大约有 47,000 项符合查询结果(耗时:0.0608秒) [XML]

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Add a column to existing table and uniquely number them on MS SQL Server

...ey. UPDATE MyTable SET MyTable.MyNewColumn = AutoTable.AutoNum FROM ( SELECT MyPrimaryKey, ROW_NUMBER() OVER (ORDER BY SomeColumn, SomeOtherColumn) AS AutoNum FROM MyTable ) AutoTable WHERE MyTable.MyPrimaryKey = AutoTable.MyPrimaryKey This works in SQL Sever 2005 and later, i.e. ...
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Getting attributes of Enum's value

... This is a generic implementation using a lambda for the selection public static Expected GetAttributeValue<T, Expected>(this Enum enumeration, Func<T, Expected> expression) where T : Attribute { T attribute = enumeration .GetType() .GetMe...
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Why is Lisp used for AI? [closed]

...utes of macro work this week, I implemented an ad-hoc buggy version of SQL Select. It goes like this: (query SELECT * FROM dataset WHERE expr). – Paul Nathan Nov 12 '11 at 20:08 ...
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How to create PDFs in an Android app? [closed]

... @lalitm It is not as it is in ios. Pdf generated in iOS has selectable text written in doc. But in android its a image. – Kantesh Nov 27 '14 at 11:28 2 ...
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AWS S3: how do I see how much disk space is using

...o find out size of S3 bucket using AWS Console: Click the S3 bucket name Select "Management" tab Click "Metrics" navigation button By default you should see Storage metric of the bucket Hope this helps. share | ...
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jQuery get the location of an element relative to window

... This sounds more like you want a tooltip for the link selected. There are many jQuery tooltips, try out jQuery qTip. It has a lot of options and is easy to change the styles. Otherwise if you want to do this yourself you can use the jQuery .position(). More info about .posit...
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FontAwesome icons not showing. Why?

...your browsers cache. (On Chrome do a looong click on the reload button and select Hard Cache Reset) Assure that the <span> or <i> element you use, uses the FontAwesome font family. For example, it must not just <i class="fa-pencil" title="Edit"></i> but <i class="fa fa...
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How to pass parameters in $ajax POST?

...tain network panels which displays the complete request. In network panel select XHR to see requests. This can also be done via this. $.post('superman', { 'field1': 'hello', 'field2': 'hello1' }, function (response) { alert("Success !"); } ); ...
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Visual Studio debugger - Displaying integer values in Hex

...log. Break after setting the variable. Right mouse click the variable and select "Add Watch" or "QuickWatch" Right mouse click the line in the Watch dialogue. Uncheck "Hexadecimal Display" The display will now be in decimal. ...
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Is there a way to ignore header lines in a UNIX sort?

...ugh sort. Note that this has the very specific advantage of being able to selectively sort parts of a piped input. all the other methods suggested will only sort plain files which can be read multiple times. This works on anything. ...