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线程访问窗口资源的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
线程访问窗口资源的问题在开个线程时常为所开的线程传入个窗口参数(cwnd),这里里面有个很大的隐患就是当做CWnd::AssertValid()检查,就会遇到断言失败。具...时常为所开的线程传入个窗口参数 (cwnd),这里里面有个很大的...
转:postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...org/forum/archive/2/0510/563.html)。现在把我安装过程中遇到的问题及解决方法提供给大家,以方便新手。高手就不要看了
说明一下:Q代表安装过程中遇到的问题,或者是日志中出现的现象。A:代表解决方法。
在这里要感谢...
kernel stack and user space stack
...sable, and therefore will require one set under its own control. Different CPU architectures implement this in different ways; x86 CPUs automatically switch stackpointers when privilege mode switches occur, and the values to be used for different privilege levels are configurable - by privileged cod...
关于我们 · App Inventor 2 中文网,少儿编程陪伴者
...一名学生,升级VIP会员后,可以随时随地在线编程,遇到问题提问都能及时得到详细解答,我的App开发技能得到了极大的提升!另外,我享受到VIP学生价格优惠,非常划算! ...
C++静态和多态,亦敌亦友 - C/C++ - 清泛网 - 专注C/C++及内核技术
...平共存,时而协同工作。
老规矩,还是一小段代码提出问题,当一个虚成员函数(多态性)在其子类中被声明为静态成员函数时(或相反过来),会发生什么?
1、当虚函数遭遇静态函数
#include <iostream>
using namespace std;
cla...
Why is processing a sorted array slower than an unsorted array?
...e accessed in memory-order. They have been allocated consecutively in RAM. CPUs love accessing memory sequentially because they can speculatively request the next cache line so it will always be present when needed.
When you are sorting the list you put it into random order because your sort keys a...
“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
...未命中的情况),从磁盘上读取连续的数据要多长时间,定位到磁盘上的新位置又要多长时间。(答案在这里)
尝试参与到一项语言标准化工作中。可以是ANSI C++委员会,也可以是决定自己团队的编码风格到底采用2个空格的缩...
How does a debugger work?
...ddress 0x7710cafe. As the instruction pointer changes the OS (or maybe the CPU) will have to compare the instruction pointer with all break point addresses, or am I mistaken? How does this work ..?
– displayname
Jan 23 '14 at 17:09
...
How to benchmark efficiency of PHP script
...rces become scarce. This raises another question: are you bottlenecking on CPU? RAM? I/O?
You also need to look beyond just the code you are running in your scripts to how your scripts/pages are being served. What web server are you using? As an example, I can make nginx + PHP-FPM seriously out per...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区,为创新赋能!
...用扫描和广播进行数据的传输(数据量不大,功耗要求较高的情况下),也可以在广播和扫描的基础上进行连接后点对点通信。广播访问地址广播包:广播包Access Address 固定为0x8E89BED6,广播包只能在广播信道(channel)上传输,...
