focus without setting focus to another control?
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@Levit, you've probably found it by now, but Kotlin.
– prodaea
Sep 11 '16 at 19:08
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How to display long messages in logcat
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Here is a Kotlin version for the @spatulamania answer (especially for lazy/smart peooples):
val maxLogSize = 1000
val stringLength = yourString.length
for (i in 0..stringLength / maxLogSize) {
val start = i * maxLogSize
var en...
android.widget.Switch - on/off event listener?
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For those using Kotlin, you can set a listener for a switch (in this case having the ID mySwitch) as follows:
mySwitch.setOnCheckedChangeListener { _, isChecked ->
// do whatever you need to do when the switch is toggled her...
Operator overloading in Java
...based) language which does support operator overloading, you could look at Kotlin or Groovy. Alternatively, you might find luck with a Java compiler plugin solution.
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Set inputType for an EditText Programmatically?
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For Kotlin:
val password = EditText(this)
password.inputType = InputType.TYPE_CLASS_TEXT or InputType.TYPE_TEXT_VARIATION_PASSWORD
password.hint = "Password"
How to make a edittext box in a dialog
...n parent layout and then add edittext in that layout.
This is my working kotlin code...
val alert = AlertDialog.Builder(context!!)
val edittext = EditText(context!!)
edittext.hint = "Enter Name"
edittext.maxLines = 1
val layout = FrameLayout(context!!)
//set padding in parent layout
layout.se...
Formula px to dp, dp to px android
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nice. should be marked as best answer. kotlin: private fun dpToPx(dp: Int) = (dp * Resources.getSystem().displayMetrics.density).toInt()
– Raphael C
Jan 16 at 14:13
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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...
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...
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...