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Is there a way to get version from package.json in nodejs code?
...application is launched with npm start, you can simply use:
process.env.npm_package_version
See package.json vars for more details.
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How do I test a private function or a class that has private methods, fields or inner classes?
...n't work for me, but this made thigs clearer: java2s.com/Tutorial/Java/0125__Reflection/…
– Rob
Jul 1 '11 at 10:56
...
Pip freeze vs. pip list
...packages shown in pip list but not pip freeze are setuptools (which is easy_install) and pip itself.
It looks like pip freeze just doesn't list packages that pip itself depends on. You may use the --all flag to show also those packages.
From the documentation:
--all
Do not skip these pa...
Handling very large numbers in Python
...ally:
In [1]: 59**3*61**4*2*3*5*7*3*5*7
Out[1]: 62702371781194950
In [2]: _ % 61**4
Out[2]: 0
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What is the overhead of creating a new HttpClient per call in a WebAPI client?
...tHandler. Just make sure you don't dispose the handler:
HttpClientHandler _sharedHandler = new HttpClientHandler(); //never dispose this
HttpClient GetClient(string token)
{
//client code can dispose these HttpClient instances
return new HttpClient(_sharedHandler, disposeHandler: false) ...
Git: can I suppress listing of 'modified content'/dirty submodule entries in status, diff, etc?
...answered Aug 4 '11 at 2:19
kjell_kjell_
22133 silver badges77 bronze badges
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Check if Python Package is installed
...n script, just do something like this:
Python 3.3+ use sys.modules and find_spec:
import importlib.util
import sys
# For illustrative purposes.
name = 'itertools'
if name in sys.modules:
print(f"{name!r} already in sys.modules")
elif (spec := importlib.util.find_spec(name)) is not None:
# ...
Is there any haskell function to concatenate list with separator?
...meone is interested:
myIntersperse :: a -> [a] -> [a]
myIntersperse _ [] = []
myIntersperse e xs = init $ xs >>= (:[e])
myIntercalate :: [a] -> [[a]] -> [a]
myIntercalate e xs = concat $ myIntersperse e xs
xs >>= f is equivalent to concat (map f xs).
...
A regex to match a substring that isn't followed by a certain other substring
...-------------
\w+ word characters (a-z, A-Z, 0-9, _) (1 or
more times (matching the most amount
possible))
--------------------------------------------------------------------------------
) en...
Create Directory if it doesn't exist with Ruby
...ectories at once, FileUtils is needed:
require 'fileutils'
FileUtils.mkdir_p 'foo/bar'
# => ["foo/bar"]
Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=&g...