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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 ...
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(...
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...
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
...
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 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
...
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
...
.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
...
Steps to start Apache httpd.exe (I am using x64 VC11 example here)
http://www.apachelounge.com/download/VC11/
Be sure that you have installed Visual C++ Redistributable for Visual Studio 2012 : VC11 vcredist_x64/86.exe
http://www.microsoft.com/en-us/download/details...