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Is there a difference between `continue` and `pass` in a for loop in python?
...
407
Yes, they do completely different things. pass simply does nothing, while continue goes on wit...
How to group dataframe rows into list in pandas groupby?
...'A','A','B','B','B','C'], 'b':[1,2,5,5,4,6]})
df
Out[1]:
a b
0 A 1
1 A 2
2 B 5
3 B 5
4 B 4
5 C 6
In [2]: df.groupby('a')['b'].apply(list)
Out[2]:
a
A [1, 2]
B [5, 5, 4]
C [6]
Name: b, dtype: object
In [3]: df1 = df.groupby('a')['b'].apply(list).reset_in...
Reading string from input with space character? [duplicate]
...
Use:
fgets (name, 100, stdin);
100 is the max length of the buffer. You should adjust it as per your need.
Use:
scanf ("%[^\n]%*c", name);
The [] is the scanset character. [^\n] tells that while the input is not a newline ('\n') take inpu...
When should I use double instead of decimal?
...
310
I think you've summarised the advantages quite well. You are however missing one point. The deci...
Why is `std::move` named `std::move`?
...eadable.
The history of move dates back to the original move proposal in 2002. This paper first introduces the rvalue reference, and then shows how to write a more efficient std::swap:
template <class T>
void
swap(T& a, T& b)
{
T tmp(static_cast<T&&>(a));
a = s...
Java: How to test methods that call System.exit()?
...quals("Exit status", 42, e.status);
}
}
}
Update December 2012:
Will proposes in the comments using System Rules, a collection of JUnit(4.9+) rules for testing code which uses java.lang.System.
This was initially mentioned by Stefan Birkner in his answer in December 2011.
System.ex...
How do I find out my MySQL URL, host, port and username?
...
10 Answers
10
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Creating an array of objects in Java
...e this:
a1 = new A();
Similarly, with the array you need to do this:
a[0] = new A();
...before using it.
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Make div stay at bottom of page's content all the time even when there are scrollbars
...ition: fixed was designed for:
#footer {
position: fixed;
bottom: 0;
width: 100%;
}
Here's the fiddle: http://jsfiddle.net/uw8f9/
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How to beautify JSON in Python?
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Etienne PerotEtienne Perot
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