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How to compute the sum and average of elements in an array?
...,0)/(elements.length||1);
Understand Javascript Array Reduce in 1 Minute
http://www.airpair.com/javascript/javascript-array-reduce
as gotofritz pointed out seems Array.reduce skips undefined values.
so here is a fix:
(function average(arr){var finalstate=arr.reduce(function(state,a) { state.sum...
Why is [1,2] + [3,4] = “1,23,4” in JavaScript?
...produces '42', a string.
To see how the overview table was generated visit http://jsfiddle.net/1obxuc7m/
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Mac OS X Terminal: Map option+delete to “backward delete word”
..., Ctrl+k delete (kill) from cursor to end of line, and a bunch more.
See http://www.bigsmoke.us/readline/shortcuts for a nice little reference table.
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Private pages for a private Github repo
...ocumentation and also here on SO. But I was wondering if there could be a http://foo.github.com for a private repository named foo which is accessible only one had access to the foo repository itself.
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Mocking python function based on input arguments
...m(1)
2
>>> m(2)
3
>>> m.mock_calls
[call(1), call(2)]
http://www.voidspace.org.uk/python/mock/mock.html#calling
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rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
I'm just starting out with Ruby (and rails). I did the setup according to http://ruby.railstutorial.org/ruby-on-rails-tutorial-book#sec:ruby gems, using rvm . I have everything working well with sqlite.
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How can I reorder my divs using only CSS?
...S-only solution (works for IE10+) – use Flexbox's order property:
Demo: http://jsfiddle.net/hqya7q6o/596/
#flex { display: flex; flex-direction: column; }
#a { order: 2; }
#b { order: 1; }
#c { order: 3; }
<div id="flex">
<div id="a">A</div>
<div id="b">B&...
Can I obtain method parameter name using Java reflection?
...en uses reflection to extract this information from the class at runtime.
https://github.com/paul-hammant/paranamer
I had problems using this library, but I did get it working in the end. I'm hoping to report the problems to the maintainer.
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How to add ASP.NET 4.0 as Application Pool on IIS 7, Windows 7
...refer to the section of the linked document referring to the -i argument.
http://msdn.microsoft.com/en-us/library/k6h9cz8h.aspx
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Config Error: This configuration section cannot be used at this path
...s getting in the IIS7 manager. More surprisingly is that it also fixed the HTTP 500 clients were receiving when attempting to access the website.
– Brian Gideon
Aug 13 '14 at 14:39
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