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How to capture UIView to UIImage without loss of quality on retina display
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edited Apr 7 '19 at 6:03
Cœur
29.8k1515 gold badges166166 silver badges214214 bronze badges
answered...
Append value to empty vector in R?
...length(values)) vector[i] <- values[i] )
# user system elapsed
# 0.340 0.000 0.343
vector <- character(length(values))
# fast(er)
system.time( for (i in 1:length(values)) vector[i] <- values[i] )
# user system elapsed
# 0.024 0.000 0.023
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Checking if a double (or float) is NaN in C++
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357
According to the IEEE standard, NaN values have the odd property that comparisons involving th...
Can bash show a function's definition?
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370
Use type. If foobar is e.g. defined in your ~/.profile:
$ type foobar
foobar is a function
fo...
Sort a Map by values
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edited Apr 3 '18 at 0:00
community wiki
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Is it possible to modify variable in python that is in outer, but not global, scope?
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Python 3.x has the nonlocal keyword. I think this does what you want, but I'm not sure if you are running python 2 or 3.
The nonlocal statement causes the listed identifiers to refer to
previously bound variables in the neare...
Why is NaN not equal to NaN? [duplicate]
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered May 14 '14 at 23:06
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How to display an unordered list in two columns?
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384
Modern Browsers
leverage the css3 columns module to support what you are looking for.
http:/...
Get class name of object as string in Swift
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31 Answers
31
Active
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In Perl, how can I read an entire file into a string?
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83
Add:
local $/;
before reading from the file handle. See How can I read in an entire file all...