大约有 48,000 项符合查询结果(耗时:0.0412秒) [XML]

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Easier way to debug a Windows service

...classes. The solution I came up with uses the Environment.Interactive the select running mode, as suggested by other answers to this post. static void Main() { ServiceBase[] servicesToRun; servicesToRun = new ServiceBase[] { new MyService() }; if (Environment.UserInter...
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SQL Server Text type vs. varchar data type [closed]

...ts in your database If you do not search on the value of the column If you select this column rarely and do not join on it. VARCHAR is good: If you store little strings If you search on the string value If you always select it or use it in joins. By selecting here I mean issuing any queries that ...
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SQL Server IN vs. EXISTS Performance

...execution operation, to get their results. An example: Query 1 ( plan ) select * from dt where dt.customer in (select c.code from customer c where c.active=0) Query 2 ( plan ) select * from dt where exists (select 1 from customer c where c.code=dt.customer and c.active=0) ...
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Bootstrap 3 Slide in Menu / Navbar on Mobile [closed]

...%'; $("#slide-nav").on("click", toggler, function (e) { var selected = $(this).hasClass('slide-active'); $('#slidemenu').stop().animate({ left: selected ? menuneg : '0px' }); $('#navbar-height-col').stop().animate({ left: selected ? sl...
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Where can I find the IIS logs?

... %SystemDrive%\inetpub\logs\LogFiles Otherwise, check under IIS Manager, select the computer on the left pane, and in the middle pane, go under "Logging" in the IIS area. There you will se the default location for all sites (this is however overridable on all sites) You could also look into %Sy...
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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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How to get last inserted id?

... INSERT INTO aspnet_GameProfiles(UserId,GameId) VALUES(@UserId, @GameId); SELECT SCOPE_IDENTITY() And then Int32 newId = (Int32) myCommand.ExecuteScalar(); share | improve this answer ...
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Nearest neighbors in high-dimensional data?

... First, the number of features (columns) in a data set is not a factor in selecting a distance metric for use in kNN. There are quite a few published studies directed to precisely this question, and the usual bases for comparison are: the underlying statistical distribution of your data; the rel...
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How to move the cursor word by word in the OS X Terminal

...e sequences for you: Open Terminal preferences (cmd+,); At Settings tab, select Keyboard and double-click ⌥ ← if it's there, or add it if it's not. Set the modifier as desired, and type the shortcut key in the box: esc+B, generating the text \033b (you can't type this text manually). Repeat fo...
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IIS Express Immediately shutting-down running site after stopping web application

...debugging is stopped. Right click your project > click Properties > select the 'Web' tab on the left > uncheck the Enable Edit and Continue checkbox. share | improve this answer |...