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How exactly does the python any() function work?
...urrounding []'s: [x > 0 for x in lst]. From the lst containing [-1, -2, 10, -4, 20], you would get this comprehended list: [False, False, True, False, True]. This internal value would then get passed to the any function, which would return True, since there is at least one True value.
But with g...
How to remove all click event handlers using jQuery?
...
TStamperTStamper
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Split (explode) pandas dataframe string entry to separate rows
...ach row:
In [134]: df
Out[134]:
aaa myid num text
0 10 1 [1, 2, 3] [aa, bb, cc]
1 11 2 [] []
2 12 3 [1, 2] [cc, dd]
3 13 4 [] []
In [135]: explode(df, ['num','text'], fill_value='')
Out[135]:
aaa myid ...
C# elegant way to check if a property's property is null
...|
edited Aug 19 '14 at 17:10
answered Apr 2 '14 at 10:56
Kr...
How can I set the Secure flag on an ASP.NET Session Cookie?
...s requireSSL="true" lockItem="true" />. More info here dotnetnoob.com/2010/11/how-to-secure-aspnet-cookies.html
– JTech
Apr 8 '16 at 1:03
1
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Get all attributes of an element using jQuery
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edited Feb 1 '13 at 13:10
answered Feb 1 '13 at 11:58
pi...
Foreach loop, determine which is the last iteration of the loop
...
10
You code will iterate twice thru the entire collection - bad if the collection isn't small. See this answer.
– Shimmy...
Choice between vector::resize() and vector::reserve()
... the only effect.
So it depends on what you want. If you want an array of 1000 default items, use resize(). If you want an array to which you expect to insert 1000 items and want to avoid a couple of allocations, use reserve().
EDIT: Blastfurnace's comment made me read the question again and reali...
How do Mockito matchers work?
...nts left-to-right before invoking a method:
when(foo.quux(anyInt(), and(gt(10), lt(20)))).thenReturn(true);
[6] [5] [1] [4] [2] [3]
This will:
Add anyInt() to the stack.
Add gt(10) to the stack.
Add lt(20) to the stack.
Remove gt(10) and lt(20) and add and(gt(10), lt(20)).
Call foo...
'await' works, but calling task.Result hangs/deadlocks
...test.
– Stephen Cleary
Oct 8 '15 at 10:21
69
@StephenCleary: there's no "enouraging" of async voi...