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第一种: sudo vim /etc/resolv.conf 添加nameserver 8.8.8.8 第二种: /etc/apt/sources.list 的内容换成 deb http://old-releases.ubuntu.com/ubuntu/ raring main universe r 阅读全文
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public function prevnext($table,$id,$where=[]){ $ids=db($table)->field('id,title')->order('sort asc')->where($where)->column('id'); $key=array_search( 阅读全文
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redis是什么: Redis is an open source, BSD licensed, advanced key-value store. It is often referred to as a data structure server since keys can contain s 阅读全文