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内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...自动管理内存。为什么必须管理内存
内存管理是计算机编程最为基本的领域之一。在很多脚本语言中，您不必担心内存是如何管理的，这并不能使得内存管理的重要性有一点点降低。对实际编程来说，理解您的内存管理器的能...
String variable interpolation Java [duplicate]
...
You can use Kotlin, the Super (cede of) Java for JVM, it has a nice way of interpolating strings like those of ES5, Ruby and Python.
class Client(val firstName: String, val lastName: String) {
val fullName = "$firstName $lastName"...
App Inventor 2 列表代码块 · App Inventor 2 中文网
...块的教程。
用法案例：《App Inventor 2 列表排序，函数式编程轻松实现高级排序算法》。
创建带比较器的有序列表
按照块主体指定的顺序对输入列表进行排序，创建一个新列表。
该块的主体是一个涉及 item1...
How to iterate through SparseArray?
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For whoever is using Kotlin, honestly the by far easiest way to iterate over a SparseArray is: Use the Kotlin extension from Anko or Android KTX! (credit to Yazazzello for pointing out Android KTX)
Simply call forEach { i, item -> }
...
Determining the size of an Android view at runtime
...uper.onMeasure(widthMeasureSpec, heightMeasureSpec);
}
If you write in Kotlin, you can use the next function, which behind the scenes works exactly like runJustBeforeBeingDrawn that I've written:
view.doOnPreDraw { actionToBeTriggered() }
Note that you need to add this to gradle (found via he...
passing argument to DialogFragment
... String nameFav = mArgs.getString("fav_name");
String name = "";
// Kotlin upload
val fm = supportFragmentManager
val dialogFragment = AddProgFargmentDialog() // my custom FargmentDialog
var args: Bundle? = null
args?.putString("title", model.title);
dialogFr...
Getting the class name from a static method in Java
...yntax.
It can be really handy in some cases, e.g. logger instance for the kotlin upper-level functions (in this case kotlin creates a static Java class not accessible from the kotlin code).
We have a few different variants for getting this info:
new Object(){}.getClass().getEnclosingClass();
not...
Spring MVC: Complex object as GET @RequestParam
...uest:59 - criteria: SearchDTO[id={353,234}]
I hope it helps :)
UPDATE / KOTLIN
Because currently I'm working a lot of with Kotlin if someone wants to define similar DTO the class in Kotlin should have the following form:
class SearchDTO {
var id: Array<Long>? = arrayOf()
override...
How to automatically generate getters and setters in Android Studio
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For java its working fine.But im using kotlin in android studio for app development.Then how to generate getter/setter like java?
– SIVAKUMAR.J
May 28 '18 at 7:59
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What is a coroutine?
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Coroutines are great features available in Kotlin Language
Coroutines are a new way of writing asynchronous, non-blocking
code (and much more)
Coroutine are light-weight threads. A light weight thread means it
doesn’t map on native thread, so it doesn’t req...