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What is an idiomatic way of representing enums in Go?
...atured enum similar to the type you'd see in another language like Java or Python?
A very simple way to create an object that starts to look and feel like a string enum in Python would be:
package main
import (
"fmt"
)
var Colors = newColorRegistry()
func newColorRegistry() *colorRegistry {...
Why is “using namespace std;” considered bad practice?
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I've always liked Python's "import big_honkin_name as bhn" so you can then just use "bhn.something" rather than "big_honkin_name.something"- really cuts down on the typing. Does C++ have something like that?
– paxdiablo
...
Import module from subfolder
...
There's no need to mess with your PYTHONPATH or sys.path here.
To properly use absolute imports in a package you should include the "root" packagename as well, e.g.:
from dirFoo.dirFoo1.foo1 import Foo1
from dirFoo.dirFoo2.foo2 import Foo2
Or you can use ...
Algorithm to generate all possible permutations of a list?
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Here is an algorithm in Python that works by in place on an array:
def permute(xs, low=0):
if low + 1 >= len(xs):
yield xs
else:
for p in permute(xs, low + 1):
yield p
for i in range(low + 1, l...
Move an item inside a list?
In Python, how do I move an item to a definite index in a list?
5 Answers
5
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Filtering a list based on a list of booleans
...tered_list = [i for (i, v) in zip(list_a, filter) if v]
Using zip is the pythonic way to iterate over multiple sequences in parallel, without needing any indexing. This assumes both sequences have the same length (zip stops after the shortest runs out). Using itertools for such a simple case is a ...
Hide all warnings in ipython
I need to produce a screencast of an ipython session, and to avoid confusing viewers, I want to disable all warnings emitted by warnings.warn calls from different packages. Is there a way to configure the ipythonrc file to automatically disable all such warnings?
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`elif` in list comprehension conditionals
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Python's conditional expressions were designed exactly for this sort of use-case:
>>> l = [1, 2, 3, 4, 5]
>>> ['yes' if v == 1 else 'no' if v == 2 else 'idle' for v in l]
['yes', 'no', 'idle', 'idle', 'idle'...
Why does Pycharm's inspector complain about “d = {}”?
...ttings or Default Settings.
Navigate to Settings -> Inspections -> Python
Uncheck "Dictionary creation could be rewritten by dictionary literal"
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How can I test a Windows DLL file to determine if it is 32 bit or 64 bit? [duplicate]
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Very handy. I created a Python translation of your code: github.com/tgandor/meats/blob/master/missing/arch_of.py
– Tomasz Gandor
Sep 29 '16 at 9:48
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