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Static methods in Python?
...umber of arguments, but would also cause an exception to be raised because now n would be representing a Dog instance (i.e., rex) when the function expects n to be numerical.
This is where the decoration comes in:
If we precede the "rollCall" method with
@staticmethod
then, by explicitly stating...
Wait for a void async method
... await Task.Run(() => An_async_void_method_I_can_not_modify_now())
– themefield
Mar 12 '19 at 21:46
...
What is the difference between a mutable and immutable string in C#?
...ects themselves could change, and the data structure would have no way of knowing, leading to corrupt data that would, eventually, crash your program.
However, you can change its contents- so it's much, much more memory efficient than making a complete copy because you wanted to change a single cha...
What is the difference between __dirname and ./ in node.js?
...and just discovered the existence of __dirname , and essentially want to know whether it would be smart to convert my ./'s to that, and if so, why that would be a smart idea.
...
Comparing two NumPy arrays for equality, element-wise
...
Now use np.array_equal. From documentation:
np.array_equal([1, 2], [1, 2])
True
np.array_equal(np.array([1, 2]), np.array([1, 2]))
True
np.array_equal([1, 2], [1, 2, 3])
False
np.array_equal([1, 2], [1, 4])
False
...
What is the best project structure for a Python application? [closed]
...
Oh, I love this trick and am using it now. I want to put the shared module in another directory, and I do not want to install module system-wide, nor do I want to ask people to modify PYTHONPATH manually. Unless people propose something better, I think this is ac...
bash: pip: command not found
...et install python3-pip
to install pip3.
Old 2013 answer (easy_install is now deprecated):
Use setuptools to install pip: sudo easy_install pip
(I know the above part of my answer is redundant with klobucar's, but I can't add comments yet), so here's an answer with a solution to sudo: easy_install:...
Importing variables from another file?
...iables from file1 without flooding file2's namespace, use:
import file1
#now use file1.x1, file2.x2, ... to access those variables
To import all variables from file1 to file2's namespace( not recommended):
from file1 import *
#now use x1, x2..
From the docs:
While it is valid to use from ...
Why does running the Flask dev server run itself twice?
...######### Restarting @ {} ###################'.format(
datetime.utcnow())
However, if you need to set up module globals, then you should instead use the @app.before_first_request decorator on a function and have that function set up such globals. It'll be called just once after every reloa...
What is a higher kinded type in Scala?
...
Adriaan's "Type Constructor Polymorphism" article now at adriaanm.github.com/research/2010/10/06/…
– Steven Shaw
Jun 6 '12 at 7:39
...