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What is a “Stub”?
... my own words: mock objects "expect" certain methods to be called on them, and typically cause a unit test to fail if their expectations aren't met. Stub objects provide canned responses (and can be autogenerated by helper libraries), but typically do not directly cause the unit test to fail. They a...
How can I select rows with most recent timestamp for each key value?
I have a table of sensor data. Each row has a sensor id, a timestamp, and other fields. I want to select a single row with latest timestamp for each sensor, including some of the other fields.
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LINQ .Any VS .Exists - What's the difference?
...any element of a sequence satisfies a condition.
This is new in .NET 3.5 and uses Func(TSource, bool) as argument, so this was intended to be used with lambda expressions and LINQ.
In behaviour, these are identical.
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What is the easiest way to disable/enable buttons and links (jQuery + Bootstrap)
Sometimes I use anchors styled as buttons and sometimes I just use buttons. I want to disable specific clicky-things so that:
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Is it a bad practice to use negative margins in Android?
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In 2010, @RomainGuy (core Android engineer) stated that negative margins had unspecified behavior.
In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout.
In 2016, @RomainGuy stated that they have never been ...
log4net hierarchy and logging levels
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This might help to understand what is recorded at what level
Loggers may be assigned levels. Levels are instances of the log4net.Core.Level class. The following levels are defined in order of increasing severity - Log Level.
Numb...
What is the difference between the different methods of putting JavaScript code in an ?
...s fallback mechanism. Something like this will adhere to "best practices" and accomplish your goal:
<a href="javascript_required.html" onclick="doSomething(); return false;">go</a>
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Capturing multiple line output into a Bash variable
...y as it is represented in the variable — newlines, tabs, multiple blanks and all — whereas (2) the unquoted version (echo $RESULT) replaces each sequence of one or more blanks, tabs and newlines with a single space. Thus (1) preserves the shape of the input variable, whereas (2) creates a potent...
What is the difference between __init__ and __call__?
I want to know the difference between __init__ and __call__ methods.
13 Answers
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Override devise registrations controller
... # add custom create logic here
end
def update
super
end
end
And then tell devise to use that controller instead of the default with:
# app/config/routes.rb
devise_for :users, :controllers => {:registrations => "registrations"}
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