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'App not Installed' Error on Android
...ot installed error when trying to install an apk on my phone which runs on 4.4.2 aka KitKat, but my friend did not encounter this error on his phone which runs on 6+. I tried the other solutions such as removing the old/debug version of the app because the apk was a release version, clearing the deb...
Xcode + remove all breakpoints
... there's a 3 step way:
Press CMD(⌘)+7 to show all breakpoints.
In Xcode4 press CMD(⌘)+6, in Xcode3 press CMD(⌘)+ALT+B.
Select all breakpoints with CMD(⌘)+A and delete them, like deleting text, with backspace.
There's no step 3 :)
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How to enable Bootstrap tooltip on disabled button?
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edited May 25 '17 at 7:40
answered Nov 9 '12 at 21:17
mi...
Regular expression to match URLs in Java
... Alan Moore
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answered Oct 2 '08 at 16:48
TomCTomC
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Override back button to act like home button
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edited Jan 6 '14 at 22:34
Uxonith
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answ...
Hidden features of Windows batch files
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Hidden Features of C#? [closed]
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Is it possible to use argsort in descending order?
...s, 1000000 loops each)
>>> timeit avgDists.argsort()[::-1][:n]
1.64 µs ± 3.39 ns per loop (mean ± std. dev. of 7 runs, 1000000 loops each)
>>> timeit avgDists.argsort()[-n:][::-1]
1.64 µs ± 3.66 ns per loop (mean ± std. dev. of 7 runs, 1000000 loops each)
For larger arrays,...
Determine the number of NA values in a column
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class
...elf
def value_of obj
obj.to_s
end
end
end
String.value_of 42 # => "42"
This can also be written as a shorthand:
class String
def self.value_of obj
obj.to_s
end
end
Or even shorter:
def String.value_of obj
obj.to_s
end
When inside a function definition, self ...