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How do you split a list into evenly sized chunks?
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Import pandas dataframe column as string not int
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Just want to reiterate this will work in pandas >= 0.9.1:
In [2]: read_csv('sample.csv', d...
Take a char input from the Scanner
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You could take the first character from Scanner.next:
char c = reader.next().charAt(0);
To ...
inserting characters at the start and end of a string
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Strings are immutable so you can't insert characters into an existing string. You have to crea...
Bootstrap full-width text-input within inline-form
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The bootstrap docs says about this:
Requires custom widths Inputs, selects, and textareas ...
How to compare two dates?
...rt datetime, timedelta
>>> past = datetime.now() - timedelta(days=1)
>>> present = datetime.now()
>>> past < present
True
>>> datetime(3000, 1, 1) < present
False
>>> present - datetime(2000, 4, 4)
datetime.timedelta(4242, 75703, 762105)
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How is this fibonacci-function memoized?
...is asked for again. If we define some list, xs=[0..] and later ask for its 100th element, xs!!99, the 100th slot in the list gets "fleshed out", holding the number 99 now, ready for next access.
That is what that trick, "going-through-a-list", is exploiting. In normal doubly-recursve Fibonacci def...
What is the best way to test for an empty string in Go?
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Objective-C Split()?
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NSArray *arrayOfComponents = [yourString componentsSeparatedByString:@":"];
where yourString...
Append an object to a list in R in amortized constant time, O(1)?
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17 Answers
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