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Detect permission of camera in iOS
... if you are testing code that uses this, you can't merely delete your App from the testing device and then re-instal. Doing this will not cause iOS to reissue the request to the user! What's worked for me though is to change the Bundle ID of the app each time I want to test this. A pain in the bum, ...
How can I import Swift code to Objective-C?
...ft classes in your project that are either annotated with @objc or inherit from NSObject.
Considerations:
If your target name contains spaces, replace them with underscores (e.g. My Project becomes My_Project-Swift.h)
If your target is a framework, you need to import <TargetName/TargetName-Swi...
Do we still need end slashes in HTML5?
...elements", and does not address closing slashes in void elements).
Citing from http://www.w3.org/TR/html5/syntax.html#start-tags (number 6):
Then, if the element is one of the void elements, or if the element is a foreign element, then there may be a single "/" (U+002F) character. This characte...
Firing events on CSS class changes in jQuery
... respective functionality. for instance, if i have one object that changes from red to blue and three objects waiting for it to change, when it changes, i can just trigger the changeColor event, and all those objects subscribing to that event can react accordingly.
– Jason
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Why use armeabi-v7a code over armeabi code?
...erefore, there are no devices with Android 4 or higher which would benefit from armeabi at all.
This is probably why the Android NDK doesn't even support armeabi anymore as per revision r17b. [source]
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How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
...A proper Rack middleware solution (instead of fragile alias_method_chain) from @macournoyer https://github.com/rails/rails/issues/2639#issuecomment-6591735
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Left-pad printf with spaces
...like your use of string literal concatenation to keep indentation separate from the rest of the printf format. One suggestion: use an empty string instead of a single space for the indent string. That way indent == 0 will work as expected. (i.e., printf(..., indent, "", ...))
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Create the perfect JPA entity [closed]
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I'll try to answer several key points: this is from long Hibernate/ persistence experience including several major applications.
Entity Class: implement Serializable?
Keys needs to implement Serializable. Stuff that's going to go in the HttpSession, or be sent over the ...
How to safely open/close files in python 2.4
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Here is example given which so how to use open and "python close
from sys import argv
script,filename=argv
txt=open(filename)
print "filename %r" %(filename)
print txt.read()
txt.close()
print "Change the file name"
file_again=raw_input('>')
print "New file name %r" %(file_again)
txt_ag...
Turning Sonar off for certain code
...s for the user interface you can issue a flag as a false positive directly from the interface.
The reason why I recommend suppression of specific warnings is that it's a better practice to block a specific issue instead of using //NOSONAR and risk a Sonar issue creeping in your code by accident.
You...