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Painless way to install a new version of R?

...man recently lamented the lack of an easy upgrade process for R (probably more relevant on Windows than Linux). Does anyone have a good trick for doing the upgrade, from installing the software to copying all the settings/packages over? ...
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Waiting on a list of Future

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git ignore exception

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What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?

...ludes support for reading and writing .bmp image files, though support for more formats is needed. Addressing your specific questions, here is a graphic, with discussion: On what basis should I choose between Vector.Unboxed and UArray? They have approximately the same underlying representat...
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When is it appropriate to use UDP instead of TCP? [closed]

... there, I may need to buffer and de-jitter myself. Thanks, eliminating one more option is always great. – dashesy Mar 19 '13 at 1:18 add a comment  |  ...
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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?

... Using this approach you don't need @ResponseBody annotation any more – Lu55 Aug 3 '15 at 12:26  |  show 4 more comments ...
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Java heap terminology: young, old and permanent generations?

... , old and permanent generations are in the Java heap terminology, and more specifically the interactions between the three generations. ...
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How to limit the amount of concurrent async I/O operations?

...ay to limit the concurrent amount of these async http requests? So that no more than 20 web pages are downloaded at any given time. How to do it in the most efficient manner? ...
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Random hash in Python

... the random.seed() call is useless, more or less. – tzot Jun 11 '09 at 22:46 2 ...
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Is std::vector copying the objects with a push_back?

... that said, you should not use std::auto_ptr in stl containers, for more info : why-is-it-wrong-to-use-stdauto-ptr-with-standard-containers – OriginalCliche Apr 11 '13 at 18:48 ...