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Rails: create on has_one association
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First of all, here is how to do what you want:
@user = current_user
@shop = Shop.create(params[:shop])
@user.shop = @shop
Now here's why your version did not work:
You probably thought that this might work because if User had a has_many relation to S...
Difference between and
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<input type="button" /> buttons will not submit a form - they don't do anything by default. They're generally used in conjunction with JavaScript as part of an AJAX application.
<input type="submit"> buttons will submit the form they are in when the user clicks on them, unless yo...
Table overflowing outside of div
...tly declared from overflowing outside of its parent div . I presume I can do this in some way using max-width , but I can't seem to get this working.
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Codeigniter - no input file specified
...m a beginner in Codeigniter and I saw a CI tutorial and was just trying to do a simple thing. I downloaded the CI and added this file to controller directory, but it won't work.
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Double decimal formatting in Java
I'm having some problems formatting the decimals of a double. If I have a double value, e.g. 4.0, how do I format the decimals so that it's 4.00 instead?
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Amazon S3 CORS (Cross-Origin Resource Sharing) and Firefox cross-domain font loading
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Update September 10, 2014:
You shouldn't need to do any of the query string hacks below anymore since Cloudfront properly supports CORS now. See http://aws.amazon.com/blogs/aws/enhanced-cloudfront-customization/ and this answer for more info: https://stackoverflow.com/a/253...
A Java collection of value pairs? (tuples?)
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I like this, but what do you think about making the left and right fields public? It's pretty clear that the Pair class is never going to have any logic associated and all clients will need access to 'left' and 'right,' so why not make it easy?
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Navigation bar appear over the views with new iOS7 SDK
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I don't undestand why if you want to keep compatibility with ios6 you are forced to introduce a conditional case by code to check if the controller has that property or not..
– jerrygdm
Au...
How can I explode and trim whitespace?
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You can do the following using array_map:
$new_arr = array_map('trim', explode(',', $str));
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How to open a web server port on EC2 instance
...the steps that are described on this answer just instead of using the drop down, type the port (8787) in "port range" an then "Add rule".
Go to the "Network & Security" -> Security Group settings in the left hand navigation
Find the Security Group that your instance is apart of...