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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 ...
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?
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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
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191
You can try with:
route -n get default
It is not the same as GNU/Linux's route -n (or even ip...
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 : [ {
...
Getting the class name from a static method in Java
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15 Answers
15
Active
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How do I flush the PRINT buffer in TSQL?
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312
Use the RAISERROR function:
RAISERROR( 'This message will show up right away...',0,1) WITH NOW...
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 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...