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why is plotting with Matplotlib so slow?
...quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
...
What is the use for Task.FromResult in C#
...eb service. You could have a synchronous service method that returns Task.FromResult and a client that awaits asynchronously for the network I/O. This way you can share the same interface between client/server using ChannelFactory.
– Nelson Rothermel
Sep 25 '...
What is the difference between include and extend in Ruby?
...e methods)
include is a private method, because it's intended to be called from within the container class/module.
However, modules very often override include's behavior by monkey-patching the included method. This is very prominent in legacy Rails code. more details from Yehuda Katz.
Further d...
Rebasing a Git merge commit
...se the --rebase-merges option on git rebase, which is described as follows from the manual:
By default, a rebase will simply drop merge commits from the todo list, and put the rebased commits into a single, linear branch. With --rebase-merges, the rebase will instead try to preserve the branching s...
How do I disable the security certificate check in Python requests
...
From the documentation:
requests can also ignore verifying the SSL certificate if you set
verify to False.
>>> requests.get('https://kennethreitz.com', verify=False)
<Response [200]>
If you're using a...
How do I import an SQL file using the command line in MySQL?
I have a .sql file with an export from phpMyAdmin . I want to import it into a different server using the command line.
...
Comparing two NumPy arrays for equality, element-wise
...A and B shape, such as A.shape == B.shape
Special cases and alternatives (from dbaupp's answer and yoavram's comment)
It should be noted that:
this solution can have a strange behavior in a particular case: if either A or B is empty and the other one contains a single element, then it return Tr...
How to do parallel programming in Python?
... the multiprocessing module. For this case I might use a processing pool:
from multiprocessing import Pool
pool = Pool()
result1 = pool.apply_async(solve1, [A]) # evaluate "solve1(A)" asynchronously
result2 = pool.apply_async(solve2, [B]) # evaluate "solve2(B)" asynchronously
answer1 = result...
Are there pronounceable names for common Haskell operators? [closed]
...| "such that" |
| <- | "is drawn from" |
| = | "is defined to be" / "is defined as" |
| :: | "has type" / "of type" / "is of type" |
| -> | "a function that takes ... and returns a ..." / |
|...
How to atomically delete keys matching a pattern using Redis
...ata to keys prefix:3:1 and prefix:3:2. Then you can safely take old values from prefix:2:1 and prefix:2:2 and purge old keys.
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