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Purpose of Trigraph sequences in C++?
...lp convert PL/1 programs from a mainframe to be run/compiled/debugged on a PC.
They were dabbling with editing PL/I on the PC using a PL/I to C compiler and they wanted the code to work when moved back to the mainframe which did not support curly braces. I suggested that they could use macros lik...
C++STL容器使用经验总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...方式，它总的设计思想是为了避免不必要的拷贝。使拷贝动作高效并且防止剥离问题发生的一个简单办法是使容器包含指针而不是对象。
第4条：调用empty而不是检查size()是否为0。
理由很简单：empty对所有的标准容器都...
PHP常用API函数用法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ps://www.tsingfun.com/index.php?m=content&c=content&a=edit&catid=37&id=289&pc_hash=c6svGs";
$params = explode('&', $url);
print_r($params);
?>
结果：
Array
(
[0] => https://www.tsingfun.com/index.php?m=content
[1] => c=content
[2] => a=edit
[3] => catid=37
[4] => id=289
[5] =...
HP ILO3 IL 100i DELL IDRAC6 配置总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...t1q
switchport mode trunk
spanning-tree portfast
然后把测试PC插在交换机的第22号端口 22号端口的配置如下
interface GigabitEthernet0/22
switchport access vlan 1000
spanning-tree portfast
配置完成
用PC ping ILO 的ip 地址 正常
用服务器pi...
Mac OS X 平台有哪些好用的 SSH 客户端？ mac 怎么登录到 linux 服务器并传...
...器并传输文件？推荐Cyberduck小黄鸭：下载地址：http: www.pc6...Mac OS X 平台有哪些好用的 SSH 客户端？
mac 怎么登录到 linux 服务器并传输文件？
推荐Cyberduck小黄鸭：
下载地址：http://www.pc6.com/mac/111221.html
拖放文件So Easy！...
XenApp & XenDesktop - 更多技术 - 清泛网 - 专注C/C++及内核技术
XenApp & XenDesktopXenAppCitrixXenApp是一款按需应用交付解决方案，允许在数据中心对任何Windows应用进行虚拟化、集中保存和管理，然后随时随地通过任何设备...XenApp
Citrix XenApp是一款按需应用交付解决方案，允许在数据中心对任何Wi...
What is the direction of stack growth in most modern systems?
...s, for example, runs on x86 and SPARC. Mac OSX (as you mentioned) runs on PPC and x86. Linux runs on everything from my big honkin' System z at work to a puny little wristwatch.
If the CPU provides any kind of choice, the ABI / calling convention used by the OS specifies which choice you need to ma...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...webSocket API 中，浏览器和服务器端只需要通过一个握手的动作，便能形成浏览器与客户端之间的快速双向通道，使得数据可以快速的双向传播。
Socket.io是一个NodeJS websocket库，包括客户端的JS和服务端的的nodejs，用于快速构建实...
Why do x86-64 systems have only a 48 bit virtual address space?
... @R. Actually, the limitation in the CPU was one megabyte. The IBM PC designated a section of that for memory mapped peripherals, BIOS, etc. Some other 8088/8086 designs (Zenith Z100, if memory serves) designated less for peripherals and such, and correspondingly more for application program...
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Tested [additionally] in IE6 - IE8, Chrome [on PC and Mac], Firefox 4.0 [PC and Mac], Safari 5 [PC and Mac]
– hndcrftd
May 6 '11 at 17:55
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