大约有 16,000 项符合查询结果(耗时:0.0190秒) [XML]

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Which MySQL data type to use for storing boolean values

...eah, I'd go for either this or, for a CHAR(1) and store 'Y'/'N' or 'T'/'F' etc. depending upon the context. The advantage of using a small integer type is that you get maximum portability across RDBMS-es – Roland Bouman May 15 '10 at 22:42 ...
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CodeIgniter: How to get Controller, Action, URL information

...ass: $this->uri->segment(n); // n=1 for controller, n=2 for method, etc I've also been told that the following work, but am currently unable to test: $this->router->fetch_class(); $this->router->fetch_method(); ...
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What is an ORM, how does it work, and how should I use one? [closed]

...bases but the most popular is relational ( you know tables, columns, pk fk etc eg Oracle MySQL, MS-SQL ) And finally the Mapping part is where you do a bridge between your objects and your tables. In applications where you don't use a ORM framework you do this by hand. Using an ORM framework wou...
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How can I get browser to prompt to save password?

...isplay the request for password save. You may also add some error handler, etc. Hope it helped to someone. share | improve this answer | follow | ...
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mysql blob大小配置介绍 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

...种处理大数据对象的方法是把双刃剑,它有可能引发一些问题,如存储的二进制文件过大,会使数据库的性能下降。在数据库中存放体积较大的多媒体对象就是应用程序处理BLOB的典型例子。 mysql BLOB类型 MySQL中,BLOB是个类...
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mysql blob大小配置介绍 - 爬虫/数据库 - 清泛IT社区,为创新赋能!

...种处理大数据对象的方法是把双刃剑,它有可能引发一些问题,如存储的二进制文件过大,会使数据库的性能下降。在数据库中存放体积较大的多媒体对象就是应用程序处理BLOB的典型例子。 mysql BLOB类型 MySQL中,BLOB是个类...
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使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

... use admin db.shutdownServer() 有任何关于MongoDB/TokuMX方面的问题,欢迎回复评论。集群 TokuMX MongoDB
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Handle Guzzle exception and get HTTP body

...gt;getResponse(); $responseBodyAsString = $response->getBody()->getContents(); } share | improve this answer | follow | ...
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How to Remove Array Element and Then Re-Index Array?

...r methods, but is there a reason this answer is so bad? Is it performance? etc? Same reason I am on SO, to learn as well as teach. – frostymarvelous Apr 23 '14 at 14:53 ...
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Lua简明教程 - 脚本技术 - 清泛IT论坛,有思想、有深度

...浮点数会慢(除非大于100,000,000,000,000),或是会有精度问题。你可以以如下的方式表示数字,0x开头的16进制和C是很像的。num = 1024 num = 3.0 num = 3.1416 num = 314.16e-2 num = 0.31416E1 num = 0xff num = 0x56复制代码 字符串你可以用单引号,也...