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How to check if an array field contains a unique value or another array in MongoDB?
...tag1', 'tag2' ] }}); //2
db.blogpost.find({ 'tags' : { $in : [ 'tag3', 'tag4' ] }}); //3
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Go naming conventions for const
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134
The standard library uses camel-case, so I advise you do that as well. The first letter is upper...
Toggle input disabled attribute using jQuery
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452
$('#el').prop('disabled', function(i, v) { return !v; });
The .prop() method accepts two arg...
How is Generic Covariance & Contra-variance Implemented in C# 4.0?
I didn't attend PDC 2008, but I heard some news that C# 4.0 is announced to support Generic covariance and contra-variance. That is, List<string> can be assigned to List<object> . How could that be?
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Android: HTTP communication should use “Accept-Encoding: gzip”
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174
You should use http headers to indicate a connection can accept gzip encoded data, e.g:
HttpUri...
how to “reimport” module to python then code be changed after import
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4 Answers
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Use the XmlInclude or SoapInclude attribute to specify types that are not known statically
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94
This worked for me:
[XmlInclude(typeof(BankPayment))]
[Serializable]
public abstract class Paym...
Why does Haskell's “do nothing” function, id, consume tons of memory?
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edited May 19 '14 at 20:52
answered May 19 '14 at 20:47
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Can I call memcpy() and memmove() with “number of bytes” set to zero?
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147
From the C99 standard (7.21.1/2):
Where an argument declared as size_t n specifies the leng...
What is the difference between Nexus and Maven?
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answered Apr 15 '14 at 12:07
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