大约有 47,000 项符合查询结果(耗时:0.0326秒) [XML]

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Producing a new line in XSLT

...aps in csv) you can output something like the following: <xsl:value-of select="concat(elem1,elem2,elem3,$newline)" /> I've used this technique when outputting sql from xml input. In fact, I tend to create variables for commas, quotes and newlines. ...
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Linq to SQL how to do “where [column] in (list of values)”

...CodeData>() where codeIDs.Contains(codeData.CodeId) select codeData; But you might as well do that in dot notation: var foo = channel.AsQueryable<CodeData>() .Where(codeData => codeIDs.Contains(codeData.CodeId)); ...
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Random row selection in Pandas dataframe

Is there a way to select random rows from a DataFrame in Pandas. 6 Answers 6 ...
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Get spinner selected items text?

How to get spinner selected item's text? 13 Answers 13 ...
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Is it possible to center text in select box?

...you could style the dropdown: https://www.filamentgroup.com/lab/jquery-ui-selectmenu-an-aria-accessible-plugin-for-styling-a-html-select.html This plugin hides the select element, and creates span elements etc on the fly to display a custom drop down list style. I'm quite confident you'd be able t...
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What's the best way to join on the same table twice?

...tiple times or using subqueries etc. I would just clean things up a bit: SELECT t.PhoneNumber1, t.PhoneNumber2, t1.SomeOtherFieldForPhone1, t2.someOtherFieldForPhone2 FROM Table1 t JOIN Table2 t1 ON t1.PhoneNumber = t.PhoneNumber1 JOIN Table2 t2 ON t2.PhoneNumber = t.PhoneNumber2 What i did:...
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Selecting the first “n” items with jQuery

With Jquery, I need to select just the first "n" items from the page, for example the first 20 links instead of selecting all of them with the usual ...
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How to format all Java files in an Eclipse project at one time?

... Right click on the project root and select Source -> Format. This should work for at least version 3.8.1. and above. If the above does not work, you're probably using an older Eclipse-version. In such case you can select your Source Folders by clicking on t...
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How do I add a foreign key to an existing SQLite table?

...n step 8 below. One way to do this is to run a query like the following: SELECT type, sql FROM sqlite_master WHERE tbl_name='X'. Use CREATE TABLE to construct a new table "new_X" that is in the desired revised format of table X. Make sure that the name "new_X" does not collide with any exi...
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How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'

...now() - INTERVAL 900 SECOND To DELETE FROM onlineusers WHERE id IN ( SELECT id FROM onlineusers WHERE datetime <= now() - INTERVAL 900 SECOND ORDER BY id ) u; Another thing to keep in mind is that mysql documentation suggest that in case of a deadlock the client should retry autom...