大约有 48,000 项符合查询结果(耗时:0.0722秒) [XML]

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Is DateTime.Now the best way to measure a function's performance?

I need to find a bottleneck and need to accurately as possible measure time. 15 Answers ...
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insert a NOT NULL column to an existing table

...Null-able column, then update your table column with valid not null values and finally ALTER column to set NOT NULL constraint: ALTER TABLE MY_TABLE ADD STAGE INT NULL GO UPDATE MY_TABLE SET <a valid not null values for your column> GO ALTER TABLE MY_TABLE ALTER COLUMN STAGE INT NOT NULL GO ...
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How can I add (simple) tracing in C#? [closed]

... application I am writing. Sadly, I can never really remember how it works and would like a tutorial with reference qualities to check up on every now and then. It should include: ...
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How do you implement a “Did you mean”? [duplicate]

... Actually what Google does is very much non-trivial and also at first counter-intuitive. They don't do anything like check against a dictionary, but rather they make use of statistics to identify "similar" queries that returned more results than your query, the exact algorithm...
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Deprecated Java HttpClient - How hard can it be?

All I'm trying to do is download some JSON and deserialize it into an object. I haven't got as far as downloading the JSON yet. ...
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Keep overflow div scrolled to bottom unless user scrolls up

I have a div that is only 300 pixels big and I want it to when the page loads scroll to the bottom of the content. This div has content dynamically added to it and needs to stay scrolled all the way down. Now if the user decides to scroll up I don't want it to jump back to the bottom until the user ...
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How do I remove an item from a stl vector with a certain value?

I was looking at the API documentation for stl vector, and noticed there was no method on the vector class that allowed the removal of an element with a certain value. This seems like a common operation, and it seems odd that there's no built in way to do this. ...
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What key shortcuts are to comment and uncomment code?

There were Ctrl + E + C (comment) and Ctrl + E + U (uncomment) in older versions, or Ctrl + K + C and Ctrl + K + U . ...
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Passing A List Of Objects Into An MVC Controller Method Using jQuery Ajax

...et; set; } } There are two things I learned from this: The contentType and dataType settings are absolutely necessary in the ajax() function. It won't work if they are missing. I found this out after much trial and error. To pass in an array of objects to an MVC controller method, simply use th...
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Using scanner.nextLine() [duplicate]

...he workaround is to use your solution or use a pattern to include both CRs and other delimiters. – James P. Feb 17 '11 at 17:34 ...