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How do I limit the number of results returned from grep?
...thias Braun
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answered Feb 16 '11 at 6:29
Erik PilzErik Pilz
2,99622 gol...
What is the difference between async.waterfall and async.series
...el, async.waterfall would be for a data pipeline ("given 2, multiply it by 3, add 2, and divide by 17"), while async.series would be for discrete tasks that must be performed in order, but are otherwise separate.
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Create table with jQuery - append
...t variable is just a string */
var content = "<table>"
for(i=0; i<3; i++){
content += '<tr><td>' + 'result ' + i + '</td></tr>';
}
content += "</table>"
$('#here_table').append(content);
But, with the above approach it is less manageable to add styles a...
Returning redirect as response to XHR request
...direct response to an ajax request?
If the server sends a redirect (aka a 302 response plus a Location: header) the redirect is automatically followed by the browser. The response to the second request (assuming it also isn't another redirect) is what is exposed to your program.
In fact, you don't...
Hover and Active only when not disabled
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348
You can use :enabled pseudo-class, but notice IE<9 does not support it:
button:hover:enabl...
Rolling median algorithm in C
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Josh O'Brien
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answered Aug 21 '09 at 0:41
Dirk EddelbuettelDirk Eddelbuett...
Check if array is empty or null
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edited May 7 '13 at 15:50
JJD
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a...
How do you run a single test/spec file in RSpec?
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395
Or you can skip rake and use the 'rspec' command:
rspec path/to/spec/file.rb
In your case I...
How to check the version before installing a package using apt-get?
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329
OK, I found it.
apt-cache policy <package name> will show the version details.
It also s...