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Is there a way to make GHC provide the type class constraints of typed holes?
It would be nice if GHC would also tell me that the typed hole has the Show type class constraint.
3 Answers
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Telnet is not recognized as internal or external command [closed]
...l, "telnet" command is not recognized in Command Prompt. Could anyone help me to fix this?
5 Answers
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实战做项目如何选择开源许可协议（二）- 开放代码 - 开源 & Github - 清泛...
...以了。当然你想特别说明一下，也可以在项目主页的readme.txt中说明。比如 https://github.com/apache/activemq 的license 设置。
这个license可以根据自己需要设置，不过最好还是标准模板大家更规范一些。
刚写完github没法设置，今天...
php 获取操作系统、浏览器版本信息（持续更新） - 更多技术 - 清泛网 - 专...
... if (eregi('win 9x', $agent) && strpos($agent, '4.90')){
$os = 'Windows ME';
}
else if (eregi('win', $agent) && ereg('98', $agent)){
$os = 'Windows 98';
}
else if (eregi('win', $agent) && eregi('nt 5.0', $agent)){
$os = 'Windows 2000';
}
//---------------------------------------...
虚拟机安装CentOS出错：EDD:Error 8000 reading sector 2106934 - 更多技术...
...n a purple screen with nothing in it and a white/black bottom that it lets me type in but nothing else happens.
http://ubuntuforums.org/showthread.php?t=2154690虚拟机 CentOS 出错
虚拟机安装CentOS出错：EDD:Error 8000 reading sector 2106934 - 环境配置...
...n a purple screen with nothing in it and a white/black bottom that it lets me type in but nothing else happens.
http://ubuntuforums.org/showthread.php?t=2154690
VS编译dll时报编译错误：fatal error LNK1561: entry point must be define...
...://blog.csdn.net/hnust_xiehonghao/article/details/8522216
http://www.cxy.me/bbs/view35-19498-1.htm
vs 编译错误
Ignore parent padding
... div. This is because the padding is NOT included in the 100px width, this means that it's actually 120px wide, and your <hr> will be 20px from the end of your div. See this jsFiddle for what I mean: jsfiddle.net/YVrWy/1
– Alastair Pitts
Nov 28 '10 at 11:...
Initializing a two dimensional std::vector
... A_NUMBER,
std::vector<int>(OTHER_NUMBER, 4));
I should also mention uniform initialization was introduced in C++11, which permits the initialization of vector, and other containers, using {}:
std::vector<std::vector<int> > fog { { 1, 1, 1 },
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How to get client's IP address using JavaScript?
I need to somehow retrieve the client's IP address using JavaScript; no server side code, not even SSI.
50 Answers
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