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The way to check a HDFS directory's size?
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Prior to 0.20.203, and officially deprecated in 2.6.0:
hadoop fs -dus [directory]
Since 0.20.203 (dead link) 1.0.4 and still compatible through 2.6.0:
hdfs dfs -du [-s] [-h] URI [URI …]
You can also run hadoop fs -help for more info and specifics...
How to use glyphicons in bootstrap 3.0
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Hi all,I have done the same and followed up the structure but not getting the correct glyphicon...An unidentified 0101 type image is shown instead of glyphicon
– Shivang Gupta
Aug 13 '13 at...
Difference between shadowing and overriding in C#?
...dow
public override int Bar() {return 1;} //override
}
then when you call this:
A clA = new A();
B clB = new B();
Console.WriteLine(clA.Foo()); // output 5
Console.WriteLine(clA.Bar()); // output 5
Console.WriteLine(clB.Foo()); // output 1
Console.WriteLine(clB.Bar()); // output 1
//now let'...
Why must wait() always be in synchronized block
We all know that in order to invoke Object.wait() , this call must be placed in synchronized block, otherwise an IllegalMonitorStateException is thrown. But what's the reason for making this restriction? I know that wait() releases the monitor, but why do we need to explicitly acquire the mon...
How to See the Contents of Windows library (*.lib)
... binary interface, this still won't get you return values, parameters, or calling convention. That information isn't encoded in the .lib at all; you have to know that ahead of time (via prototypes in header files, for example) in order to call them correctly.
For functions linked with the C++ bina...
Where is android studio building my .apk file?
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there is no hell, app folder at all
– Shahid Karimi
Sep 6 '15 at 18:55
in n...
How do you remove a specific revision in the git history?
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git rebase -i <after-this-commit>
An editor will be fired up with all the commits in your current branch (ignoring merge commits), which come after the given commit. You can reorder the commits in this list to your heart's content, and you can remove them. The list looks more or less like t...
How to remove the lines which appear on file B from another file A?
...contents in file1 not in file2, to file3. And then mv file3 file1 would finally clear redundant contents in file1.
– Spectral
Jul 17 '14 at 20:48
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How to clear a notification in Android
Is it possible to clear a notification programatically?
14 Answers
14
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How to change line-ending settings
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true or false are only two options, the installer has three
– qwertymk
May 2 '12 at 18:13
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