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What is /dev/null 2>&1?
... /dev/null redirects standard output (stdout) to /dev/null, which discards it.
(The >> seems sort of superfluous, since >> means append while > means truncate and write, and either appending to or writing to /dev/null has the same net effect. I usually just use > for that reason.)...
“The file ”MyApp.app“ couldn't be opened because you don't have permission to view it” when running
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edited Jan 17 '16 at 13:19
Umar Farooq
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Setting up FTP on Amazon Cloud Server [closed]
I am trying to set up FTP on Amazon Cloud Server, but without luck.
I search over net and there is no concrete steps how to do it.
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Delegates: Predicate vs. Action vs. Func
Can someone provide a good explanation (hopefully with examples) of these 3 most important delegates:
8 Answers
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Early exit from function?
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edited Jul 25 '10 at 17:25
answered Jul 25 '10 at 17:20
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Javascript How to define multiple variables on a single line?
... "unique" since anytime you make a reference to an object ( array, object literal, function ) it's passed by reference and not value. So if you change just one of those variables, and wanted them to act individually you will not get what you want because they are not individual objects.
There is al...
How to find patterns across multiple lines using grep?
...er, and those two strings are on different lines in that file. Eg: a file with content:
25 Answers
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What is the difference between background and background-color
...ly is a shorthand for
background-color
background-image
background-position
background-repeat
background-attachment
background-clip
background-origin
background-size
Thus, besides the background-color, using the background shorthand you could also add one or more values without repe...
Insert a line break in mailto body
...ed on Gmail, Yahoo, Apple Mail, Outlook 2010, Outlook.com and Thunderbird with Google Chrome on Mac OSX.
6 Answers
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Sort array of objects by string property value
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It's easy enough to write your own comparison function:
function compare( a, b ) {
if ( a.last_nom < b.last_nom ){
return -1;
}
if ( a.last_nom > b.last_nom ){
return 1;
}
return 0;
}
objs.sort( comp...