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Rails Model, View, Controller, and Helper: what goes where?
...equests and works out what data (Models) to show and what Views to render. If you are in doubt about whether code should go in the controller, then it probably shouldn't. Keep your controllers skinny.
View: The view should only contain the minimum code to display your data (Model), it shouldn't do ...
Find() vs. Where().FirstOrDefault()
... just use Find() ? Is there an advantage to the other? I couldn't tell a difference.
7 Answers
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DateTime2 vs DateTime in SQL Server
...r date range, a larger default fractional precision, and optional user-specified precision. Also depending on the user-specified precision it may use less storage.
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How to get different colored lines for different plots in a single figure?
I am using matplotlib to create the plots. I have to identify each plot with a different color which should be automatically generated by Python.
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Inner join vs Where
Is there a difference in performance (in oracle) between
19 Answers
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How can I select random files from a directory in bash?
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If you have filenames with newlines: find dirname -type f -print0 | shuf -zn1
– Hitechcomputergeek
Dec 14 '16 at 7:43
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Actionbar notification count icon (badge) like Google has
Is there a android standard badge or method to show action bar notification icon with a count like on Google examples?
9 An...
What does @@variable mean in Ruby?
...e is plenty of additional reading on the subject, but think about it as modifying the Class class, but only the instance of the Class class you're working with. An example:
class Polygon
class << self
attr_accessor :sides
end
end
class Triangle < Polygon
@sides = 3
end
class Re...
Checking user's homepage in Internet Explorer
Google displays a popup that asks if you want to set your home page as google.com. It's quite normal, when I say OK it sets it as google.com. After that however, I don't get the popup anymore. As far as I know, nobody should be able to retrieve the value of my homepage because it's a private info. B...
How to get nth jQuery element
....eq(n) will basically ignore the grouping, and get all options as a whole. If you want it per group, something like this is necessary: $('select').find('optgroup').each(function() { $(this).find('option').eq(n)...; })
– Dykam
Jan 30 '15 at 9:04
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