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What is the best way to do a substring in a batch file?
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3 Answers
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Add one row to pandas DataFrame
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632
You can use df.loc[i], where the row with index i will be what you specify it to be in the data...
How to sort objects by multiple keys in Python?
... case you like your code terse.
Later 2016-01-17
This works with python3 (which eliminated the cmp argument to sort):
from operator import itemgetter as i
from functools import cmp_to_key
def cmp(x, y):
"""
Replacement for built-in function cmp that was removed in Python 3
Compare...
Multidimensional Array [][] vs [,] [duplicate]
...uble[5][];
x[0] = new double[10];
x[1] = new double[5];
x[2] = new double[3];
x[3] = new double[100];
x[4] = new double[1];
Because each entry in the array is a reference to an array of double. With a jagged array, you can do an assignment to an array like you want in your second example:
x[0] =...
How to remove an element from a list by index
...y the index of the element you want to delete:
>>> a = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
>>> del a[-1]
>>> a
[0, 1, 2, 3, 4, 5, 6, 7, 8]
Also supports slices:
>>> del a[2:4]
>>> a
[0, 1, 4, 5, 6, 7, 8, 9]
Here is the section from the tutorial.
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Best way to combine two or more byte arrays in C#
I have 3 byte arrays in C# that I need to combine into one. What would be the most efficient method to complete this task?
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Regular expression search replace in Sublime Text 2
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BobulousBobulous
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How to handle exceptions in a list comprehensions?
...rtelli
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How to convert list of key-value tuples into dictionary?
...injagecko
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What are the special dollar sign shell variables?
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$1, $2, $3, ... are the positional parameters.
"$@" is an array-like construct of all positio...