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How does Hadoop process records split across block boundaries?
...mapper already knows if it neds to discard the first line or not.
So basically if you have 2 lines of each 100Mb in the same file, and to simplify let's say the split size is 64Mb. Then when the input splits are calculated, we will have the following scenario:
Split 1 containing the path and the ...
How do I format XML in Notepad++?
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edited Apr 18 '19 at 23:32
answered Oct 18 '10 at 16:48
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Regular Expression to find a string included between two characters while EXCLUDING the delimiters
...e [or"
– MerickOWA
Jul 10 '13 at 21:32
This is returning the string along with the begin and end string
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For i = 0, why is (i += i++) equal to 0?
...d
i + 1; // Note that you are discarding the calculation result
What actually happens is more involved than that - take a look at MSDN, 7.5.9 Postfix increment and decrement operators:
The run-time processing of a postfix increment or decrement operation of the form x++ or x-- consists of the ...
jQuery get selected option value (not the text, but the attribute 'value')
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answered Oct 26 '12 at 15:32
Selvakumar ArumugamSelvakumar Arumugam
75.1k1313 gold badges114114 silver badges129129 bronze badges
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Android Studio: Where is the Compiler Error Output Window?
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answered Jun 1 '13 at 20:32
Jorge Fuentes GonzálezJorge Fuentes González
10.3k44 gold badges3737 silver badges5656 bronze badges
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How to detect first time app launch on an iPhone
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32
I wrote a tiny library for this very purpose. It lets me know whether this is the first launch ...
What's the best way to share data between activities?
...nContext();
String data = app.getData();
Static fields
The idea is basically the same as the singleton, but in this case you provide static access to the data:
public class DataHolder {
private static String data;
public static String getData() {return data;}
public static void setData(Str...
UIScrollView scroll to bottom programmatically
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632
You can use the UIScrollView's setContentOffset:animated: function to scroll to any part of the...
Scrollview vertical and horizontal in android
I'm really tired looking for a solution for vertical and horizontal Scrollview.
11 Answers
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