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How to redirect to a 404 in Rails?
...lity built in already. If you want to show a 404 page, create a render_404 method (or not_found as I called it) in ApplicationController like this:
def not_found
raise ActionController::RoutingError.new('Not Found')
end
Rails also handles AbstractController::ActionNotFound, and ActiveRecord::R...
iOS UIImagePickerController result image orientation after upload
...y imageOrientation, which instructs the UIImageView and other UIImage consumers to rotate the raw image data. There's a good chance that this flag is being saved to the exif data in the uploaded jpeg image, but the program you use to view it is not honoring that flag.
To rotate the UIImage to displ...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
From my main activity , I need to call an inner class and in a method within the class, I need to show AlertDialog . After dismissing it, when the OK button is pressed, forward to Google Play for purchase.
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
How do you convert a Unix timestamp (seconds since epoch) to Ruby DateTime?
6 Answers
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Mysql adding user for remote access
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This helped me with using a WebFaction private MySQL instance. I followed your CREATE USER and GRANT ALL steps, set mysql.default_port = <private instance port> in my php.ini, and then used 127.0.0.1 throughout for my db hostname
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Android Shared preferences for creating one time activity (example) [closed]
... I am using intent from A to B and then B to C.What i want is that every time I open my app I want C as my home screen and not A and B anymore.
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Convert HTML + CSS to PDF [closed]
I have an HTML (not XHTML) document that renders fine in Firefox 3 and IE 7. It uses fairly basic CSS to style it and renders fine in HTML.
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How do I build a graphical user interface in C++? [closed]
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Essentially, an operating system's windowing system exposes some API calls that you can perform to do jobs like create a window, or put a button on the window. Basically, you get a suite of header files and you can call functions in those imported libraries, just like you'd do with stdl...
Android studio Gradle icon error, Manifest Merger
I keep seeing this message and not sure how to solve it for good.
16 Answers
16
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Android 4.3 Bluetooth Low Energy unstable
... Android 4.3, I have noticed that after I connect a device for the first time I am rarely able to successfully connect to / communicate with that device or any other device again.
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