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How to get first element in a list of tuples?
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253
>>> a = [(1, u'abc'), (2, u'def')]
>>> [i[0] for i in a]
[1, 2]
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Check for current Node Version
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edited Jul 4 '13 at 18:23
Thank you
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Specify width in *characters*
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23
1em is the height of an M, rather than the width. Same holds for ex, which is the height of an x...
Difference between timestamps with/without time zone in PostgreSQL
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3 Answers
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pass **kwargs argument to another function with **kwargs
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163
In the second example you provide 3 arguments: filename, mode and a dictionary (kwargs). But Pyt...
How to equalize the scales of x-axis and y-axis in Python matplotlib?
...o this:
from matplotlib import pyplot as plt
plt.plot(range(5))
plt.xlim(-3, 3)
plt.ylim(-3, 3)
plt.gca().set_aspect('equal', adjustable='box')
plt.draw()
doc for set_aspect
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Bootstrap NavBar with left, center or right aligned items
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</div>
<div class="navbar-collapse collapse w-100 order-3 dual-collapse2">
<ul class="navbar-nav ml-auto">
<li class="nav-item">
<a class="nav-link" href="#">Right</a>
</li>
<li class="...
iPhone: How to get current milliseconds?
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273
[[NSDate date] timeIntervalSince1970];
It returns the number of seconds since epoch as a doubl...
How to parse unix timestamp to time.Time
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Changed from strconv.Atoi to strconv.ParseInt to avoid int overflows on 32 bit systems.
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