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I want to develop a website that will allow开发者_JS百科 analysts within the company to run Hadoop jobs (choose from a set of defined jobs) and see their job\'s status\\progress.
I have set-up Hadoop on a OpenSuse 11.2 VM using Virtualbox.I have made the prerequisite configs. I ran this example in the Standalone mode successfully.
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白胡椒在整个世界的范围中应用都很广，我们对于它的食用并不陌生，众所周知，它是一种具有特殊气味的调味品，那么，你又是否知道，它还有很高的药用价值呢?白胡椒的功效与作用?怎样食用比较好? 胡椒的主要成分是胡椒
Say I have a hashmap, $hash = array(\'fox\' => \'some value\', \'fort\' => \'some value 2\', \'fork\' => \'some value again);
I am moving from Perl to PHP and am struggling to get my head around PHP sorting. Here\'s what I have in Perl:
I have User model object with quite few fields (properties, if you wish) in it. Say \"firstname\", \"lastname\", \"city\" and \"year-of-birth\". Each user also gets \"unique id\".
My reducer class produces outputs with TextOutpu开发者_如何学编程tFormat (the default OutputFormat given by Job). I like to consume this outputs after the MapReduce job complete to aggregate the outpu
I\'m trying to combine multiple files in multiple input directories into a single file, for various odd reasons I won\'t go into.My initial try was to write a \'nul\' mapper and reducer that just copi
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