大约有 21,000 项符合查询结果(耗时:0.0323秒) [XML]

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Checking in of “commented out” code [closed]

... 123 There may be others with different experiences, but in mine checking in half-finished code is ...
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Memoization in Haskell?

... f does what you mean for small values of f by calling, for example: fix f 123 = 144 We could memoize this by defining: f_list :: [Int] f_list = map (f faster_f) [0..] faster_f :: Int -> Int faster_f n = f_list !! n That performs passably well, and replaces what was going to take O(n^3) time...
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Use of Finalize/Dispose method in C#

... 123 The official pattern to implement IDisposable is hard to understand. I believe this one is bet...
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What are the differences between a pointer variable and a reference variable in C++?

...e of that object becomes the lifetime of the reference. std::string s1 = "123"; std::string s2 = "456"; std::string s3_copy = s1 + s2; const std::string& s3_reference = s1 + s2; In this example s3_copy copies the temporary object that is a result of the concatenation. Whereas s3_reference in...
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How is the fork/join framework better than a thread pool?

...em to build the final result. So one half is done in an other thread. Have fun doing the same with thread pools without getting a deadlock (possible, but not nearly as simple). Just for completeness: If you'd actually want to calculate Fibonacci numbers using this recursive approach here is an opti...
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Vertical (rotated) text in HTML table

...then use it like this: <img alt="bla" src="GenerateImage.ashx?no_cache=123&text=Hello%20World&rotate=true" /> share | improve this answer | follow ...
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What are some (concrete) use-cases for metaclasses?

...ver, on occasion one wants to do interactive plotting. With only a couple functions I found that I was able to increment the figure count, call draw manually, etc, but I needed to do these before and after every plotting call. So to create both an interactive plotting wrapper and an offscreen plot...
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MVC Razor view nested foreach's model

... products and then provide a link on each product to maybe a /Product/Edit/123 action method to edit each one on it's own form. I think you can become undone trying to do too much on one page in MVC. – Adrian Thompson Phillips Jan 17 '12 at 12:42 ...
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The Definitive C++ Book Guide and List

... 123 I hate to step on anybody's shoes, but I do not recommend Bruce Eckel's "Thinking in C++" even though I respect the author for publishing ...
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How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops

...alues of 12abc will return abc, value of 1abc will return abc, value of abc123 will return "Not Matched" because the digits were not at the start of the string. Private Sub simpleRegex() Dim strPattern As String: strPattern = "^[0-9]{1,2}" Dim strReplace As String: strReplace = "" Dim r...