大约有 47,000 项符合查询结果(耗时:0.0351秒) [XML]

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How to check if command line tools is installed

...ars in the Applications directory. There are also the xcodebuild and xcode-select files in /usr/bin I need to know if the command line tools is installed. Is there a command for it? What can I do to see if XCode CLT is installed and if yes to find the version installed? ...
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Ruby on Rails form_for select field with class

I am beating my head against the wall on this one. I want to make a simple select tag using the f.select tag but nothing I do works. I put an example below: ...
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How to select a drop-down menu value with Selenium using Python?

I need to select an element from a drop-down menu. 13 Answers 13 ...
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How do I check if a column is empty or null in MySQL?

... This will select all rows where some_col is NULL or '' (empty string) SELECT * FROM table WHERE some_col IS NULL OR some_col = ''; share | ...
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Indentation shortcuts in Visual Studio

I'm new to Visual Studio 2010 and C#. How can I indent the selected text to left/right by using shortcuts? 8 Answers ...
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How to select an option from drop down using Selenium WebDriver C#?

I was trying for my web test selecting an option. An example can be found here: http://www.tizag.com/phpT/examples/formex.php ...
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How to disable/enable select field using jQuery?

...gt; <label for="pizza">I would like to order a</label> <select id="pizza_kind" name="pizza_kind"> <option>(choose one)</option> <option value="margaritha">Margaritha</option> <option value="hawai">Hawai</option> </select> ...
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How do I limit the number of rows returned by an Oracle query after ordering?

...Oracle in this answer). To answer the original question, here's the query: SELECT * FROM sometable ORDER BY name OFFSET 20 ROWS FETCH NEXT 10 ROWS ONLY; (For earlier Oracle versions, please refer to other answers in this question) Examples: Following examples were quoted from linked page, in th...
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MySQL Insert Where query

...INSERT INTO Users(weight, desiredWeight) VALUES (160,145) INSERT using a SELECT statement INSERT INTO Users(weight, desiredWeight) SELECT weight, desiredWeight FROM AnotherTable WHERE id = 1 share | ...
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How to make the first option of selected with jQuery

How do I make the first option of selected with jQuery? 27 Answers 27 ...