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Calculate distance between two points in google maps V3
...necessary.
Make sure you include:
<script type="text/javascript" src="http://maps.google.com/maps/api/js?sensor=false&v=3&libraries=geometry"></script>
in your head section.
The call will be:
google.maps.geometry.spherical.computeDistanceBetween (latLngA, latLngB);
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What is the most efficient way to deep clone an object in JavaScript?
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Checkout this benchmark: http://jsben.ch/#/bWfk9
In my previous tests where speed was a main concern I found
JSON.parse(JSON.stringify(obj))
to be the slowest way to deep clone an object (it is slower than jQuery.extend with deep flag set true b...
How to fix “Attempted relative import in non-package” even with __init__.py
... that file what name it's supposed to have in the package hierarchy.
See http://www.python.org/dev/peps/pep-0366/ for details.
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Verify if a point is Land or Water in Google Maps
...g types. In waters case the type is natural_feature. See more at this link http://code.google.com/apis/maps/documentation/geocoding/#Types.
Also you need to check the names of features, if they contain Sea, Lake, Ocean and some other words related to waters for more accuracy. For example the desert...
Height equal to dynamic width (CSS fluid layout) [duplicate]
...).width();
$('.child').css({'height':cw+'px'});
Check working example at http://jsfiddle.net/n6DAu/1/
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Use gulp to select and move directories and their files
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
SQL Server Installation - What is the Installation Media Folder?
...gement Studio to manage the server you must download and install it from:
http://www.microsoft.com/downloads/en/details.aspx?FamilyId=C243A5AE-4BD1-4E3D-94B8-5A0F62BF7796&displaylang=en
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Pass variables to Ruby script via command line
...it to sync hundreds of accounts. If I could pass these variables to it via command line I could automate the whole process better.
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How to solve PHP error 'Notice: Array to string conversion in…'
... Notice.
Correction 1: use the builtin php function print_r or var_dump:
http://php.net/manual/en/function.print-r.php or http://php.net/manual/en/function.var-dump.php
$stuff = array(1,2,3);
print_r($stuff);
$stuff = array(3,4,5);
var_dump($stuff);
Prints:
Array
(
[0] => 1
[1] =>...
Rails: fields_for with index?
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The answer below was posted many years ago, for a modern approach see:
https://stackoverflow.com/a/22640703/105403
This would actually be a better approach, following Rails documentation more closely:
<% @questions.each.with_index do |question,index| %>
<% f.fields_for :questions, ...