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ReactJS: Modeling Bi-Directional Infinite Scrolling
...render them, it's really cheap to just allocate them and discard them. If 10k allocations is too big, you can instead pass a function that takes a range and return the elements.
<List>
{thousandelements.map(function() { return <Element /> })}
</List>
Your List component is kee...
How do I change the background color of a plot made with ggplot2
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edited Apr 12 '14 at 16:05
PatrickT
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answered J...
Is there a splice method for strings?
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make arrayList.toArray() return more specific types
...ist = new ArrayList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementation would realloc a properly sized array anyway so you were better doing it upfront. Sinc...
PHP function to make slug (URL string)
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edited Jul 17 '18 at 20:04
leoap
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answered Ju...
Counting the Number of keywords in a dictionary in python
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edited Feb 7 '10 at 5:11
answered Feb 6 '10 at 7:41
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How to define a function in ghci across multiple lines?
... line and it works (guards do not care about spacing)
let abs n | n >= 0 = n | otherwise = -n
If you wanted to write your function with multiple definitions that pattern match on the arguments, like this:
fact 0 = 1
fact n = n * fact (n-1)
Then you would use braces with semicolons separatin...
Python Dictionary Comprehension
... like.
>>> d = {n: n**2 for n in range(5)}
>>> print d
{0: 0, 1: 1, 2: 4, 3: 9, 4: 16}
If you want to set them all to True:
>>> d = {n: True for n in range(5)}
>>> print d
{0: True, 1: True, 2: True, 3: True, 4: True}
What you seem to be asking for is a way ...
Computational complexity of Fibonacci Sequence
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edited Jan 30 '19 at 8:48
community wiki
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How do I ZIP a file in C#, using no 3rd-party APIs?
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edited Mar 24 '11 at 13:03
adrianbanks
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a...