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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
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From http://www.sitepoint.com/javascript-truthy-falsy/
The following values are always falsy:
false
0 (zero)
"" (empty string)
null
undefined
NaN (a special Number value meaning Not-a-Number!)
All other values are truthy, including "0" (zero in quotes), "false" (false in quot...
Function for Factorial in Python
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return 1
else:
return n * factorial(n-1)
Note that the factorial function is only defined for positive integers so you should also check that n >= 0 and that isinstance(n, int). If it's not, raise a ValueError or a TypeError respectively. math.factorial will take care of t...
ICollection Vs List in Entity Framework
...o Add is a substantial benefit that requires a beefier interface, which is what invites ICollection<T> to the party (and this interface brings along with it IEnumerable<T>, so the "normal" Linq operations are still valid).
– Anthony Pegram
Oct 5 '11...
How to stop and restart memcached server?
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it did not work- is there a need to creare script to stop and start as service?
– smriti
Jun 23 '10 at 15:56
3
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How many bytes in a JavaScript string?
I have a javascript string which is about 500K when being sent from the server in UTF-8. How can I tell its size in JavaScript?
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iOS 7 - Failing to instantiate default view controller
...am using Xcode 5 in a newly created app and when I just create it I go for the run button e click on it, then the project gets built but it does not show in the iOS Simulator and I get the following message:
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Is there a repo where you can download android virtual devices? [closed]
Does anyone know, if vendors provide or if there is a site where one could download AVD profiles for existing android devices on the market so you can run your apps in the emulator and basically see how they will run on said devices?
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The best node module for XML parsing [closed]
As far as XML parsing is concerned, which is the best node module, that I can use for XML parsing?
2 Answers
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is there an virtual environment for node.js?
I've searched the wiki modules page, but I can't find anything similar to virtualenv (python) or rvm.
7 Answers
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Linq Query keeps throwing “Unable to create a constant value of type System.Object…”, Why?
The following is the code sample:
5 Answers
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