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Rails 4: before_filter vs. before_action
..._filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1
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How to make unicode string with python3
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139
Literal strings are unicode by default in Python3.
Assuming that text is a bytes object, just...
Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...ion
User.select(:first,:email).group(:first,:email).having("count(*) > 1")
Also, this is a little unrelated but handy. If you want to see how times each combination was found, put .size at the end:
User.select(:first,:email).group(:first,:email).having("count(*) > 1").size
and you'll get...
How can you detect the version of a browser?
...firefox|msie|trident(?=\/))\/?\s*(\d+)/i) || [];
if(/trident/i.test(M[1])){
tem= /\brv[ :]+(\d+)/g.exec(ua) || [];
return 'IE '+(tem[1] || '');
}
if(M[1]=== 'Chrome'){
tem= ua.match(/\b(OPR|Edge)\/(\d+)/);
if(tem!= null) return tem.slice(1).join(' ...
renamed heroku app from website, now it's not found
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answered Sep 30 '11 at 21:04
James WardJames Ward
28.7k99 gold badges4646 silver badges7676 bronze badges
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Failed binder transaction when putting an bitmap dynamically in a widget
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91
This is caused because all the changes to the RemoteViews are serialised (e.g. setInt and setIma...
What does “Receiver type 'CALayer' for instance message is a forward declaration” mean here?
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1 Answer
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Converting an array of objects to ActiveRecord::Relation
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edited Dec 2 '14 at 0:04
answered Jun 26 '13 at 23:29
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Should I git ignore xcodeproject/project.pbxproj file?
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130
Update in the light of Swift Package Manager: If you're building a project as a Swift package ...