大约有 40,000 项符合查询结果(耗时:0.0361秒) [XML]

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How do I get a distinct, ordered list of names from a DataTable using LINQ?

...tainable, you can also split it up into multiple LINQ statements. First, select your data into a new list, let's call it x1, do a projection if desired Next, create a distinct list, from x1 into x2, using whatever distinction you require Finally, create an ordered list, from x2 into x3, sorting by...
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How to use greater than operator with date?

..._date with single quote causing it to become string, use backtick instead SELECT * FROM `la_schedule` WHERE `start_date` > '2012-11-18'; SQLFiddle Demo share | improve this answer |...
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SQL Server 2008: how do I grant privileges to a username?

...' If you need to be more granular, you can use the GRANT command: GRANT SELECT, INSERT, UPDATE ON dbo.YourTable TO YourUserName GRANT SELECT, INSERT ON dbo.YourTable2 TO YourUserName GRANT SELECT, DELETE ON dbo.YourTable3 TO YourUserName and so forth - you can granularly give SELECT, INSERT, UP...
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IIS Express Immediately shutting-down running site after stopping web application

...debugging is stopped. Right click your project > click Properties > select the 'Web' tab on the left > uncheck the Enable Edit and Continue checkbox. share | improve this answer |...
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How do I get the “id” after INSERT into MySQL database with Python?

... Does not works with duplicated records using insert, select and where. – e-info128 Oct 27 '18 at 19:20 add a comment  |  ...
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Entity Framework - Include Multiple Levels of Properties

... For EF 6 using System.Data.Entity; query.Include(x => x.Collection.Select(y => y.Property)) Make sure to add using System.Data.Entity; to get the version of Include that takes in a lambda. For EF Core Use the new method ThenInclude query.Include(x => x.Collection) .ThenIncl...
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The import android.support cannot be resolved

...Libraries tab. There click the Add External JARs Button on the Right pane. Select the android-support-v4.jar file, usually the path for the Jar file is : YOUR_DRIVE\android-sdks\extras\android\support\v4\android-support-v4.jar After adding android-support-v4.jar Library, navigate to the Order and E...
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How to combine class and ID in CSS selector?

...is is super old and people keep finding it: don't use the tagNames in your selectors. #content.myClass is faster than div#content.myClass because the tagName adds a filtering step that you don't need. Use tagNames in selectors only where you must! ...
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Linq Syntax - Selecting multiple columns

... .Where(x => x.EMAIL == givenInfo || x.USER_NAME == givenInfo) .Select(x => new { x.EMAIL, x.ID }); AFAIK, the declarative LINQ syntax is converted to a method call chain similar to this when it is compiled. UPDATE If you want the entire object, then you just have to omit the call ...
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select into in mysql

... Use the CREATE TABLE SELECT syntax. http://dev.mysql.com/doc/refman/5.0/en/create-table-select.html CREATE TABLE new_tbl SELECT * FROM orig_tbl; share | ...