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How can I detect if the user is on localhost in PHP?
...t requires compromising the machine, at which a spoofed REMOTE_ADDR is the least of your worries. Relevant answer - stackoverflow.com/a/5092951/3774582
– Goose
Nov 16 '16 at 15:06
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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...
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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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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How do I merge two javascript objects together in ES6+?
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Be careful, though. On at least one browser this has performance implications.
–
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 to quickly and conveniently create a one element arraylist [duplicate]
...leaner solution is to use Guava's Lists.newArrayList() (available since at least Guava 10, released in 2011).
For example:
Lists.newArrayList("Blargle!");
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Git - push current branch shortcut
...branch_name to set up upstream/tracking! If you use a remote repository at least.
– Flo
Apr 26 at 17:50
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Launch an app from within another (iPhone)
...tions
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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