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What are type lambdas in Scala and what are their benefits?
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148
Type lambdas are vital quite a bit of the time when you are working with higher-kinded types.
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How to overcome TypeError: unhashable type: 'list'
...ue = [x.strip() for x in line]
key = line[0].strip()
value = line[1].strip()
# Now we check if the dictionary contains the key; if so, append the new value,
# and if not, make a new list that contains the current value
# (For future reference, this is a great place for a default...
Set a persistent environment variable from cmd.exe
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194
Use the SETX command (note the 'x' suffix) to set variables that persist after the cmd window ...
What is the maximum float in Python?
...fo:
>>> import sys
>>> sys.float_info
sys.floatinfo(max=1.7976931348623157e+308, max_exp=1024, max_10_exp=308, min=2.2
250738585072014e-308, min_exp=-1021, min_10_exp=-307, dig=15, mant_dig=53, epsil
on=2.2204460492503131e-16, radix=2, rounds=1)
Specifically, sys.float_info.max:...
Plot logarithmic axes with matplotlib in python
...de would look like:
import pylab
import matplotlib.pyplot as plt
a = [pow(10, i) for i in range(10)]
fig = plt.figure()
ax = fig.add_subplot(2, 1, 1)
line, = ax.plot(a, color='blue', lw=2)
ax.set_yscale('log')
pylab.show()
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Removing duplicates from a list of lists
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11 Answers
11
Active
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Is python's sorted() function guaranteed to be stable?
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129
Yes, the intention of the manual is indeed to guarantee that sorted is stable and indeed that ...
Is there a way to iterate over a slice in reverse in Go?
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141
No there is no convenient operator for this to add to the range one in place. You'll have to d...
switch() statement usage
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120
Well, timing to the rescue again. It seems switch is generally faster than if statements.
So t...
How to get a DOM Element from a JQuery Selector
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edited Jul 17 '16 at 9:16
Mosh Feu
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