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Unique combination of all elements from two (or more) vectors
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141
this maybe what you are after
> expand.grid(a,b)
Var1 Var2
1 ABC 2012-05-01
2 ...
Rounding DateTime objects
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130
Floor
long ticks = date.Ticks / span.Ticks;
return new DateTime( ticks * span.Ticks );
Rou...
Javascript reduce on array of objects
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15 Answers
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Difference between Django's annotate and aggregate methods?
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191
I would focus on the example queries rather than your quote from the documentation. Aggregate ...
Cookies on localhost with explicit domain
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21 Answers
21
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How to find available versions for a bower dependency
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157
You can use info command to get information
for example:
Open a terminal and type
bower ...
How to conclude your merge of a file?
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answered Jan 21 '10 at 21:30
MBOMBO
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Devise - How do I forbid certain users from signing in?
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149
Do it like this:
Create a column called is_active for the User model.
Then add the code belo...
How to get an outline view in sublime texteditor?
...TRL+R, or CMD+R for Mac, for the function list. This works in Sublime Text 1.3 or above.
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How to add a vertical Separator?
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194
This should do exactly what the author wanted:
<StackPanel Orientation="Horizontal">
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