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Lodash - difference between .extend() / .assign() and .merge()
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590
Here's how extend/assign works: For each property in source, copy its value as-is to destination...
Write lines of text to a file in R
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answered Mar 18 '10 at 13:54
MarkMark
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How to write a Unit Test?
...ethod handles Null inputs gracefully (example below).
//if you are using 0 as default for null, make sure your class works in that case.
@Test
public void testAdd1Plus1()
{
int y = 1;
assertEquals(0, myClass.add(null,y));
}
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sed whole word search and replace
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edited Jun 23 '09 at 11:54
answered Jun 23 '09 at 11:41
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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...
Android Studio: Default project directory
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10 Answers
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Active
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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...
When should we use intern method of String on String literals
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nyarian
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answered Dec 6 '09 at 11:54
Filipe Miguel FonsecaFilipe Miguel Fo...
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...