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No route matches “/users/sign_out” devise rails 3
I've installed devise on my app and applied the following in my application.html.erb file:
29 Answers
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Comparing two NumPy arrays for equality, element-wise
... all values of array (A==B) are True.
Note: maybe you also want to test A and B shape, such as A.shape == B.shape
Special cases and alternatives (from dbaupp's answer and yoavram's comment)
It should be noted that:
this solution can have a strange behavior in a particular case: if either A or B...
Adding command line options to CMake
I'm building a large library using CMake, and I would like users to be able to selectively enable/disable certain parts of my build process.
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How to get Twitter-Bootstrap navigation to show active link?
I'm not understanding how Twitter Bootstrap does active links for the navigation. If I have a regular navigation like this (with ruby on rails linking):
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How to list out all the subviews in a uiviewcontroller in iOS?
... +1 Apple recommends this approach (per WWDC 2013's Hidden Gems in Cocoa and Cocoa Touch session, tip #5).
– Slipp D. Thompson
Oct 6 '13 at 0:52
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Are different ports on the same server considered cross-domain? (Ajax-wise)
... considered to have the same origin, the protocol (http/https), the domain and the port (the default 80 or :xx) have to be indentical.
So no, you cannot use xhr against a different port.
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Equivalent of “continue” in Ruby
In C and many other languages, there is a continue keyword that, when used inside of a loop, jumps to the next iteration of the loop. Is there any equivalent of this continue keyword in Ruby?
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What is the Bash equivalent of Python's pass statement
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true is a command that successfully does nothing.
(false would, in a way, be the opposite: it doesn't do anything, but claims that a failure occurred.)
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Find substring in the string in TWIG
...g. On the words, I need analogue of 'strstr' or 'strpos' in php.
I googled and searched this issue in stackoverflow but nothing found. Does someone know how to solve this problem?
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Dynamically generating a QR code with PHP [closed]
...rate,
the chl is the url-encoded string you want to change into a QR code, and
the choe is the (optional) encoding.
The link, above, gives more detail, but to use it just have the src of an image point to the manipulated value, like so:
<img src="https://chart.googleapis.com/chart?chs=300x300&...