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How to find list intersection?
actual output: [1,3,5,6]
expected output: [1,3,5]
11 Answers
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Android get color as string value
...esources().getString(R.color.someColor);
you will get
colorStr = "#123456"
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Can anyone explain this strange behavior with signed floats in C#?
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388
The bug is in the following two lines of System.ValueType: (I stepped into the reference sourc...
How can I multiply all items in a list together with Python?
...t takes
a list of numbers and multiplies them together. Example:
[1,2,3,4,5,6] will give me 1*2*3*4*5*6 . I could really use your help.
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How would you make a comma-separated string from a list of strings?
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1023
my_list = ['a', 'b', 'c', 'd']
my_string = ','.join(my_list)
'a,b,c,d'
This won't work if th...
Why do we need C Unions?
... int i;
float f;
} u;
// Convert floating-point bits to integer:
u.f = 3.14159f;
printf("As integer: %08x\n", u.i);
Although this is technically undefined behavior according to the C standard (you're only supposed to read the field which was most recently written), it will act in a well-define...
Regex - how to match everything except a particular pattern
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You could use a look-ahead assertion:
(?!999)\d{3}
This example matches three digits other than 999.
But if you happen not to have a regular expression implementation with this feature (see Comparison of Regular Expression Flavors), you probably have to build a regula...
Why in C++ do we use DWORD rather than unsigned int? [duplicate]
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edited May 23 '17 at 12:02
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answered Jun 8 '10 at 6:46
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O(nlogn) Algorithm - Find three evenly spaced ones within binary string
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31 Answers
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