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How to display unique records from a has_many through relationship?
...through => :orders, :uniq => true is deprecated. Instead, you should now write has_many :products, -> { distinct }, through: :orders. See the distinct section for has_many: :through relationships on the ActiveRecord Associations documentation for more information. Thanks to Kurt Mueller fo...
Is there a “theirs” version of “git merge -s ours”?
...ging topic branch "B" into "A" using git merge , I get some conflicts. I know all the conflicts can be solved using the version in "B".
...
How to Add Stacktrace or debug Option when Building Android Studio Project
... 0.8.10, the option is no longer in the Compiler > Gradle section, it's now in a separate section named Compiler (Gradle-based Android Project))
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Enabling markdown highlighting in Vim
...ay to do this would be something like:
:hi link mkdLineBreak Underlined
Now those end-of-line spaces will show up as underlined. Try linking to other highlight groups for something that may appeal to you more. Instead of using link you can get even more specific about those end-of-line spaces: fo...
Inject service in app.config
...essage;
})
.then(function(){
// now we return an object with data or information about error
// for special handling inside your application configuration
return status;
})
}
}
Now, you have a config...
What is the benefit of using Fragments in Android, rather than Views?
...loosing all images downloaded in that, so had to add cache implementation, now I'm thinking using fragments it may be very easy
– Shirish Herwade
Feb 9 '15 at 13:53
...
reducing number of plot ticks
...hould be. For example, if the original tick labels are [0, 1, ..., 99] and now one sets nticks=10, then the new sparse labels will be placed ten times as long apart along the axis, i.e. now 1 will sit where 9 was, 2 where 19 was... and 9 where 99 was.
– Vim
Mar...
How can I add reflection to a C++ application?
... struct fields
{
static const int n = T::fields_n;
};
};
Now to iterate over the fields we use the visitor pattern. We create an MPL range from 0 to the number of fields, and access the field data at that index. Then it passes the field data on to the user-provided visitor:
struct...
What is a tracking branch?
...ch. If you’re on a tracking branch and type git push, Git automatically knows which server and branch to push to. Also, running git pull while on one of these branches fetches all the remote references and then automatically merges in the corresponding remote branch.
When you clone a repository, ...
CSS last-child selector: select last-element of specific class, not last child inside of parent?
...This is actually applying the class to the LAST instance only because it's now in reversed order.
Here is a working example for you:
<!doctype html>
<head><title>CSS Test</title>
<style type="text/css">
.some-class { margin: 0; padding: 0 20px; list-style-type: square...