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Making custom right-click context menus for my web-app
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+100
I know t...
Hash Map in Python
...dictionary is a built-in type that supports key-value pairs.
streetno = {"1": "Sachin Tendulkar", "2": "Dravid", "3": "Sehwag", "4": "Laxman", "5": "Kohli"}
as well as using the dict keyword:
streetno = dict({"1": "Sachin Tendulkar", "2": "Dravid"})
or:
streetno = {}
streetno["1"] = "Sachin ...
class method generates “TypeError: … got multiple values for keyword argument …”
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165
The problem is that the first argument passed to class methods in python is always a copy of t...
vim deleting backward tricks
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166
In general, d<motion> will delete from current position to ending position after <mot...
Does MongoDB's $in clause guarantee order
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10 Answers
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Generate random string/characters in JavaScript
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Different ways of clearing lists
...r example, this method doesn't affect other references:
>>> a = [1, 2, 3]
>>> b = a
>>> a = []
>>> print(a)
[]
>>> print(b)
[1, 2, 3]
But this one does:
>>> a = [1, 2, 3]
>>> b = a
>>> del a[:] # equivalent to del a[0...
How to determine whether a Pandas Column contains a particular value
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199
in of a Series checks whether the value is in the index:
In [11]: s = pd.Series(list('abc'))
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Fastest way to check if a value exists in a list
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13 Answers
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