大约有 40,000 项符合查询结果(耗时:0.0362秒) [XML]

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MySQL and GROUP_CONCAT() maximum length

...You should use it like this. SET SESSION group_concat_max_len = 1000000; select group_concat(column) from table group by column You can do this even in sharing hosting, but when you use an other session, you need to repeat the SET SESSION command. ...
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Automatic Preferred Max Layout Width is not available on iOS versions prior to 8.0

... my steps below. In xCode's Issue Navigator right click on the error and select "Reveal In Log". (Note: @Sam suggests below, look in xCode's report navigator. Also @Rivera notes in the comments that "As of Xcode 6.1.1, clicking on the warning will automatically open and highlight the conflicting l...
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How can I convert a string to upper- or lower-case with XSLT?

...hod of case conversion is translate(): <xsl:variable name="lowercase" select="'abcdefghijklmnopqrstuvwxyz'" /> <xsl:variable name="uppercase" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'" /> <xsl:template match="/"> <xsl:value-of select="translate(doc, $lowercase, $uppercase)" /&g...
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PostgreSQL: Difference between text and varchar (character varying)

... article does detailed testing to show that the performance of inserts and selects for all 4 data types are similar. It also takes a detailed look at alternate ways on constraining the length when needed. Function based constraints or domains provide the advantage of instant increase of the length c...
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Select all child elements recursively in CSS

How can you select all child elements recursively? 2 Answers 2 ...
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How to get index using LINQ? [duplicate]

... vs. Any(Func<T, bool>), ConvertAll(Converter<T, TOutput>) vs. Select(Func<T1, T2>), etc. – SLaks Mar 18 '10 at 17:28 ...
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How to move child element from one parent to another using jQuery [duplicate]

...he actual id's of the fields had multiple -'s and _'s in it, and I was not selecting the element because the id wasn't matching. Thank you. – Dom Apr 8 '10 at 2:40 add a comme...
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Schema for a multilanguage database

...t PostGreSQL with hstore), you can't pass a parameter language, and say: SELECT ['DESCRIPTION_' + @in_language] FROM T_Products So you have to do this: SELECT Product_UID , CASE @in_language WHEN 'DE' THEN DESCRIPTION_DE WHEN 'SP' THEN DESCRIPTION_SP EL...
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整合phpcms v9和discuz X3.2实现同步登陆、退出免激活 - 更多技术 - 清泛网...

...cookietime = 31536000; $uid = intval($get['uid']); $query = DB::query("SELECT uid, username, password FROM ".DB::table('common_member')." WHERE uid='$uid'"); if ($member = DB::fetch($query)) { dsetcookie('auth', authcode("$member[password]\t$member[uid]", 'ENCODE'), $cookietime); }else ...
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Keyboard shortcut to paste clipboard content into command prompt window (Win XP) [closed]

... Just to explain selecting also: ALT+SPACE+E+K <-- for copy . and navigate up , down , left , right with arrows Shift + right arrow <-- for selecting the text ALT+SPACE+E+P <-- for paste. – Yordan Georgiev ...