大约有 44,000 项符合查询结果(耗时:0.0553秒) [XML]

https://www.tsingfun.com/it/da... 

mysql实现split分割字符串(length, SUBSTRING_INDEX, substring) - 数据...

...串,从pos起直到结束 以下通过一个例子查看效果: SELECT SUBSTRING_INDEX(contentid, '-', 1) first, substring(contentid, 2+length(SUBSTRING_INDEX(contentid, '-', 1))) second, contentid FROM `table_xxx` mysql split 分割字符串
https://www.tsingfun.com/it/te... 

phpcms标签向导有什么用? - 更多技术 - 清泛网 - 专注C/C++及内核技术

...014_website,调取最新的5条新闻,并按倒序排列 {pc:get sql="SELECT title,url FROM v9_news order by id desc" num="5" dbsource= "1014_website" } {loop $data $n $r} <li><a href="{$r['url']}" title="{$r['title']}">{$r['title']}</a></li> {/loop} {/pc} 3、以碎片方式 {pc:block ...
https://www.tsingfun.com/it/tech/1384.html 

浅谈服务器单I/O线程+工作者线程池模型架构及实现要点 - 更多技术 - 清泛...

... 这种架构主要是基于I/O多路复用的思想(主要是epoll,select/poll已过时),通过单线程I/O多路复用,可以达到高效并发,同时避免了多线程I/O来回切换的各种开销,思路清晰,易于管理,而基于线程池的多工作者线程,又可以...
https://www.tsingfun.com/it/tech/1715.html 

Discuz 证件类型下拉框不显示的解决方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 0, '证件类型', '身份证 护照 驾驶证等', 0, 0, 0, 0, 0, 0, 0, 'select', 0, '身份证\n护照\n驾驶证', ''); 执行后更新缓存再看前台面,证件那类型下拉框是不是出来了?是不是很神奇? 前台程序代码没得问题的,放心使用! 找到文...
https://bbs.tsingfun.com/thread-635-1-1.html 

采花大盗速成秘籍之YQL - 人工智能(AI) - 清泛IT论坛,有思想、有深度

...手了,打开YQL Console,运行如下代码即可获得相关数据:select * from html where url='http://www.dangdang.com/' and xpath='//ul[@id=&quot;homepage_promotion_count_ul&quot;]/li/p[@class=&quot;name&quot;]/a'通过指定XPath,就能得到想要的数据,如果不熟悉XPath,...
https://bbs.tsingfun.com/thread-351-1-1.html 

mysql实现split分割字符串(length, SUBSTRING_INDEX, substring) - 爬虫/...

...符串,从pos起直到结束 以下通过一个例子查看效果: SELECT SUBSTRING_INDEX(contentid, '-', 1) first, substring(contentid, 2+length(SUBSTRING_INDEX(contentid, '-', 1))) second, contentid FROM `table_xxx`复制代码
https://stackoverflow.com/ques... 

Using sections in Editor/Display templates

...q(null).ToString() == Template(null).ToString() select q; if (!prevItem.Any()){//Add Template} – CodingSlayer Mar 10 '14 at 18:17 ...
https://stackoverflow.com/ques... 

Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags

...t's page) cscope allows you to: Go to the declaration of a symbol Show a selectable list of all references to a symbol Search for any global definition Functions called by a function Functions calling a function Search for a text string Search for a regular expression pattern Find a file Find all ...
https://stackoverflow.com/ques... 

Find and replace Android studio

... and hard changed the files after which the project had to be reloaded. Do select "preserve case" or it will mess up everything. – G_V Nov 6 '14 at 14:48 4 ...
https://stackoverflow.com/ques... 

find all unchecked checkbox in jquery

... As the error message states, jQuery does not include a :unchecked selector. Instead, you need to invert the :checked selector: $("input:checkbox:not(:checked)") share | improve this answe...