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What exactly does the .join() method do?
I'm pretty new to Python and am completely confused by .join() which I have read is the preferred method for concatenating strings.
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Macro vs Function in C
I always saw examples and cases where using a macro is better than using function.
11 Answers
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how do I insert a column at a specific column index in pandas?
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see docs: http://pandas.pydata.org/pandas-docs/stable/generated/pandas.DataFrame.insert.html
using loc = 0 will insert at the beginning
df.insert(loc, column, value)
df = pd.DataFrame({'B': [1, 2, 3], 'C': [4, 5, 6]})
df
Out:
B C
0 1 4
1 2 5
2 3 6
idx = 0
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Can someone explain the right way to use SBT?
I'm getting out off the closet on this! I don't understand SBT. There, I said it, now help me please.
4 Answers
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App restarts rather than resumes
...e can help me figure out, if not a solution, at least an explanation for a behaviour.
9 Answers
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Remove the last character from a string [duplicate]
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Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Apr 8 '11 at 9:16
anonanon
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How to get the type of a variable in MATLAB?
Does MATLAB have a function/operator that indicates the type of a variable (similar to the typeof operator in JavaScript)?
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When to use LinkedList over ArrayList in Java?
I've always been one to simply use:
33 Answers
33
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Why are C# 4 optional parameters defined on interface not enforced on implementing class?
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UPDATE: This question was the subject of my blog on May 12th 2011. Thanks for the great question!
Suppose you have an interface as you describe, and a hundred classes that implement it. Then you decide to make one of the parameters of one of the interface'...
TypeScript function overloading
Section 6.3 of the TypeScript language spec talks about function overloading and gives concrete examples on how to implement this. However if I try something like this:
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