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How to do math in a Django template?
...ation and division you can misuse the built-in widthratio template tag. To compute a*b use {% widthratio a 1 b %}, for a/b use {% widthratio a b 1 %}. Only drawback, the results are rounded to an integer before returning. Using Django’s widthratio template tag for multiplication & division
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What is the AppDelegate for and how do I know when to use it?
...AppDelegate* del = [AppDelegate sharedAppDelegate]; (see developer.apple.com/library/mac/#documentation/Cocoa/Conceptual/…) what does that mean? i can see examples of using it but i don't really understand the theory behind it (see this example:developer.apple.com/library/ios/#samplecode/…)
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How can I save an image to the camera roll?
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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
... to deal with the spoofing validation explained here https://stackoverflow.com/a/23846121
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Ignore modified (but not committed) files in git?
...n I tell git to ignore files that are modified (deleted) but should not be committed?
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How to change a field name in JSON using Jackson
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codestyle; put javadoc before or after annotation?
...t the most vital of issues, but I just realised that I can put the javadoc comment block before or after the annotation. What would we want to adopt as a coding standard?
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express throws error as `body-parser deprecated undefined extended`
... nested array like syntax to be parsed such as test[foo][bar]=baz (which becomes {'test': {'foo': {'bar': 'baz'}}})
– Bailey Parker
Jul 11 '15 at 3:35
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