大约有 800 项符合查询结果（耗时：0.0142秒） [XML]
Error : BinderProxy@45d459c0 is not valid; is your activity running?
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what is the kotlin version for this? will isFinishing() be enough?
– Alok Rajasukumaran
Oct 12 '18 at 9:37
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Base 64 encode and decode example code
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For Kotlin mb better to use this:
fun String.decode(): String {
return Base64.decode(this, Base64.DEFAULT).toString(charset("UTF-8"))
}
fun String.encode(): String {
return Base64.encodeToString(this.toByteArray(charset...
Place cursor at the end of text in EditText
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Kotlin:
set the cursor to the starting position:
val editText = findViewById(R.id.edittext_id) as EditText
editText.setSelection(0)
set the cursor to the end of the EditText:
val editText = findViewById(R.id.edittext_id)...
MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Web MVP
在Desktop的时代，微软通过WinForms实现MVP，把组件化编程发挥到了极致，大大提升了开发效率，随着Web的兴起，微软希望延续这样的编程模式，所以使用WebForms实现了Web MVP，引入了CodeBehind，ViewState等设计概念。WebForms的优点...
Detecting when user has dismissed the soft keyboard
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It's 2019 now...
So I created a more neat solution with Kotlin
1.Create an extension function:
fun Activity.addKeyboardToggleListener(onKeyboardToggleAction: (shown: Boolean) -> Unit): KeyboardToggleListener? {
val root = findViewById<View>(android.R.id.content)
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剖析程序的内存布局 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的效果。
进程地址空间中最顶部的段是栈，大多数编程语言将之用于存储局部变量和函数参数。调用一个方法或函数会将一个新的栈桢（stack frame）压入栈中。栈桢在函数返回时被清理。也许是因为数据严格的遵从LIFO的顺...
convert ArrayList to JSONArray
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With kotlin and Gson we can do it more easily:
First, add Gson dependency:
implementation "com.squareup.retrofit2:converter-gson:2.3.0"
Create a separate kotlin file, add the following methods
import com.google.gson.G...
Change Name of Import in Java, or import two classes with the same name
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And in Kotlin: import com.example.Calendar as MyCalendar.
– KevinO
Jan 6 '17 at 0:39
14
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BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...轻操作）的架构，比如聊天服务器，并发局限于应用中，编程比较复杂，JDK1.4开始支持。
AIO方式使用于连接数目多且连接比较长（重操作）的架构，比如相册服务器，充分调用OS参与并发操作，编程比较复杂，JDK7开始支持。...
Can I underline text in an Android layout?
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In Kotlin: textView.paintFlags = textView.paintFlags or Paint.UNDERLINE_TEXT_FLAG
– Albert Vila Calvo
Sep 6 '19 at 12:01
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