大约有 47,000 项符合查询结果(耗时:0.0886秒) [XML]

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How to get the max of two values in MySQL?

... Use GREATEST() E.g.: SELECT GREATEST(2,1); Note: Whenever if any single value contains null at that time this function always returns null (Thanks to user @sanghavi7) s...
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ComboBox: Adding Text and Value to an Item (no Binding Source)

...ext1"; item.Value = 12; comboBox1.Items.Add(item); comboBox1.SelectedIndex = 0; MessageBox.Show((comboBox1.SelectedItem as ComboboxItem).Value.ToString()); } share | improve this...
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How to get all child inputs of a div element (jQuery)

... Now I'm confused... The : is for pseudo-classes, isn't it? But we want to select an element type. Why the :? – mnemosyn Mar 8 '10 at 16:15 11 ...
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How is null + true a string?

...solution rules of §7.5.3 are applied to the set of candidate operators to select the best operator with respect to the argument list (x, y), and this operator becomes the result of the overload resolution process. If overload resolution fails to select a single best operator, a binding-time error o...
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Convert line-endings for whole directory tree (Git)

...license - print the SFK license text help by subject sfk help select - how dirs and files are selected in sfk sfk help options - general options reference sfk help patterns - wildcards and text patterns within sfk sfk help chain - how to combine (chain) multiple ...
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Moving and vanishing lines of code; trouble with Eclipse's XML Editor

...t to Help > Install new software > What is already installed? Then I selected all the Android stuff from Google, selected Update, and now life is good again. – rodrigo-silveira Jan 7 '13 at 16:22 ...
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How to do an INNER JOIN on multiple columns

...n once by giving the joined tables an alias, as in the following example: SELECT airline, flt_no, fairport, tairport, depart, arrive, fare FROM flights INNER JOIN airports from_port ON (from_port.code = flights.fairport) INNER JOIN airports to_port ON (to_port.code = flights.tair...
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How to find SQL Server running port?

... This is the one that works for me: SELECT DISTINCT local_tcp_port FROM sys.dm_exec_connections WHERE local_tcp_port IS NOT NULL share | improve this ...
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How to get a group of toggle buttons to act like radio buttons in WPF?

...ike toggle buttons, but also as radio buttons where only one button can be selected / pressed down at a current time. It also need to have a state where none of the buttons are selected / pressed down. ...
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How can I view live MySQL queries?

... As far as I can tell, there is no way to trigger anything on a SELECT statement. Triggers only apply to INSERT, UPDATE, DELETE... or am I misinformed? – gabe. Dec 8 '11 at 21:14 ...