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Objective-C Runtime: best way to check if class conforms to protocol?
I have a Class (but no instance) and need to know if it conforms to a certain protocol. However, Class can be subclassed several times and class_conformsToProtocol() ignores protocols declared on superclasses.
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Make a link open a new window (not tab) [duplicate]
...s - every modern browser (= the user) has complete control over this behavior because it has been misused a lot in the past...
HTML option
You can open a new window (HTML4) or a new browsing context (HTML5). Browsing context in modern browsers is mostly "new tab" instead of "new window". You hav...
Correct way to use _viewstart.cshtml and partial Razor views?
I'm using _viewstart.cshtml to automagically assign the same Razor Layout to my views.
1 Answer
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In Scala how do I remove duplicates from a list?
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Have a look at the ScalaDoc for Seq,
scala> dirty.distinct
res0: List[java.lang.String] = List(a, b, c)
Update. Others have suggested using Set rather than List. That's fine, but be aware that by default, the Set interface doesn't preserve element ...
Insert html in a handlebar template without escaping
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<p>{{{content}}}</p>
I got the official reference to support my answer:
Handlebars HTML-escapes values returned by a {{expression}}. If you
don't want Handlebars to escape a value, use the "triple-stash", {{{.
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How to remove a field from params[:something]
My registration form, which is a form for the Users model, takes a string value for company. However, I have just made a change such that users belongs_to companies. Therefore, I need to pass an object of Company to the Users model.
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How to pass argument to Makefile from command line?
...probably shouldn't do this; you're breaking the basic pattern of how Make works. But here it is:
action:
@echo action $(filter-out $@,$(MAKECMDGOALS))
%: # thanks to chakrit
@: # thanks to William Pursell
EDIT:
To explain the first command,
$(MAKECMDGOALS) is the list of "ta...
What does numpy.random.seed(0) do?
What does np.random.seed do in the below code from a Scikit-Learn tutorial? I'm not very familiar with NumPy's random state generator stuff, so I'd really appreciate a layman's terms explanation of this.
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What is the reason behind “non-static method cannot be referenced from a static context”? [duplicate
...hout making an instance of that class. It leaves you with the mentioned error message:
13 Answers
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Passing a URL with brackets to curl
If I try to pass a URL to curl that contains brackets, it fails with an error:
2 Answers
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