大约有 15,209 项符合查询结果(耗时:0.0236秒) [XML]

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When NOT to use yield (return) [duplicate]

...are O(n) in time and O(h) in heap space, and O(1) in stack space. Further reading: see Wes Dyer's article on the subject: http://blogs.msdn.com/b/wesdyer/archive/2007/03/23/all-about-iterators.aspx share | ...
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How would I run an async Task method synchronously?

...e bool done; public Exception InnerException { get; set; } readonly AutoResetEvent workItemsWaiting = new AutoResetEvent(false); readonly Queue<Tuple<SendOrPostCallback, object>> items = new Queue<Tuple<SendOrPostCallback, object>>(); ...
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How to measure time taken by a function to execute

... Don't use Date(). Read below. Use performance.now(): <script> var a = performance.now(); alert('do something...'); var b = performance.now(); alert('It took ' + (b - a) + ' ms.'); </script> It works on: IE 10 ++ FireFox 15 +...
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Get exit code of a background process

... I have tried and proved it runs well. You can read my explaination in code. – Terry Sep 14 '17 at 7:44 ...
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A simple scenario using wait() and notify() in java

...it() and notify() methods are designed to provide a mechanism to allow a thread to block until a specific condition is met. For this I assume you're wanting to write a blocking queue implementation, where you have some fixed size backing-store of elements. The first thing you have to do is to ident...
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Does file_get_contents() have a timeout setting?

...meout, and stream_context_create timeout are all the timeout of every line read/write, not the whole connection timeout. – diyism Nov 4 '14 at 8:27 add a comment ...
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Parse config files, environment, and command-line arguments, to get a single collection of options

...s for configuration file parsing ( configparser ), environment variable reading ( os.environ ), and command-line argument parsing ( argparse ). I want to write a program that does all those, and also: ...
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drag drop files into standard html file input

... This is the "DTHML" HTML5 way to do it. Normal form input (which IS read only as Ricardo Tomasi pointed out). Then if a file is dragged in, it is attached to the form. This WILL require modification to the action page to accept the file uploaded this way. function readfiles(files) { f...
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Printf width specifier to maintain precision of floating-point value

...t answer to print floating point numbers losslessly (such that they can be read back in to exactly the same number, except NaN and Infinity): If your type is float: use printf("%.9g", number). If your type is double: use printf("%.17g", number). Do NOT use %f, since that only specifies how many ...
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How to create a jQuery plugin with methods?

...itional functions/methods to the object that calls it. All the tutorials I read online (have been browsing for the past 2 hours) include, at the most, how to add options, but not additional functions. ...