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Understanding repr( ) function in Python
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>>> x = 'foo'
>>> x
'foo'
So the name x is attached to 'foo' string. When you call for example repr(x) the interpreter puts 'foo' instead of x and then calls repr('foo').
>>> repr(x)
"'foo'"
>>> x.__...
Setting environment variables on OS X
What is the proper way to modify environment variables like PATH in OS X?
31 Answers
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What's the best way to break from nested loops in JavaScript?
... them, of course. But why don't they use them? ...
– XML
May 2 '14 at 20:43
7
@Web_Designer I bel...
Matplotlib different size subplots
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import numpy as np
import matplotlib.pyplot as plt
# generate some data
x = np.arange(0, 10, 0.2)
y = np.sin(x)
# plot it
f, (a0, a1) = plt.subplots(1, 2, gridspec_kw={'width_ratios': [3, 1]})
a0.plot(x, y)
a1.plot(y, x)
f.tight_layout()
f.savefig('grid_figure.pdf')
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Syntax error on print with Python 3 [duplicate]
Why do I receive a syntax error when printing a string in Python 3?
3 Answers
3
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Invalid syntax when using “print”? [duplicate]
I'm learning Python and can't even write the first example:
4 Answers
4
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How can I print each command before executing? [duplicate]
...s the best way to set up a Bash script that prints each command before it executes it?
4 Answers
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Python if-else short-hand [duplicate]
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The most readable way is
x = 10 if a > b else 11
but you can use and and or, too:
x = a > b and 10 or 11
The "Zen of Python" says that "readability counts", though, so go for the first way.
Also, the and-or trick will fail if you put a va...
gradlew: Permission Denied
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Try to set the execution flag on your gradlew file:
chmod +x gradlew
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Convert string to variable name in python [duplicate]
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x='buffalo'
exec("%s = %d" % (x,2))
After that you can check it by:
print buffalo
As an output you will see:
2
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