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nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)

...Thanks for digging into this and providing an explanation to why deleting /etc/nginx/sites-available/default helps with the above error. – Oliver Mar 18 '13 at 11:31 1 ...
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When to use static vs instantiated classes

...cally use objects when working with unique things like a photo, user, post etc and use static when its meant for general things? – Robert Rocha Apr 2 '16 at 21:29 1 ...
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How to remove the querystring and get only the url?

...is a specific reason like better performance, lack of unneeded dependency, etc). – RiaD Dec 10 '15 at 17:53  |  show 9 more comments ...
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新浪是如何分析处理32亿条实时日志的? - 更多技术 - 清泛网 - 专注C/C++及内核技术

...Checklist。 随着用户数据的不断增长,index管理也成了大问题,我们需要基于大量不同的用户配置定期的create、optimize、close、delete、snapshot不同的index,在某个服务器上手工配置crontab已是不可能,而且cron是单点。于是我们开发...
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【PM干货】2015年阿里业务型PM笔试题 - 项目管理 - 清泛网 - 专注C/C++及内核技术

...界面优化方案。 3、淘宝过程中经常存在用户信息泄露的问题,而快递公司必须知道买家的联系方式,淘宝商家利用这个联系方式向用户发送营销信息。 请设计一个流程来改善这个问题,必须包括: 1)分析淘宝卖家、买家和...
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Difference between array_push() and $array[] =

...available at hand, unless it severely cripples readability, compatibility, etc (or if you need to obey certain style guides). – Chris Kraszewski Jul 10 '17 at 12:28 ...
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Converting timestamp to time ago in PHP e.g 1 day ago, 2 days ago…

...on: it works for future dates and will return something like in 2 months etc. you can use localization to get other languages and the pluralization works fine if you will start using Carbon for other things working with dates will be as easy as never. ...
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如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...ng-a-Machine-Learning-Classifier机器学习 算法如何针对某个分类问题决定使用何种机器学习算法? 当然,如果你真心在乎准确率,最好的途径就是测试一大堆各式各样的算法(同时确保在每个算法上也测试不同的参数),最后选择在...
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如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...ng-a-Machine-Learning-Classifier机器学习 算法如何针对某个分类问题决定使用何种机器学习算法? 当然,如果你真心在乎准确率,最好的途径就是测试一大堆各式各样的算法(同时确保在每个算法上也测试不同的参数),最后选择在...
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如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注IT技能提升

...ng-a-Machine-Learning-Classifier机器学习 算法如何针对某个分类问题决定使用何种机器学习算法? 当然,如果你真心在乎准确率,最好的途径就是测试一大堆各式各样的算法(同时确保在每个算法上也测试不同的参数),最后选择在...