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Passing a method as a parameter in Ruby
...self.send with object_that_has_the_these_math_methods.send
Last but not least, you can hang a block off the method.
def weightedknn(data, vec1, k = 5)
...
weight =
if block_given?
yield(dist)
else
gaussian.call(dist)
end
end
...
end
weightedknn(foo, bar) do |dis...
Escaping HTML strings with jQuery
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@Kip: @travis found that jQuery's attr() method (as of at least 1.8.3) does its own encoding, so that unencoded strings can be passed directly; e.g.: $('<div/>').attr('test-attr', '\'Tis "fun" & stuff')[0].outerHTML
– mklement0
Apr 13...
Can you make valid Makefiles without tab characters?
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At least in version 4.2, this should work. The documentation says in the explanation of .RECIPEPREFIX that "If the variable is empty (as it is by default) that character is the standard tab character." This means the variable is...
String variable interpolation Java [duplicate]
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@ecoe but definitely more hard to remember at least for me
– Jimmy Kane
Sep 12 '18 at 16:26
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Can I set an unlimited length for maxJsonLength in web.config?
... action-method/Controller) does not respect the maxJsonLength property, at least not from the systemWebExtensions.scripting.webServices.jsonSerialization section of web.config.
As a workaround, you can do the following within your Controller (or anywhere really):
var serializer = new JavaScriptSer...
Jade: Links inside a paragraph
...aragraph by default. Ultimately, I chose option 2 above because it was the least painful.
– Ryan Eastabrook
Jun 2 '14 at 22:53
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Staging Deleted files
... I don’t think this works if you have spaces in your path, either. At least, it doesn’t on my system (with zsh).
– Wil Shipley
Apr 20 '16 at 22:48
3
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What is the purpose of “android.intent.category.DEFAULT”?
...eats all implicit intents passed tostartActivity() as if they contained at least one category: "android.intent.category.DEFAULT" (the CATEGORY_DEFAULT constant). Therefore, activities that are willing to receive implicit intents must include "android.intent.category.DEFAULT" in their intent filters....
matplotlib does not show my drawings although I call pyplot.show()
...onfig should now be in ~/.config/matplotlib/matplotlibrc (for python 3, at least). I just had a related problem, and I think it was caused by using matplotlib in python 2.7, which created a ~/.matplotlib/ directory, and stopped python 3 from reading the config in ~/.config/matplotlib/. Deleting ~/.m...
How do I make a column unique and index it in a Ruby on Rails migration?
...: { unique: true } # or t.belongs_to
# other columns...
end
(as of at least Rails 4.2.7)
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