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In Python, what is the difference between “.append()” and “+= []”?
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Remove Object from Array using JavaScript
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You can use several methods to remove item(s) from an Array:
//1
someArray.shift(); // first e...
StringBuilder vs String concatenation in toString() in Java
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
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I'd just use zip:
In [1]: from pandas import *
In [2]: def calculate(x):
...: return ...
Java - removing first character of a string
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How to filter git diff based on file extensions?
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answered Dec 18 '11 at 21:33
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Difference between signed / unsigned char [duplicate]
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134
There's no dedicated "character type" in C language. char is an integer type, same (in that re...
Why does C++ rand() seem to generate only numbers of the same order of magnitude?
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There are only 3% of numbers between 1 and 230 which are NOT between 225 and 230. So, this sounds pretty normal :)
Because 225 / 230 = 2-5 = 1/32 = 0.03125 = 3.125%
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Redis strings vs Redis hashes to represent JSON: efficiency?
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170
It depends on how you access the data:
Go for Option 1:
If you use most of the fields on mo...