大约有 6,100 项符合查询结果(耗时:0.0179秒) [XML]

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What are the differences between Pandas and NumPy+SciPy in Python? [closed]

...ying difference: handling of label-paired data (in 1d aka dicts and 2d aka tables). Data alignment, join, etc all become possible due to this, but for people who don't grok that underlying difference it's not even clear what those mean (e.g., what is "data alignment" of two numpy arrays?). ...
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Concatenate multiple result rows of one column into one, group by another column [duplicate]

I'm having a table like this 2 Answers 2 ...
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MFC AfxMessageBox改变标题的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...工程名的基础上改变标题呢?其实这个标题在资源String Table里就能找到,查找AFX_IDS_APP_TITLE,在这里你就能轻而易举的改变标题了。 注意:如果工程的资源String Table里面没有添加AFX_IDS_APP_TITLE,需要手动添加。 2、修改m_pszA...
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MySQL和MongoDB设计实例进行对比 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...差异很大,所以还需要一个参数表来单独保存。 CREATE TABLE IF NOT EXISTS `mobiles` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `name` VARCHAR(100) NOT NULL, `brand` VARCHAR(100) NOT NULL, PRIMARY KEY (`id`) ); CREATE TABLE IF NOT EXISTS `mobile_param...
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JavaScript 中的 相等检测 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...然了。 浏览地址:http://www.css88.com/tool/JavaScript-Equality-Table/unified/index.html 项目地址:https://github.com/dorey/Javascript-Equality-Table/ JS 相等
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手把手教你用Strace诊断问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... execution context with the calling process, such as the memory space, the table of file descriptors, and the table of signal handlers. (Note that on this manual page, “calling process” normally corresponds to “parent process”. But see the description of CLONE_PARENT below.) 简单来说...
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【解决】Linux mysql如何重置root密码? - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 4. 略过grant授权表启动mysql/MariaDB服务 启用--skip-grant-tables选项后,任何人都可以在没有密码和所有权限的情况下连接到数据库服务器: mysqld_safe --skip-grant-tables & 上面命令末尾的&符号将导致程序在后台运行,因此我...
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Discuz轻松生成sitemaps.xml网站地图 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...temap/0.9/sitemap.xsd\">\n"; $querys = DB::query("SELECT a.tid FROM ".DB::table('forum_thread')." a inner join ".DB::table('forum_forum')." b on a.fid=b.fid ORDER BY a.tid DESC LIMIT 0,10000"); while($threadfid = DB::fetch($querys)) { $turl=$web_root.'thread-'.$threadfid['tid'].'-1-1.html';//注...
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App Inventor 2 TableView 拓展:TableView 拓展:数据表格视图,表格展示...

...索 App Inventor 2 TableView 拓展:TableView 拓展:数据表格视图,表格展示数据 TableView 拓展 使用方法 « 返回首页 TableView 拓展 效果如下...
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MySQL date format DD/MM/YYYY select query?

...at you are after SELECT *, DATE_FORMAT(date,'%d/%m/%Y') AS niceDate FROM table ORDER BY date DESC LIMIT 0,14 Or do you actually want to sort by Day before Month before Year? share | improve th...