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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
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+50
First of all shuffling is the process of transfering data from the mappers to the reducers, so I think it is obvious that it is necess...
How to disable right-click context-menu in JavaScript [duplicate]
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108
Capture the onContextMenu event, and return false in the event handler.
You can also capture t...
How do you get the current time of day?
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HEDMON
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answered Nov 17 '08 at 21:08
Mark BrackettMark Brackett
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Android Studio: Default project directory
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10 Answers
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How exactly does the callstack work?
...all [... the insertion operator for char, long thing... ]
movl $0, %eax
leave
ret
.. for main. I divided the code into three subsections.
The function prologue consists of the first three operations:
Base pointer is pushed onto the stack.
The stack pointer is saved in the bas...
What are the differences among grep, awk & sed? [duplicate]
...ompute sum/average/max/min/etc. what ever you may need.
$ cat file.txt
A 10
B 20
C 60
$ awk 'BEGIN {sum=0; count=0; OFS="\t"} {sum+=$2; count++} END {print "Average:", sum/count}' file.txt
Average: 30
I recommend that you read this book: Sed & Awk: 2nd Ed.
It will help you become a profic...
Most tricky/useful commands for gdb debugger [closed]
...r expression.
– Paul Biggar
Sep 27 '09 at 10:53
source /path/to/macro/file And all of my nifty macros are there to hel...
Why is “throws Exception” necessary when calling a function?
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Devin Ersoy
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answered Jul 21 '12 at 4:11
JomoosJomoos
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How to increase editor font size?
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edited Aug 31 '16 at 0:37
Suragch
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