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what is the right way to treat Python argparse.Namespace() as a dictionary?
... argparse.Namespace()
>>> args.foo = 1
>>> args.bar = [1,2,3]
>>> d = vars(args)
>>> d
{'foo': 1, 'bar': [1, 2, 3]}
You can modify the dictionary directly if you wish:
>>> d['baz'] = 'store me'
>>> args.baz
'store me'
Yes, it is okay to acce...
Ruby on Rails: how to render a string as HTML?
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332
UPDATE
For security reason, it is recommended to use sanitize instead of html_safe. Link
Wha...
PHP function to get the subdomain of a URL
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28 Answers
28
Active
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Elegant ways to support equivalence (“equality”) in Python classes
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342
Consider this simple problem:
class Number:
def __init__(self, number):
self.numbe...
What is getattr() exactly and how do I use it?
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124
getattr(object, 'x') is completely equivalent to object.x.
There are only two cases where get...
Applying function with multiple arguments to create a new pandas column
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>>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary functi...
Can I install/update WordPress plugins without providing FTP access?
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32 Answers
32
Active
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Named capturing groups in JavaScript regex?
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ECMAScript 2018 introduces named capturing groups into JavaScript regexes.
Example:
const auth = 'Bearer AUTHORIZATION_TOKEN'
const { groups: { token } } = /Bearer (?<token>[^ $]*)/.exec(auth)
console.log(token) // "Prints...
Unable to understand useCapture parameter in addEventListener
....log(1)}, false);
window.addEventListener("click", function(){console.log(2)}, true);
window.addEventListener("click", function(){console.log(3)}, false);
window.addEventListener("click", function(){console.log(4)}, true);
The log messages will appear in this order:
2 (defined first, usi...