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How to get the original value of an attribute in Rails
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243
Before rails 5.1
Appending _was to your attribute will give you the previous value.
For rails ...
Why does this code segfault on 64-bit architecture but work fine on 32-bit?
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3 Answers
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MAC addresses in JavaScript
... Grey PantherGrey Panther
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
In Firefox 3, the answer is 6 per domain: as soon as a 7th XmlHttpRequest (on any tab) to the same domain is fired, it is queued until one of the other 6 finish.
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'System.Net.Http.HttpContent' does not contain a definition for 'ReadAsAsync' and no extension metho
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answered Jan 25 '13 at 12:53
Water Cooler v2Water Cooler v2
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Is there a way to pass optional parameters to a function?
... Jim DeLaHuntJim DeLaHunt
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What is “X-Content-Type-Options=nosniff”?
...ing Chrome/Chromium, Edge, IE >= 8.0, Firefox >= 50 and Opera >= 13. See :
https://blogs.msdn.com/b/ie/archive/2008/09/02/ie8-security-part-vi-beta-2-update.aspx?Redirected=true
Sending the new X-Content-Type-Options response header with the value
nosniff will prevent Internet Explor...
JavaScript seconds to time string with format hh:mm:ss
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43 Answers
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Creating a blurring overlay view
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edited Jul 8 '19 at 10:31
Eric
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answered S...
Empty arrays seem to equal true and false at the same time
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edited Jun 23 '16 at 1:38
d_ethier
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answered Mar ...