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Why use symbols as hash keys in Ruby?
... then Ruby compares those "hashed keys" against each other.
Long answer:
https://web.archive.org/web/20180709094450/http://www.reactive.io/tips/2009/01/11/the-difference-between-ruby-symbols-and-strings
http://www.randomhacks.net.s3-website-us-east-1.amazonaws.com/2007/01/20/13-ways-of-looking-at...
How to use a link to call JavaScript?
... </script>
</head>
<body>
<a id="mylink" href="http://www.google.com">linky</a>
</body>
</html>
share
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improve this answer
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...
The Guava library: What are its most useful and/or hidden features? [closed]
...itten three articles about classes on Google Guava:
Using CheckedFuture: http://blog.firdau.si/2010/07/07/guava-using-checkedfuture/
Using ListenableFuture: http://blog.firdau.si/2010/07/05/guava-using-listenablefuture/
ComputingMap on Google Collection (now Guava) http://blog.firdau.si/2009/11/13...
Best way to parse RSS/Atom feeds with PHP [closed]
... private function resolveFile($file_or_url) {
if (!preg_match('|^https?:|', $file_or_url))
$feed_uri = $_SERVER['DOCUMENT_ROOT'] .'/shared/xml/'. $file_or_url;
else
$feed_uri = $file_or_url;
return $feed_uri;
}
private function summarizeTex...
passport.js RESTful auth
...e @Keith example setup, modified a bit for added security:
Web server at https://example.com serves a single page Javascript client app
RESTful web service at https://example.com/api provides server support to rich client app
Server implemented in Node and passport.js.
Server has a database (any k...
Entity Framework Provider type could not be loaded?
...re the provider assembly is
available to the running application. See
http://go.microsoft.com/fwlink/?LinkId=260882 for more information.
My workaround: I placed this method inside my test project:
public void FixEfProviderServicesProblem()
{
//The Entity Framework provider type 'System.Data...
jQuery SVG, why can't I addClass?
... stroke-width: 5;
}
svg circle.green {
fill: green;
}
<script src="https://code.jquery.com/jquery-3.0.0.min.js"></script>
<svg>
<circle cx="50" cy="50" r="25" />
</svg>
The Problem:
The reason the jQuery class manipulation functions do not work with the...
Backbone.js: `extend` undefined?
...olved until I gave the underscore.js before backbone.js.
<script src="http://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.3.3/underscore-min.js" type="text/javascript"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/backbone.js/0.9.2/backbone-min.js" type="text/java...
how to ignore namespaces with XPath
...= @"<?xml version=""1.0"" encoding=""utf-8""?>
<ParentTag xmlns=""http://anyNamespace.com"">
<Identification value=""ID123456"" />
</ParentTag>
";
var xmlReader = new XmlTextReader(new MemoryStream(Encoding.Default.GetBytes(_withXmlns)));
xmlReader.Namespaces = fals...
How to apply CSS to iframe?
...in the original content with modifications:
$content = file_get_contents('https://www.google.com/calendar/embed?src=%23contacts%40group.v.calendar.google.com&ctz=America/Montreal');
Adding the path to your stylesheet:
$content = str_replace('</head>','<link rel="stylesheet" href="ht...