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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
... to deal with the spoofing validation explained here https://stackoverflow.com/a/23846121
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Internet Explorer's CSS rules limits
...tanding that you can only have 31 <style> and <link> tags (combined), and that each sheet can have up to 31 @import -s (so 31 <link> -s, each to 31 @import -s is fine, albeit insane).
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What is context in _.each(list, iterator, [context])?
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@csjacobs24: It's common to have a set of reusable functions that wouldn't have access to the local variable scope. Here's a simple example: jsfiddle.net/a6Rx4/745
– user1106925
May 16 '15 at 20:26
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C++ Modules - why were they removed from C++0x? Will they be back later on?
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Example of multipart/form-data
... maintaining a similar, but more in-depth answer at: https://stackoverflow.com/a/28380690/895245
To see exactly what is happening, use nc -l or an ECHO server and an user agent like a browser or cURL.
Save the form to an .html file:
<form action="http://localhost:8000" method="post" enctype="m...
Chrome Extension Message passing: response not sent
...ocumentation for chrome.runtime.onMessage.addListener:
This function becomes invalid when the event listener returns, unless you return true from the event listener to indicate you wish to send a response asynchronously (this will keep the message channel open to the other end until sendResponse...
Android: Specify two different images for togglebutton using XML
...lay the first item in your selector that it matches, so the default should come last. Arrange the items in the following manner to ensure they will all be utilized:
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:state_checked="true" android:state_pr...
How can I select all elements without a given class in jQuery?
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If want to check two class use as .not(".completed, .current")
– Nishantha
Aug 5 '15 at 12:16
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How to set cookie in node js using express framework?
... Note that cookie parser should now be installed separately. See npmjs.com/package/cookie-parser
– Joshua
Aug 27 '16 at 16:08
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ContextLoaderListener or not?
... . Why do they not only use the DispatcherServlet and make it to load the complete configuration?
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