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difference between collection route and member route in ruby on rails?
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413
A member route will require an ID, because it acts on a member. A collection route doesn't beca...
How can I insert values into a table, using a subquery with more than one result?
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150
You want:
insert into prices (group, id, price)
select
7, articleId, 1.50
from article w...
Python: List vs Dict for look up table
I have about 10million values that I need to put in some type of look up table, so I was wondering which would be more efficient a list or dict ?
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How do I Convert DateTime.now to UTC in Ruby?
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156
d = DateTime.now.utc
Oops!
That seems to work in Rails, but not vanilla Ruby (and of course ...
How do I save and restore multiple variables in python?
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175
If you need to save multiple objects, you can simply put them in a single list, or tuple, for ...
What are the differences between vector and list data types in R?
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edited Jan 29 at 17:20
answered Dec 21 '11 at 19:18
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Deleting Row in SQLite in Android
...estion, but I'm new to SQLite and I can't seem to figure this out. I have 1 table that has columns KEY_ROWID , KEY_NAME , KAY_LATITUDE , and KEY_LONGITUDE . I want the user to be able to select one and delete it; Can anyone give me a direction to start in? My question is in the actual deletio...
How to display length of filtered ng-repeat data
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For Angular 1.3+ (credits to @Tom)
Use an alias expression (Docs: Angular 1.3.0: ngRepeat, scroll down to the Arguments section):
<div ng-repeat="person in data | filter:query as filtered">
</div>
For Angular prior to 1.3...
Java ArrayList replace at specific index
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edited May 15 '18 at 17:48
answered Sep 17 '11 at 5:58
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Best approach to converting Boolean object to string in java
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145
I don't think there would be any significant performance difference between them, but I would ...