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encryption/decryption with multiple keys
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answered Feb 28 '09 at 0:34
David SegondsDavid Segonds
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How to add 2 buttons into the UINavigationbar on the right side without IB?
...lable in iOS 5 as well.
– iAmd
Jun 10 '13 at 7:50
1
Nice and simple! I also included the existing...
How to detect UI thread on Android?
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200
Common practice to determine the UI Thread's identity is via Looper#getMainLooper:
if (Looper....
How to tell if rails is in production?
...ment if the request is considered "local" (that is from localhost or 127.0.0.1), you can override this by adding this to your ApplicationController
def local_request?
false
end
You can find this method in the docs in the api
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UIViewContentModeScaleAspectFill not clipping
I'm trying to draw some thumbnail images at a fixed size (100x100) using UIImageView . I've set the frame size of my image view to be 100x100, and set the contentMode to UIViewContentModeScaleAspectFill .
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How can I add remote repositories in Mercurial?
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130
You add entries to the [paths] section of your local clone's .hg/hgrc file. Here's an example o...
Default value for field in Django model
...e/ref/models/fields/#editable
b = models.CharField(max_length=7, default='0000000', editable=False)
Also, your id field is unnecessary. Django will add it automatically.
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Replace None with NaN in pandas dataframe
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140
You can use DataFrame.fillna or Series.fillna which will replace the Python object None, not the...
Ruby/Rails: converting a Date to a UNIX timestamp
How would I get a UNIX timestamp (number of seconds since 1970 GMT) from a Date object in a Rails app?
5 Answers
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What does “abstract over” mean?
... numbers under a single symbol ns:
def sumOf(ns: List[Int]) = ns.foldLeft(0)(_ + _)
And we don't particularly care that it's a List either. List is a specific type constructor (takes a type and returns a type), but we can abstract over the type constructor by specifying which essential characteri...