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Mapping over values in a python dictionary
Given a dictionary { k1: v1, k2: v2 ... } I want to get { k1: f(v1), k2: f(v2) ... } provided I pass a function f .
7 ...
what is the right way to treat Python argparse.Namespace() as a dictionary?
... argparse
>>> args = 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 ...
When should I use @classmethod and when def method(self)?
...alled.
In [6]: class Foo(object): some_static = staticmethod(lambda x: x+1)
In [7]: Foo.some_static(1)
Out[7]: 2
In [8]: Foo().some_static(1)
Out[8]: 2
In [9]: class Bar(Foo): some_static = staticmethod(lambda x: x*2)
In [10]: Bar.some_static(1)
Out[10]: 2
In [11]: Bar().some_static(1)
Out[11...
What are the aspect ratios for all Android phone and tablet devices?
...
162
In case anyone wanted more of a visual reference:
Decimal approximations reference table:
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How to get default gateway in Mac OSX
...
191
You can try with:
route -n get default
It is not the same as GNU/Linux's route -n (or even ip...
Getting the class name from a static method in Java
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15 Answers
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Get epoch for a specific date using Javascript
How do I convert 07/26/2010 to a UNIX timestamp using Javascript?
7 Answers
7
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how to log in to mysql and query the database from linux terminal
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12 Answers
12
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How to define object in array in Mongoose schema correctly with 2d geo index
...riteria goes here'},
{
$push : {
trk : {
"lat": 50.3293714,
"lng": 6.9389939
} //inserted data is the object to be inserted
}
});
or you can set the Array of object by
db.update ({'seraching criteria goes here ' },
{
$set : {
trk : [ {
...
How to count duplicate value in an array in javascript
... }
current = array_elements[i];
cnt = 1;
} else {
cnt++;
}
}
if (cnt > 0) {
document.write(current + ' comes --> ' + cnt + ' times');
}
}
count();
Demo Fiddle
You can use higher-order fun...