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Hide keyboard when scroll UITableView
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For those who forgets, you still needs to make UITextfield resign first responder.
– skyline75489
Dec 23 '15 at 4:04
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Create nice column output in python
..., 'c'], ['aaaaaaaaaa', 'b', 'c'], ['a', 'bbbbbbbbbb', 'c']]
col_width = max(len(word) for row in data for word in row) + 2 # padding
for row in data:
print "".join(word.ljust(col_width) for word in row)
a b c
aaaaaaaaaa b c
a ...
How do I parse a string to a float or int?
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def num(s):
try:
return int(s)
except ValueError:
return float(s)
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What does “not run” mean in R help pages?
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"not run" encloses code that shouldn't be executed in the example function (e.g. time-consuming code parts, user-interaction, ...).
see e.g. ?example:
As detailed in the manual Writing R Extensions, the author of
the help page can markup parts of the examples for tw...
How do I calculate the date six months from the current date using the datetime Python module?
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hasNext in Python iterators?
Haven't Python iterators got a hasNext method?
13 Answers
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What's the reason I can't create generic array types in Java?
... But what about erasure? Why doesn't that apply?
– Qix - MONICA WAS MISTREATED
Mar 5 '13 at 8:22
15
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How to model type-safe enum types?
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http://www.scala-lang.org/docu/files/api/scala/Enumeration.html
Example use
object Main extends App {
object WeekDay extends Enumeration {
type WeekDay = Value
val Mon, Tue, Wed, Thu, Fri, Sat, Sun = Value
}
import WeekDay._
def isWorkingDay(d: WeekDay) = !...
Why main does not return 0 here?
...r than just a move and a return—so it’s almost certainly a register, eax specifically on x86.
– Jon Purdy
Dec 30 '11 at 9:37
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Difference between Control Template and DataTemplate in WPF
...ol is rendered for its own sake, and doesn't reflect underlying data. For example, a Button wouldn't be bound to a business object - it's there purely so it can be clicked on. A ContentControl or ListBox, however, generally appear so that they can present data for the user.
A DataTemplate, therefor...