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Plotting a list of (x, y) coordinates in python matplotlib
...er this example:
import numpy as np
import matplotlib.pyplot as plt
N = 50
x = np.random.rand(N)
y = np.random.rand(N)
plt.scatter(x, y)
plt.show()
will produce:
To unpack your data from pairs into lists use zip:
x, y = zip(*li)
So, the one-liner:
plt.scatter(*zip(*li))
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Github: Import upstream branch into fork
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answered Dec 10 '10 at 15:42
urschreiurschrei
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Get selected subcommand with argparse
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edited Jun 6 '14 at 14:01
Pigueiras
16.8k99 gold badges5757 silver badges8383 bronze badges
answered ...
How to use mod operator in bash?
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Try the following:
for i in {1..600}; do echo wget http://example.com/search/link$(($i % 5)); done
The $(( )) syntax does an arithmetic evaluation of the contents.
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Determine whether an array contains a value [duplicate]
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1005
var contains = function(needle) {
// Per spec, the way to identify NaN is that it is not e...
Objective-C parse hex string to integer
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Joshua Weinberg's answer is mostly correct, however the 0x prefix is optional when scanning hexadecimal integers. If you have a string in the format #01FFFFAB, you can still use NSScanner, but you can skip the first character.
unsigned result = 0;
NSScanner *scanner = [NSScanner...
How to align texts inside of an input?
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edited Apr 5 '13 at 20:04
Connor Gurney
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answered Aug 28 '12 a...
How to convert a LocalDate to an Instant?
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101
The Instant class represents an instantaneous point on the time-line. Conversion to and from a ...
Convert decimal to binary in python [duplicate]
... representation of a given number in binary, use bin(i)
>>> bin(10)
'0b1010'
>>> 0b1010
10
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Why does find -exec mv {} ./target/ + not work?
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From the manual page:
-exec command ;
Execute command; true if 0 status is returned. All following arguments to find are taken to be arguments to the command until an argument consisting of `;' is encountered. The string `{}' is replaced by the current file name being processed ever...