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rails - Devise - Handling - devise_error_messages

...hould help you get started. :) Another update The resource object is actually the model that is being used by devise (go figure). resource.class #=> User resource.errors.class #=> ActiveModel::Error It also appears to be defined in a higher scope (probably coming from the contro...
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Toggle button using two image on different state

...android:background="@null" and android:drawableRight="@drawable/check". Usually I've found toggle buttons are right-justified. If you need it left-justified, use android:drawableLeft – Patrick Jun 1 '15 at 10:39 ...
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How can I mock dependencies for unit testing in RequireJS?

...'log'); yourModule.foo(); expect(console.log).toHasBeenCalledWith('hurp'); }) }); }); })(); So I'm using this approach in production for a while and its really robust. share | ...
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Is there a Python Library that contains a list of all the ascii characters?

...>> string.ascii_uppercase 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' If you want all printable characters: >>> string.printable '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;?@[\\]^_`{|}~ \t\n\r\x0b\x0c' ...
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Get element inside element by class and ID - JavaScript

...er than worrying about browser compatibility yourself (let someone else do all the work). If you want just a library to do that, then Sizzle will work great. In Sizzle, this would be be done like this: Sizzle("#foo .bar")[0].innerHTML = "Goodbye world!"; jQuery has the Sizzle library built-in...
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Find out time it took for a python script to complete execution

...test function" L = [] for i in range(100): L.append(i) if __name__=='__main__': from timeit import Timer t = Timer("test()", "from __main__ import test") print t.timeit() Then to convert to minutes, you can simply divide by 60. If you want the script runtime in an easi...
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android get real path by Uri.getPath()

I'm trying to get image from gallery. 7 Answers 7 ...
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Import regular CSS file in SCSS file?

...port a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss ...
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How to see which flags -march=native will activate?

I'm compiling my C++ app using GCC 4.3. Instead of manually selecting the optimization flags I'm using -march=native , which in theory should add all optimization flags applicable to the hardware I'm compiling on. But how can I check which flags is it actually using? ...
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How to get the sizes of the tables of a MySQL database?

I can run this query to get the sizes of all tables in a MySQL database: 16 Answers 16...