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setResult does not work when BACK button pressed
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And even if there weren't, you wouldn't know about it when it would be introduced in an API update. Not as easily as you would when behavior of onPause() or onDestroy() changed. Those are the methods you are supposed to override.
– pjv
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Aliases in Windows command prompt
...er here!
Here's a .reg file to help you install the alias.cmd. It's set now as an example to a dropbox folder as suggested above.
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER\Software\Microsoft\Command Processor]
"AutoRun"="%USERPROFILE%\\alias.cmd"
For single-user applications, ...
What would a “frozen dict” be?
...to want such a type is when memoizing function calls for functions with unknown arguments. The most common solution to store a hashable equivalent of a dict (where the values are hashable) is something like tuple(sorted(kwargs.iteritems())).
This depends on the sorting not being a bit insane. Pyth...
Sorting an array of objects in Ruby by object attribute?
...me + @first_name <=> other.last_name + other.first_name
end
end
Now an array of Person objects will be sortable on last_name.
ar = [Person.new("Eric", "Cunningham"), Person.new("Homer", "Allen")]
puts ar # => [ "Eric Cunningham", "Homer Allen"] (Person objects!)
ar.sort!
puts ar ...
Accessing localhost:port from Android emulator
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Not working for me right now, but here's the link to the Android docs and it's clear that this is what sould do it (10.0.2.2); developer.android.com/tools/devices/emulator.html
– Stuart Hallows
May 17 '14 at 7:0...
How to remove all whitespace from a string?
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@DWin Supposedly it is faster if R knows that it does not have to invoke the regular expression stuff. In this case it does not really make any difference, I am just in the habit of doing so.
– Aniko
May 13 '11 at 13:00
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How to unmount a busy device
... -l / --lazy won't corrupt open files, but on Linux it seems you can't know when the device is actually unmounted and can be removed
– Tom Hale
Aug 12 '17 at 6:14
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Does .asSet(…) exist in any API?
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Now with Java 8 you can do this without need of third-party framework:
Set<String> set = Stream.of("a","b","c").collect(Collectors.toSet());
See Collectors.
Enjoy!
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Behaviour of increment and decrement operators in Python
...++ and -- operators were left out for consistency and simplicity. I don't know the exact argument Guido van Rossum gave for the decision, but I can imagine a few arguments:
Simpler parsing. Technically, parsing ++count is ambiguous, as it could be +, +, count (two unary + operators) just as easily...
What is the difference between D3 and jQuery?
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it is a bad comparison now, but as of 2013 it wasn't that bad. Since then, jQuery has dropped a lot of polyfilling for older browsers (data attributes was one of them) while D3 has stopped being a monolithyc library and became instead an entrypoint...