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Maximum length of the textual representation of an IPv6 address?
...ou have an IPv4-mapped IPv6 address, the last two groups can be written in base 10 separated by ., eg. [::ffff:192.168.100.228]. Written out fully:
0000:0000:0000:0000:0000:ffff:192.168.100.228
(6 * 4 + 5) + 1 + (4 * 3 + 3) = 29 + 1 + 15 = 45
Note, this is an input/display convention - it's ...
What is an anti-pattern?
...Smells: Managing technical debt")
There are many design smells classified based on violating design principles:
Abstraction smells
Missing Abstraction: This smell arises when clumps of data or encoded strings are used instead of creating a class or an interface.
Imperative Abstraction: This smel...
How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
....42
// Delay 2 seconds
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(2.0 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) { () -> Void in
println("Sum of times: \(time1 + time2)")
}
Objective C
CGFloat time1 = 3.49;
CGFloat time2 = 8.13;
// Delay 2 seconds
dispatch_after(...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...：CentOS release 6.4 (Final)
Squid版本：squid-3.1.10-20.el6_5.3.x86_64
SELINUX=disabled
HTTP Service: stoped
三、安装Squid服务
3.1 检查squid软件是否安装
# rpm -qa|grep squid
3.2 如果未安装，则使用yum 方式安装
# yum -y install squid
3.3 设置开机自启动
...
实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...程数。根据官方建议，小于2GB内存的服务器，可以只开启64个进程，4GB以上内存的服务器可以开启200个进程。
<value name="max_children">5</value>
标签request_terminate_timeout用于设置FastCGI执行脚本的时间。默认是0s，也就是无限执行下...
How to inspect the return value of a function in GDB?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...作模式详解：
http://www.cnblogs.com/ghj1976/archive/2011/01/11/1932764.html
prefork的工作原理及配置
如果不用“--with-mpm”显式指定某种MPM，prefork就是Unix平台上缺省的MPM。它所采用的预派生子进程方式也是Apache 1.3中采用的模式。prefork...
Problem in running .net framework 4.0 website on iis 7.0
... actually, I don't even have the CGI option. I am using windows 7, 64 bit. Trying to get ssrs to work.
– Steam
Mar 11 '14 at 5:40
...
Is it possible to install iOS 6 SDK on Xcode 5?
...ith Xcode 5.
See How to point Xcode to an old SDK so it can be used as a "Base SDK"? for details on how to set it up. You can use my fix-xcode
script to link everything for you every time you upgrade.
The only trick is getting the old SDKs. If you don't have them, you generally need to download o...
Where can I find WcfTestClient.exe (part of Visual Studio)
...Should it be of any help to future readers, after installing VS2012 on an x64 machine this program was located here: C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\WcfTestClient.exe
– JohnLBevan
Nov 4 '12 at 23:38
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