大约有 49,000 项符合查询结果(耗时:0.0415秒) [XML]

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querySelector search immediate children

... Though it's not a full answer, you should keep an eye on the W3C Selector API v.2 which is already available in most browser, both desktop and mobile, except IE (Edge seems to support): see full support list. function(elem) { return elem.querySelectorAll(':scope > someselector'); }; ...
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How to enable MySQL Query Log?

...global general_log = 1; SET global log_output = 'table'; View the log select * from mysql.general_log; Disable Query logging on the database SET global general_log = 0; share | improve th...
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Entity Framework with NOLOCK

...SMS, open a query (#1) and run: CREATE TABLE ##Test(Col1 INT); BEGIN TRAN; SELECT * FROM ##Test WITH (TABLOCK, XLOCK);. Open another query (#2) and run: SELECT * FROM ##Test;. The SELECT won't return as it is being blocked by the still open transaction in tab #1 that is using an exclusive lock. Canc...
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How to express a NOT IN query with ActiveRecord/Rails?

...rums, lambda { |forums| { :conditions => ['forum_id not in (?)', forums.select(&:id).join(',')] } # in your controller Topic.not_in_forums(@forums) share | improve this answer | ...
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What's the equivalent for eclipse's ALT+UP/DOWN (move line) in Visual Studio?

In Eclipse, selecting a line and pressing Alt + ↑ / ↓ will move the line up and down, a quick way to avoid copy&paste. Is there an equivalent in Visual Studio? ...
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What Does Question Mark Mean in Xcode Project Navigator?

... You can add to source control by selecting the untracked files share | improve this answer | follow | ...
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Remove duplicates in the list using linq

... var distinctItems = items.GroupBy(x => x.Id).Select(y => y.First()); share | improve this answer | follow | ...
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How to add display:inline-block in a jQuery show() function?

...one'); // you could still use `.hide()` here $('.tabs a').removeClass("selected"); var id = obj.attr("rel"); $('#' + id).css('display', 'inline-block'); obj.addClass("selected"); } share | ...
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How do you run a single query through mysql from the command line?

... mysql -u <user> -p -e "select * from schema.table" share | improve this answer | follow | ...
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Possible to iterate backwards through a foreach?

...inq can help you. A Linq extension method using anonymous types with Linq Select to provide a sorting key for Linq OrderByDescending; public static IEnumerable<T> Invert<T>(this IEnumerable<T> source) { var transform = source.Select( (o, i) => new ...