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Is it a good idea to index datetime field in mysql?
... elimination of rows between conditions: http://dev.mysql.com/doc/refman/5.0/en/mysql-indexes.html
This makes your datetime column an excellent candidate for an index if you are going to be using it in conditions frequently in queries. If your only condition is BETWEEN NOW() AND DATE_ADD(NOW(), IN...
ggplot: How to increase spacing between faceted plots?
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answered Sep 10 '10 at 7:20
rcsrcs
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Stream vs Views vs Iterators
...very hard to support in a general manner, and they didn't make version 2.8.0.
Views are meant to be viewed much like a database view. It is a series of transformation which one applies to a collection to produce a "virtual" collection. As you said, all transformations are re-applied each time you n...
Android icon vs logo
...ue) in your activity.
Source: http://developer.android.com/sdk/android-3.0.html#api
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Comments in .gitignore?
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edited Jan 29 '16 at 1:50
Nicolas Raoul
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How do you remove the root CA certificate that fiddler installs
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edited Sep 2 at 8:05
Martijn Pieters♦
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Meaning of acronym SSO in the context of std::string
...tions of std::string create a small automatic array, something like char [20]. If you have a string that is 20 characters or smaller (given this example, the actual size varies), it stores it directly in that array. This avoids the need to call new at all, which speeds things up a bit.
EDIT:
I was...
Assign variables to child template in {% include %} tag Django
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edited Mar 9 '16 at 10:36
Flimm
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How can I access an object property named as a variable in php?
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answered Aug 18 '10 at 19:28
Jordan RunningJordan Running
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How do you discover model attributes in Rails?
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answered Aug 18 '09 at 1:48
pengerpenger
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