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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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how to set a value for a span using JQuery
...rting HTML code that you want the browser to render. More info: api.jquery.com/text/#text2
– Gabriel Luci
Apr 18 '18 at 15:07
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C++ Modules - why were they removed from C++0x? Will they be back later on?
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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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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...
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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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 to merge two arrays in JavaScript and de-duplicate items
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edited Jun 20 at 9:12
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answered Oct 18 '09 at 8:42
LiraNunaLiraNuna
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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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