大约有 47,000 项符合查询结果(耗时:0.0797秒) [XML]

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Why should casting be avoided? [closed]

...as possible since I am under the impression that it's poor coding practice and may incur a performance penalty. 14 Answers...
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Shared-memory objects in multiprocessing

...r array), place that in shared memory, wrap it with multiprocessing.Array, and pass that to your functions. This answer shows how to do that. If you want a writeable shared object, then you will need to wrap it with some kind of synchronization or locking. multiprocessing provides two methods of do...
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How do you display a Toast from a background thread on Android?

... I'm not sure I understand how to do this. I have my existing public void run(). I tried putting this code there. I know that's not right because it didn't work, but I am really stuck. – SwimBikeRun Mar 4 '12 ...
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Gradle, “sourceCompatibility” vs “targetCompatibility”?

What is the relationship/difference between sourceCompatibility and targetCompatibility ? What happens when they are set to different values? ...
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Image resizing client-side with JavaScript before upload to the server

...an image client-side with JavaScript (really resize, not just change width and height). I know it's possible to do it in Flash but I would like to avoid it if possible. ...
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A better similarity ranking algorithm for variable length strings

....com/articles/StrikeAMatch.html Simon has a Java version of the algorithm and below I wrote a PL/Ruby version of it (taken from the plain ruby version done in the related forum entry comment by Mark Wong-VanHaren) so that I can use it in my PostgreSQL queries: CREATE FUNCTION string_similarity(str...
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How do I flush the PRINT buffer in TSQL?

...long-running stored procedure in SQL Server 2005 that I'm trying to debug, and I'm using the 'print' command to do it. The problem is, I'm only getting the messages back from SQL Server at the very end of my sproc - I'd like to be able to flush the message buffer and see these messages immediately d...
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How to tell Maven to disregard SSL errors (and trusting all certs)?

I frequently need to run "mvn" command : 4 Answers 4 ...
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How to echo shell commands as they are executed

In a shell script, how do I echo all shell commands called and expand any variable names? 13 Answers ...
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YouTube iframe API: how do I control an iframe player that's already in the HTML?

...complete'; if (domReady && !iframe) { // DOM is ready and iframe does not exist. Log a message window.console && console.log('callPlayer: Frame not found; id=' + frame_id); if (queue) clearInterval(queue.poller); } else if (func === 'listening') { ...