大约有 40,000 项符合查询结果(耗时:0.0461秒) [XML]

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Waiting on a list of Future

...//4 tasks for(int i = 0; i < 4; i++) { completionService.submit(new Callable<SomeResult>() { public SomeResult call() { ... return result; } }); } int received = 0; boolean errors = false; while(received < 4 && !errors) { Future&l...
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How to decide when to use Node.js?

...marizing what's awesome about Node.js. My feeling is that Node.js is especially suited for applications where you'd like to maintain a persistent connection from the browser back to the server. Using a technique known as "long-polling", you can write an application that sends updates to the user in ...
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Can I change all my http:// links to just //?

... I tested it thoroughly before publishing. Of all the browsers available to test against on Browsershots, I could only find one that did not handle the protocol relative URL correctly: an obscure *nix browser called Dillo. There are two drawbacks I've received feedback ...
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Accept server's self-signed ssl certificate in Java client

... You have basically two options here: add the self-signed certificate to your JVM truststore or configure your client to Option 1 Export the certificate from your browser and import it in your JVM truststore (to establish a chain of trus...
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“Undefined reference to” template class constructor [duplicate]

...nswers and your choice will depend on context. The common answer is to put all the implementation in the header file, but there's another approach will will be suitable in some cases. The choice is yours. The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile...
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How can I correctly prefix a word with “a” and “an”?

...uick filter program that spits out only article text (the download is generally in XML format, along with non-article metadata too). Find all instances of a(n).... and make an index on the following word and all of its prefixes (you can use a simple suffixtrie for this). This should be case sensitiv...
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Java - escape string to prevent SQL injection

...lace in java and am finding it very difficult to work with the the "replaceAll" string function. Ultimately I need a function that will convert any existing \ to \\ , any " to \" , any ' to \' , and any \n to \\n so that when the string is evaluated by MySQL SQL injections will be block...
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How to remove all leading zeroes in a string

...oat however, it seems to work ok. Strange – JamesHalsall Feb 23 '11 at 23:37 manual says that "The size of an integer ...
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Best practice for Django project working directory structure

I know there is actually no single right way. However I've found that it's hard to create a directory structure that works well and remain clean for every developer and administrator. There is some standard structure in most projects on github. But it does not show a way to organize another files an...
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Do rails rake tasks provide access to ActiveRecord models?

... namespace :test do task :new_task => :environment do puts Parent.all.inspect end end Notice the => :environment dependency added to the task share | improve this answer | ...