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How to get a random value from dictionary in python
...l work in Python 2.x where d.keys() is a list, but it won't work in Python 3.x where d.keys() is an iterator. You should do random.choice(list(d.keys())) instead.
– Duncan
Feb 1 '11 at 9:42
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Is R's apply family more than syntactic sugar?
... makeSOCKcluster(c("localhost","localhost"))
parSapply(cl, 1:20, get("+"), 3)
This example uses a socket cluster, for which no additional software needs to be installed; otherwise you will need something like PVM or MPI (see Tierney's clustering page). snow has the following apply functions:
par...
Java resource as file
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3
I agree it's annoying - but it makes ClassLoader more widely applicable in other ways. For instance, it's easy to write a "web classloader" ...
Convert Linq Query Result to Dictionary
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community wiki
3 revs, 3 users 72%tvanfosson
2
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What is the Bash equivalent of Python's pass statement
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answered Mar 10 '10 at 23:55
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
668k127127 gold badges11911191 silver badges12501250 bronze badges
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How to vertically center divs? [duplicate]
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243
The best approach in modern browsers is to use flexbox:
#Login {
display: flex;
align-i...
mongodb/mongoose findMany - find all documents with IDs listed in array
...ame.
model.find({
'_id': { $in: [
mongoose.Types.ObjectId('4ed3ede8844f0f351100000c'),
mongoose.Types.ObjectId('4ed3f117a844e0471100000d'),
mongoose.Types.ObjectId('4ed3f18132f50c491100000e')
]}
}, function(err, docs){
console.log(docs);
});
This method will ...
Jquery date picker z-index issue
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edited Jul 13 '12 at 17:44
Justin Tanner
13.2k1616 gold badges7575 silver badges9898 bronze badges
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How do I clone a generic list in C#?
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398
You can use an extension method.
static class Extensions
{
public static IList<T> C...
RESTful Login Failure: Return 401 or Custom Response
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3 Answers
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