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Replacement for deprecated sizeWithFont: in iOS 7?
In iOS 7, sizeWithFont: is now deprecated. How do I now pass in the UIFont object into the replacement method sizeWithAttributes: ?
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Image fingerprint to compare similarity of many images
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Normal hashing or CRC calculation algorithms do not work well with image data. The dimensional nature of the information must be taken into account.
If you need extremely robust fingerprinting, such that affine transformations (scaling, rotation, translation, fli...
Why is sizeof considered an operator?
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Because the C standard says so, and it gets the only vote.
As consequences:
The operand of sizeof can be a parenthesised type, sizeof (int), instead of an object expression.
The parentheses are unnecessary: int a; printf("%d\n", sizeof a); is perfectly fine....
Comparing two java.util.Dates to see if they are in the same day
I need to compare two Date s (e.g. date1 and date2 ) and come up with a boolean sameDay which is true of the two Date s share the same day, and false if they are not.
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Batch equivalent of Bash backticks
When working with Bash, I can put the output of one command into another command like so:
5 Answers
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ListView item background via custom selector
Is it possible to apply a custom background to each Listview item via the list selector?
10 Answers
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What do
...they're subclasses of a generic function type (From) => To, but that's all it says. Um, what? Maybe there's documentation somewhere, but search engines don't handle "names" like "
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The modulo operation on negative numbers in Python
...) / 4 = -1.25 --> floor(-1.25) = -2
(-5) % 4 = (-2 × 4 + 3) % 4 = 3.
It is chosen over the C behavior because a nonnegative result is often more useful. An example is to compute week days. If today is Tuesday (day #2), what is the week day N days before? In Python we can compute with
return (2...
How can I write to the console in PHP?
Is it possible write a string or log into the console?
26 Answers
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Sublime Text 2 - Show file navigation in sidebar
I just switched to Sublime Text as my new editor. If I open the sidebar it shows the opening file, but what I want is a file navigation sidebar, is it possible to change that without downloading plugins?
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