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What does SQL clause “GROUP BY 1” mean?
... ^^^^ ^^^^
1 2
FROM account
GROUP BY 1;
In above query GROUP BY 1 refers to the first column in select statement which is
account_id.
You also can specify in ORDER BY.
Note : The number in ORDER BY and GROUP BY always start with 1 not with 0.
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How to do SQL Like % in Linq?
I have a procedure in SQL that I am trying to turn into Linq:
14 Answers
14
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菜单的背景颜色 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，选择属性，接着会弹出这样一个对话框：
上面那个ID项就是该菜单项对应的ID号了，添加菜单项单击消息处理函数时会用到，而标明项里的内容就是菜单项要显示的文本了。
这里还得注意一下“弹出”这个选项，勾上这个...
Get screen width and height in Android
How can I get the screen width and height and use this value in:
29 Answers
29
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Regex using javascript to return just numbers
If I have a string like "something12" or "something102", how would I use a regex in javascript to return just the number parts?
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phantomjs not waiting for “full” page load
I'm using PhantomJS v1.4.1 to load some web pages. I don't have access to their server-side, I just getting links pointing to them. I'm using obsolete version of Phantom because I need to support Adobe Flash on that web pages.
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RabbitMQ / AMQP: single queue, multiple consumers for same message?
I am just starting to use RabbitMQ and AMQP in general.
12 Answers
12
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Any way to modify Jasmine spies based on arguments?
...ve a function I'd like to test which calls an external API method twice, using different parameters. I'd like to mock this external API out with a Jasmine spy, and return different things based on the parameters. Is there any way to do this in Jasmine? The best I can come up with is a hack using and...
Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。RTD 工作表函数使用以下语法：
"=RTD(ProgID, Server, String 1, String 2, ... String n)"
第一个变量 ProgID 表示Real-Time Data 服务器（RTD Server）的编程标识符 (ProgID)。Server 变量指示运行RTD Server的计算机的名称；如果RTD Server在本地运行，...
OS specific instructions in CMAKE: How to?
I am a beginner to CMAKE. Below is a simple cmake file which works well in mingw environment windows. The problem is clearly with target_link_libraries() function of CMAKE where I am linking libwsock32.a. In windows this works and I get the results.
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