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how to permit an array with strong parameters
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This https://github.com/rails/strong_parameters seems like the relevant section of the docs:
The permitted scalar types are String, Symbol, NilClass, Numeric, TrueClass, FalseClass, Date, Time, DateTime, StringIO, IO,
Action...
Difference between Grunt, NPM and Bower ( package.json vs bower.json )
...ou can do everything directly in NPM!
Google "npm as build tool" result:
https://medium.com/@dabit3/introduction-to-using-npm-as-a-build-tool-b41076f488b0#.c33e74tsa
Webpack: https://webpack.github.io/docs/installation.html
Don't get me wrong people use other workflows and I still use GULP in my...
How can I force WebKit to redraw/repaint to propagate style changes?
...the display + offset trigger didn't work for me, I found a solution here:
http://mir.aculo.us/2009/09/25/force-redraw-dom-technique-for-webkit-based-browsers/
i.e.
element.style.webkitTransform = 'scale(1)';
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Immediate Child selector in LESS
...ontrol {
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}
}
& always refers to the current selector.
See http://lesscss.org/features/#features-overview-feature-nested-rules
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f...
Is there a CSS selector by class prefix?
...allow you to check attributes for a string. (in this case - a class-name)
https://developer.mozilla.org/en-US/docs/Web/CSS/Attribute_selectors
(looks like it's actually at 'recommendation' status for 2.1 and 3)
Here's an outline of how I *think it works:
[ ] : is the container for complex sele...
How do I auto-hide placeholder text upon focus using css or jquery?
...$(this).attr('placeholder', $(this).data('holder'));
});
});
Test: http://jsfiddle.net/mPLFf/4/
-EDIT-
Actually, since placeholder should be used to describe the value, not the name of the input. I suggest the following alternative
html:
<label class="overlabel">
<span>F...
Difference between CouchDB and Couchbase
...attachments (you have to store additional files as new key/value pairs)
no HTTP API for everything (you need to use the Couchbase Server SDKs or one of the Experimental Client Libraries at Couchbase Develop so no experiments with curl and wget)
no CouchDB API (it uses the Memcached API instead)
you ...
Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
... Thank you! The period/comma didn't seem to be very meaningful, until this http://blogs.msdn.com/b/zainnab/archive/2013/09/10/zooming-in-and-out-of-text-in-the-editor.aspx pointed out it's also </>, "greater than" and "less than", which makes sense.
– Pierre
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Reading a List from properties file and load with spring annotation @Value
... whitespace there, the ConversionServiceFactoryBean takes care of it.
See http://docs.spring.io/spring/docs/current/spring-framework-reference/htmlsingle/#core-convert-Spring-config
In a Spring application, you typically configure a ConversionService instance per Spring container (or Applicatio...
django urls without a trailing slash do not redirect
...tch any of the patterns in the URLconf and it doesn’t end in a slash, an HTTP redirect is issued to the same URL with a slash appended. Note that the redirect may cause any data submitted in a POST request to be lost.". "The APPEND_SLASH setting is only used if CommonMiddleware is installed..."....