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what's the difference between “hadoop fs” shell commands and “hdfs dfs” shell commands?
...d and we should use hdfs dfs instead.
hdfs dfs <args>
same as 2nd i.e would work for all the operations related to HDFS and is the recommended command instead of hadoop dfs
below is the list categorized as hdfs commands.
namenode|secondarynamenode|datanode|dfs|dfsadmin|fsck|balancer...
adding x and y axis labels in ggplot2
...nize ggplot syntax]
Your example is not reproducible since there is no ex1221new (there is an ex1221 in Sleuth2, so I guess that is what you meant). Also, you don't need (and shouldn't) pull columns out to send to ggplot. One advantage is that ggplot works with data.frames directly.
You can set th...
How to specify function types for void (not Void) methods in Java8?
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251
You are trying to use the wrong interface type. The type Function is not appropriate in this c...
Find a commit on GitHub given the commit hash
... my projects on GitHub:
https://github.com/jerith666/git-graph/commit/35e32b6a00dec02ae7d7c45c6b7106779a124685
You can also shorten the hash to any unique prefix, like so:
https://github.com/jerith666/git-graph/commit/35e32b
I know you just asked about GitHub, but for completeness: If you have...
A list of indices in MongoDB?
...
answered May 7 '10 at 22:52
mdirolfmdirolf
6,63822 gold badges2020 silver badges1515 bronze badges
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Android Location Providers - GPS or Network Provider?
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282
There are 3 location providers in Android.
They are:
gps –> (GPS, AGPS): Na...
How are GCC and g++ bootstrapped?
...uild new version of GCC with the one you just built
(optional) repeat step 2 for verification purposes.
This process is called bootstrapping. It tests the compiler's capability of compiling itself and makes sure that the resulting compiler is built with all the optimizations that it itself impleme...
PHP memory profiling
...
Xdebug reimplemented memory tracing in 2.6 (2018-01-29) which can be used in Qcachegrind or similar tool. Just make sure to select the memory option :)
From the docs:
Since Xdebug 2.6, the profiler also collects information about how much memory is being used...
Why does find -exec mv {} ./target/ + not work?
...the longer parameter --target. It's usage will be:
mv -t target file1 file2 ...
Your find command becomes:
find . -type f -iname '*.cpp' -exec mv -t ./test/ {} \+
From the manual page:
-exec command ;
Execute command; true if 0 status is returned. All following arguments to find a...
How can I apply styles to multiple classes at once?
...
.abc, .xyz { margin-left: 20px; }
is what you are looking for.
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