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C++并发编程(中文版) - 文档下载 - 清泛网 - 专注C/C++及内核技术

...的等待… 16 2.1.4 后台运行线程… 18 2.2 传递参数给线程函数… 19 2.3 转让线程的所有权… 21 2.4 在运行时选择线程数… 24 2.5 标识线程… 26 2.6 小结… 28 第3章 在线程间共享数据… 29 3.1 线程之间共享数据的问题… 29 3.1.1 竞...
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Lua简明教程 - 脚本技术 - 清泛IT论坛,有思想、有深度

...量如果没有特殊说明,全是全局变量,那怕是语句块或是函数里。变量前加local关键字的是局部变量。theGlobalVar = 50 local theLocalVar = "local variable"复制代码 控制语句不多说了,直接看代码吧(注意:Lua没有++或是+=这样的操...
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How do I profile memory usage in Python?

... When that function returns, all the memory is released. I also added some sleep() calls to simulate a long-running calculation. from collections import Counter import linecache import os import tracemalloc from time import sleep def count_prefixes(): sleep(2) # Start up time. counts = C...
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MFC子窗口和父窗口(SetParent,SetOwner) - C/C++ - 清泛网 - 专注C/C++及内核技术

...的子窗口自动隐藏或者显示,这也是通过直接调用SetOwner函数实现的。 二、窗口类型的说明和限制 (1)控制台窗口(desktop window)。这是系统最早创建的窗口。可以认为它是所有 WS_OVERLAPPED 类型窗口的所有者和父窗口。Kyle Ma...
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What is the difference between static func and class func in Swift?

...tatic func eat() -> String { return "Miam miam" } func sleep() -> String { return "Zzz" } } class Bulldog: Dog { // Can not override a final function // override final func identity() -> String { // return "I'm once a dog but now I'm a cat" // ...
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Wait one second in running program

...System.Drawing.Color.Red; dataGridView1.Refresh(); System.Threading.Thread.Sleep(1000); share | improve this answer | follow | ...
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lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术

... int (lua_checkstack) (lua_State *L, int sz); lua中定义的变量和函数存放在一个全局table中,索引值为LUA_GLOBALSINDEX ,table相关操作接口: void (lua_gettable) (lua_State *L, int idx); void (lua_getfield) (lua_State *L, int idx, const char *k); void (lua_settabl...
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MFC中重载的DoDataExchange函数为何不被调用 - C/C++ - 清泛网 - 专注C/C++及内核技术

MFC中重载的DoDataExchange函数为何不被调用MFC中重载的DoDataExchange函数不被调用的原因是没有调用基类的OnInitialUpdate()方法导致的。解决如下:void CMyView::OnInitialUpdate()...DoDataExchange函数不被调用的原因是没有调基类的OnInitialUpdate()方...
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使用CSplitterWnd实现拆分窗口(多视图显示) - C/C++ - 清泛网 - 专注C/C++及内核技术

...c返回之后创建视图。CsplitterWnd为此提供了名为 CreateView的函数。 你应按如下步骤创建一个CSplitterWnd对象: 1. 在父框架中嵌入一个CSplitterWnd成员变量。   2. 重载父框架的CFrameWnd::OnCreateClient成员函数。   3. 从重载的On...
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How to listen for changes to a MongoDB collection?

...> true) loop do if doc = cursor.next_document puts doc else sleep 1 end end PHP $mongo = new Mongo(); $db = $mongo->selectDB('my_db') $coll = $db->selectCollection('my_collection'); $cursor = $coll->find()->tailable(true); while (true) { if ($cursor->hasNext())...