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How to copy file from HDFS to the local file system
...lfs/destination/path
Point your web browser to HDFS WEBUI(namenode_machine:50070), browse to the file you intend to copy, scroll down the page and click on download the file.
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Showing line numbers in IPython/Jupyter Notebooks
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Matt
23.3k55 gold badges7171 silver badges6969 bronze badges
answered Jun 11 '12 at 19:41
minrkminrk
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What columns generally make good indexes?
...eries, and whether the columns are needed to be indexed.
Update (23 Feb'15):
Any index (good/bad) increases insert and update time.
Depending on your indexes (number of indexes and type), result is searched. If your search time is gonna increase because of index then that's bad index.
Likely i...
How to Set focus to first text input in a bootstrap modal after shown
...your JS to match these new IDs:
see http://jsfiddle.net/panchroma/owtqhpzr/5/
HTML
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<button ... data-target="#myModal1"> ... </button>
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<!-- Modal 1 -->
<div class="modal fade" id="myModal1" ...>
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<div class="modal-body"> <textarea id="textareaID1"...
How to properly create composite primary keys - MYSQL
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352
I would use a composite (multi-column) key.
CREATE TABLE INFO (
t1ID INT,
t2ID INT,
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How can I use NSError in my iPhone App?
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Cœur
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answered Jan 11 '11 at 6:15
AlexAlex
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How to simulate Server.Transfer in ASP.NET MVC?
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edited May 23 '17 at 12:25
Community♦
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answered Jul 25 '09 at 0:03
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Benchmarking (python vs. c++ using BLAS) and (numpy)
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58
I've run your benchmark. There is no difference between C++ and numpy on my machine:
Do y...
How to find the largest file in a directory and its subdirectories?
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15 Answers
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Encrypting & Decrypting a String in C# [duplicate]
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UPDATE 23/Dec/2015: Since this answer seems to be getting a lot of upvotes, I've updated it to fix silly bugs and to generally improve the code based upon comments and feedback. See the end of the post for a list of specific improvements.
A...