大约有 47,000 项符合查询结果(耗时:0.0354秒) [XML]

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How to print VARCHAR(MAX) using Print Statement?

...ent. It works well in combination with the SQL Server Management Studio. SELECT CAST('<root><![CDATA[' + @MyLongString + ']]></root>' AS XML) You can click on the returned XML to expand it in the built-in XML viewer. There is a pretty generous client side limit on the displaye...
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Error Dropping Database (Can't rmdir '.test\', errno: 17)

...rop database command succeeded. I don't know where the .empty file came from; as noted, this was a new mysql install. Perhaps something went wrong in the install process. share | improve this an...
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Java String to SHA1

... you how. return byteArrayToHexString(md.digest(convertme)) and (copied from Real's How To) public static String byteArrayToHexString(byte[] b) { String result = ""; for (int i=0; i < b.length; i++) { result += Integer.toString( ( b[i] & 0xff ) + 0x100, 16).substring( 1 ...
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How can I configure NetBeans to insert tabs instead of a bunch of spaces?

...it Tab for indenting code, I like to get a real tab. Meaning that when I select that, I only have one large thing selected. NetBeans inserts 5 spaces instead of a tab when I hit Tab . Is there a way I can change that? ...
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How can I add comments in MySQL?

...es of commenting are supported Hash base single line commenting using # Select * from users ; # this will list users Double Dash commenting using -- Select * from users ; -- this will list users Note : Its important to have single white space just after -- 3) Multi line commenting using ...
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How do I query using fields inside the new PostgreSQL JSON datatype?

... a comments below. The answer to the original question in Postgres 9.3: SELECT * FROM json_array_elements( '[{"name": "Toby", "occupation": "Software Engineer"}, {"name": "Zaphod", "occupation": "Galactic President"} ]' ) AS elem WHERE elem->>'name' = 'Toby'; Advanced example: ...
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Case conventions on element names?

...inent examples: <a>1</a><b>1</b> <xsl:value-of select="a+b"/> outputs 2, as expected <a>1</a><b>1</b> <xsl:value-of select="a-b"/> DOES NOT ERROR, BUT OUTPUTS NOTHING AT ALL In the above code, you must put at least one space before a su...
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Programmatically align a toolbar on top of the iPhone keyboard

... This is based on the existing answer from tonklon - I'm just adding a code snippet that shows a semi transparent black toolbar on top of the keyboard, together with a "done" button on the right: UIToolbar *toolbar = [[[UIToolbar alloc] init] autorelease]; [tool...
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Working copy locked error in tortoise svn while committing

...em. I did this lots of time... :) Note. Make sure "Break locks" option is selected in the Cleanup dialog. share | improve this answer | follow | ...
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Uniq by object attribute in Ruby

What's the most elegant way to select out objects in an array that are unique with respect to one or more attributes? 14 An...