大约有 47,000 项符合查询结果(耗时:0.0344秒) [XML]

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Optimal way to concatenate/aggregate strings

...Transact SQL, which should work fine in Azure. ;WITH Partitioned AS ( SELECT ID, Name, ROW_NUMBER() OVER (PARTITION BY ID ORDER BY Name) AS NameNumber, COUNT(*) OVER (PARTITION BY ID) AS NameCount FROM dbo.SourceTable ), Concatenated AS ( SELECT ...
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Case in Select Statement

I have an SQL statement that has a CASE from SELECT and I just can't get it right. Can you guys show me an example of CASE where the cases are the conditions and the results are from the cases. For example: ...
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Any way to make a WPF textblock selectable?

How to allow TextBlock 's text to be selectable? 15 Answers 15 ...
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How to select all instances of selected region in Sublime Text

Is there a shortcut key or single-step menu option to find and select all instances of a highlighted selection in Sublime Text? ...
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How to set caret(cursor) position in contenteditable element (div)?

... In most browsers, you need the Range and Selection objects. You specify each of the selection boundaries as a node and an offset within that node. For example, to set the caret to the fifth character of the second line of text, you'd do the following: function s...
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Insert multiple rows WITHOUT repeating the “INSERT INTO …” part of the statement?

... INSERT INTO dbo.MyTable (ID, Name) SELECT 123, 'Timmy' UNION ALL SELECT 124, 'Jonny' UNION ALL SELECT 125, 'Sally' For SQL Server 2008, can do it in one VALUES clause exactly as per the statement in your question (you just need to add a comma to separate eac...
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Select + copy text in a TextView?

Is there a way to allow the user to select / copy text in a TextView? I need the same functionality of EditText where you can long-press the control and get the popup options of select all / copy, but I need the control to look like a TextView. ...
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How do I get the current time zone of MySQL?

...bal and client-specific time zones can be retrieved like this: mysql> SELECT @@global.time_zone, @@session.time_zone; Edit The above returns SYSTEM if MySQL is set to slave to the system's timezone, which is less than helpful. Since you're using PHP, if the answer from MySQL is SYSTEM, you ca...
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How does one reorder columns in a data frame?

... You can also use the subset function: data <- subset(data, select=c(3,2,1)) You should better use the [] operator as in the other answers, but it may be useful to know that you can do a subset and a column reorder operation in a single command. Update: You can also use the select...
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jQuery UI: Datepicker set year range dropdown to 100 years

...wn: either relative to today's year ("-nn:+nn"), relative to the currently selected year ("c-nn:c+nn"), absolute ("nnnn:nnnn"), or combinations of these formats ("nnnn:-nn"). Note that this option only affects what appears in the drop-down, to restrict which dates may be selected use the minDate and...