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How can I call controller/view helper methods from the console in Ruby on Rails?
... that's not included by default (say, because you removed helper :all from ApplicationController), just include the helper.
>> include BogusHelper
>> helper.bogus
=> "bogus output"
As for dealing with controllers, I quote Nick's answer:
> app.get '/posts/1'
> response = app...
How can I resolve “Error: No developer directory found at /Developer”?
...4.3.1.
I'm using a script to build (and then deploy through Testflight) my app.
But I now receive this error:
4 Answers
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How to fully remove Xcode 4
...s --mode=all
Edit (1 year later):
If you've downloaded Xcode from the App Store, it's self-contained, as @mediaslave suggests. You can just drag it to the trash or use AppZapper (or a similar utility) to remove the developer tools.
If you're looking to update it, you can also do that straight ...
What is process.env.PORT in Node.js?
...ronment variable PORT, or 3000 if there's nothing there.
So you pass that app.listen, or to app.set('port', ...), and that makes your server be able to accept a parameter from the environment what port to listen on.
If you pass 3000 hard-coded to app.listen(), you're always listening on port 3000,...
How to change the Text color of Menu item in Android?
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NOTE: This MUST go in the main Theme definition for your app, NOT within the actionBarStyle for example. It won't work within actionBarStyle, even though that seems logical!
– Colin M.
Sep 24 '14 at 18:31
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How to use Morgan logger?
...sponses and related data. When added as a middleware to an express/connect app, by default it should log statements to stdout showing details of: remote ip, request method, http version, response status, user agent etc. It allows you to modify the log using tokens or add color to them by defining 'd...
Difference between Activity Context and Application Context
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They are both instances of Context, but the application instance is tied to the lifecycle of the application, while the Activity instance is tied to the lifecycle of an Activity. Thus, they have access to different information about the application environment.
If you...
How to add facebook share button on my website?
... Important note: This idea on mobile opens the Facebook website (Not FB app). Little (Or big) con.
– Ezra Siton
Apr 9 at 16:07
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show 3 m...
UISegmentedControl below UINavigationbar in iOS 7
...turn UIBarPositionTopAttached in positionForBar:. You can see in the store app, if you perform an interactive pop gesture, that the segment bar does not move the same as the navigation bar. That's because they are not the same bar.
Now to remove the hairline. The "hairline" is an UIImageView that...
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
Sometimes when I run an application on device from Xcode I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What...