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List comprehension with if statement
I want to compare 2 iterables and print the items which appear in both iterables.
4 Answers
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Check if one IEnumerable contains all elements of another IEnumerable
...le<T> to work against, I would use Intersect.
var allOfList1IsInList2 = list1.Intersect(list2).Count() == list1.Count();
The performance of this should be very reasonable, since Intersect() will enumerate over each list just once. Also, the second call to Count() will be optimal if the unde...
lenses, fclabels, data-accessor - which library for structure access and mutation is better
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200
There are at least 4 libraries that I am aware of providing lenses.
The notion of a lens is t...
Why did Bootstrap 3 switch to box-sizing: border-box?
I'm migrating my Bootstrap themes from v2.3.2 to v3.0.0 and one thing I noticed is that a lot of dimensions are calculated differently, due to the following styles in bootstrap.css.
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Setting WPF image source in code
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420
After having the same problem as you and doing some reading, I discovered the solution - Pack U...
Combine Date and Time columns using python pandas
...y to_datetime:
In [11]: df['Date'] + ' ' + df['Time']
Out[11]:
0 01-06-2013 23:00:00
1 02-06-2013 01:00:00
2 02-06-2013 21:00:00
3 02-06-2013 22:00:00
4 02-06-2013 23:00:00
5 03-06-2013 01:00:00
6 03-06-2013 21:00:00
7 03-06-2013 22:00:00
8 03-06-2013 23:00:00
9 04-06-...
What does -fPIC mean when building a shared library?
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edited Jan 14 '14 at 15:26
FXQuantTrader
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answe...
add a string prefix to each value in a string column using Pandas
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236
df['col'] = 'str' + df['col'].astype(str)
Example:
>>> df = pd.DataFrame({'col':['...
C# Lambda expressions: Why should I use them?
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283
Lambda expressions are a simpler syntax for anonymous delegates and can be used everywhere an ...