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Extract subset of key-value pairs from Python dictionary object?
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A bit shorter, at least:
wanted_keys = ['l', 'm', 'n'] # The keys you want
dict((k, bigdict[k]) for k in wanted_keys if k in bigdict)
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Why can't I reference my class library?
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I found how to fix this issue (for me at least). Why it worked, I'm not sure, but it did. (I just tried against a second website that was having the same problem and the following solution worked for that as well).
I tried the normal cleaning of the projects and re...
What is the difference between exit(0) and exit(1) in C?
...bedded/freestanding/whatever environment, where portability of exit is the least of your concerns (hell, there might not even be a C library available there. NOTHING IS PORTABLE!!!111).
– Cat Plus Plus
Mar 30 '12 at 14:52
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Can Eclipse refresh resources automatically?
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I believe this is currently the correct answer, at least since Eclipse Mars.
– Henno Vermeulen
Feb 26 '16 at 9:34
1
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How do I get an ISO 8601 date on iOS?
...Z) for ISO 8601 instead of a single "Z" (which is for RFC 822 format).
At least on iOS 6.
(see http://www.unicode.org/reports/tr35/tr35-25.html#Date_Format_Patterns)
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update package.json version automatically
...atch =)
My old answer
There is no pre-release hook originally in git. At least, man githooks does not show it.
If you're using git-extra (https://github.com/visionmedia/git-extras), for instance, you can use a pre-release hook which is implemented by it, as you can see at https://github.com/visio...
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...
Where to place private methods in Ruby?
...t private, this method would not be private. So, you need to repeat it (at least with Ruby 2.3).
– tsauerwein
Apr 4 '18 at 9:43
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Launch an app from within another (iPhone)
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As for launching the phone, looks like your tel: link needs to have least three digits before the phone will launch. So you can't just drop into the app without dialing a number.
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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)
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weight =
if block_given?
yield(dist)
else
gaussian.call(dist)
end
end
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end
weightedknn(foo, bar) do |dis...