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Lambda function in list comprehensions
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The first one creates a single lambda function and calls it ten times.
The second one doesn't call the function. It creates 10 different lambda functions. It puts all of those in a list. To make it equivalent to the first you need:
[(lambda x: x*x)(x) for x in range(10)]
Or b...
Javascript: best Singleton pattern [duplicate]
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10
? You cannot possibly do anything to defend against "attacks". If someone has injected code into your JS origin you have already totally lo...
Creating a daemon in Linux
...where it was started + a newline.
Daemons work in the background and (usually...) don't belong to a TTY that's why you can't use stdout/stderr in the way you probably want.
Usually a syslog daemon (syslogd) is used for logging messages to files (debug, error,...).
Besides that, there are a few re...
What is the Scala annotation to ensure a tail recursive function is optimized?
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answered Jun 24 '10 at 22:06
VonCVonC
985k405405 gold badges33963396 silver badges39933993 bronze badges
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delete word after or around cursor in VIM
...d of parameter, specifying that the deletion is to include a delimiter. Finally the 'w', another parameter -if you will- specifies that a word unit will be deleted.
– vlad-ardelean
Jun 28 '14 at 8:51
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How can I get a resource “Folder” from inside my jar File?
...le, I would use class.getResourceAsStream and I would be fine!! What I actually want to do is to load a "Folder" within the resources folder, loop on the Files inside that Folder and get a Stream to each file and read in the content... Assume that the File names are not determined before runtime... ...
How can I call controller/view helper methods from the console in Ruby on Rails?
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To call helpers, use the helper object:
$ ./script/console
>> helper.number_to_currency('123.45')
=> "R$ 123,45"
If you want to use a helper that's not included by default (say, because you removed helper :all from Ap...
file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
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answered Apr 28 '10 at 16:42
zafzaf
21.5k1111 gold badges5656 silver badges9494 bronze badges
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How to programmatically set drawableLeft on Android button?
I'm dynamically creating buttons. I styled them using XML first, and I'm trying to take the XML below and make it programattic.
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Getting LaTeX into R Plots
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– Léo Léopold Hertz 준영
Oct 30 '16 at 10:09
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