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Why use sprintf function in PHP?
...example, forcing 2dp, 4-digit numbers, etc. It's quite useful for building MySQL query strings.
Another advantage is that it allows you to separate the layout of the string from the data being fed into it, almost like feeding in paramaters. For example, in the case of a MySQL query:
// For securit...
GROUP_CONCAT ORDER BY
...
@aleroot, Is this query MySQL specific?
– Pacerier
Apr 30 '15 at 20:24
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Error 1022 - Can't write; duplicate key in table
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I thought MySQL Workbench would have fixed this when exporting the creation script, but that's what I get for "Ignore"ing the warning about this sort of thing when I opened the project.
– SnowInferno
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How to deal with SQL column names that look like SQL keywords?
... What about: select TableName.from from TableName; PS: It works in MySQL
– Rudolf Real
Sep 10 '12 at 15:09
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MySQL select with CONCAT condition
....new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f5734570%2fmysql-select-with-concat-condition%23new-answer', 'question_page');
}
);
Post as a guest
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Can you attach Amazon EBS to multiple instances?
We currently use multiple webservers accessing one mysql server and fileserver. Looking at moving to the cloud, can I use this same setup and attach the EBS to multiple machine instances or what's another solution?
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13 种激励程序员的方法 - 创意 - 清泛网 - 专注C/C++及内核技术
...导者应该确定最终的目的和目标,并授权技术人员弄清楚如何最好地实现。
10.简化和优化
程序员希望完成工作,而完成工作所需工具过多则会使进展缓慢、繁琐或者融合不好。同样的,官僚的作风不但不会增加价值,反而会...
我们这里5元30M - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...老总说:在我们大寒冥国,网络带宽都是20M起,不知贵国情况如何?场面一度陷入僵局。这 在一次国际洽谈会上,一个韩国高管对一位中国运营商的年轻老总说:在我们大寒冥国,网络带宽都是20M起,不知贵国情况如何?场面一度陷入僵局...
VS Addin插件配置、部署 - C/C++ - 清泛网 - 专注C/C++及内核技术
...本开发入门》介绍了VS插件基本的开发步骤,接下来介绍如何部署开发好的插件到用户电脑上。我们上一篇《VS插件基本开发入门》介绍了VS插件基本的开发步骤,接下来介绍如何部署开发好的插件到用户电脑上。
打开”我的文...
使用NPAPI编写浏览器插件的源码实例(windows 7/linux) - C/C++ - 清泛网 - ...
...39/showart_2004756.html
[4] https://developer.mozilla.org/en/Plugins
[5] 如何在chrome的扩展中使用:http://code.google.com/chrome/extensions/npapi.html
[6] 如何编写chrome的扩展:http://code.google.com/chrome/extensions/getstarted.html
插件的功能
提供网页的javascript可...