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Use rescue_from ActiveRecord::RecordNotUnique when DB transaction fail on uniqueness check
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1103
posted 10 years ago by yaworsk
A very concise ruby on rails helper method that converts seconds into human readable format. It will not display any time periods that have 0 (ie: 1 hour 13 seconds - skipping minutes as there were none) Due to complexity, months were not factored...
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2176
posted 11 years ago by uberdragon
You want to start a new Rails app. But you also want to start a new RVM gemset for the app so you can start with the latest Rails and gems. In this code snippet I show how I start off an up-to-date Rails project in a clean gemset.
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1346
posted 12 years ago by dreamstarter
Supported brands
name | key
-----------------------
American Express | :amex
China UnionPay | :unionpay
Diners Club | :diners
Dinner Club US | :diners_us
Discover | :discover...
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2360
posted 12 years ago by Fivell
Working on the problem described here: http://forums.att.com/t5/Data-Messaging-Features-Internet/3G-proxy-wnsnet-attws-com-strips-HTTP-response-headers/m-p/3294533/highlight/false#M59737
After some testing we found the below code to fix our troubl...
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1274
posted 12 years ago by mightybs
Esto suele ocurrer muy amenudo cuando instalamos Ruby on Rails antes que MySQL. Es un error "Library not loaded: libmysqlclient.18.dylib (LoadError)" donde lista los directorios donde busca y no lo encuentra. La solución es guiarle para que lo encue...
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1208
posted 13 years ago by skozz
If each title is unique and you need alphabetical, try this in your Post model. You can change title to any unique attribute (created_at, id, etc.) if you need a different sort order.
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1076
posted 14 years ago by gmericksen
This will require a user to log back in if they are inactive for more than 10 minutes. In order for this feature to be used you must have a last_request_at datetime column in your table for whatever model you are authenticating with.
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1198
posted 14 years ago by gmericksen
Put this in application layout for global use. Have a hidden div called 'loadicon' with a loading icon (or whatever) in it, which is shown/hidden on ajax calls.
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1196
posted 14 years ago by insanedreamer
Add this to .irbrc.
Allows the following in console:
> gethtml('/login')
=> HTML of whatever page is generated by /login
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1170
posted 14 years ago by insanedreamer
in Rails 2, use `include ActionController::UrlWriter` instead.
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2650
posted 14 years ago by insanedreamer
Put this in `test_helper.rb` and call with `show(object1, object2, etc.)`
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1112
posted 14 years ago by insanedreamer