大约有 40,000 项符合查询结果(耗时:0.0656秒) [XML]

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Create an array or List of all dates between two dates [duplicate]

... LINQ: Enumerable.Range(0, 1 + end.Subtract(start).Days) .Select(offset => start.AddDays(offset)) .ToArray(); For loop: var dates = new List<DateTime>(); for (var dt = start; dt <= end; dt = dt.AddDays(1)) { dates.Add(dt); } EDIT: As for padding value...
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Cause of a process being a deadlock victim

I have a process with a Select which takes a long time to finish, on the order of 5 to 10 minutes. I am currently not using NOLOCK as a hint to the MS SQL database engine. At the same time we have another process doing updates and inserts into the same database and same tables. The first pr...
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How to select first parent DIV using jQuery?

... Use .closest() to traverse up the DOM tree up to the specified selector. var classes = $(this).parent().closest('div').attr('class').split(' '); // this gets the parent classes. share | ...
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How to have jQuery restrict file types on upload?

...to set the upload button to disabled unless and until a valid file type is selected. share | improve this answer | follow | ...
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Xcode/Simulator: How to run older iOS version?

...e simulator from 3.2 onwards after upgrading. In the iPhone Simulator try selecting Hardware -> Version -> 3.2 share | improve this answer | follow | ...
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What is the difference between declarative and imperative programming? [closed]

...rary/bb397906.aspx for examples, from item in collection where item%2 != 0 select item would be the declarative form. Calling a function doesn't become declarative programming just because that function is in the System.Linq namespace. – Pete Kirkham Aug 28 '15...
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How to get the system uptime in Windows? [closed]

...can also click CTRL+SHIFT+ESC to get to the Task Manager. In Task Manager, select the Performance tab. The current system uptime is shown under System or Performance ⇒ CPU for Win 8/10. 2: By using the System Information Utility The systeminfo command line utility checks and displays various ...
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Multiple cases in switch statement

... This syntax is from the Visual Basic Select...Case Statement: Dim number As Integer = 8 Select Case number Case 1 To 5 Debug.WriteLine("Between 1 and 5, inclusive") ' The following is the only Case clause that evaluates to True. Case 6, ...
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JPA eager fetch does not join

... JPA doesn't provide any specification on mapping annotations to select fetch strategy. In general, related entities can be fetched in any one of the ways given below SELECT => one query for root entities + one query for related mapped entity/collection of each root entity = (n+1) que...
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jquery how to empty input field

... On a related note, .val([]) can also unselect any selected option in select list... not so much with .val(''). Best thing about it is it's cross-browser support. P.S: This is an alternative to only other efficient cross-browser solution - $("select option").prop("...