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Access multiple elements of list knowing their index
I need to choose some elements from the given list, knowing their index. Let say I would like to create a new list, which contains element with index 1, 2, 5, from given list [-2, 1, 5, 3, 8, 5, 6]. What I did is:
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How can I delete all Git branches which have been merged?
...rep -v develop | sed 's/origin\///' | xargs -n 1 git push --delete origin. Now this turned out to be my alias.
– sarat
Aug 15 '15 at 12:19
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Getting realtime output using subprocess
...ut.readline()
if not line: break
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does not. Apparently this is a known bug: http://bugs.python.org/issue3907 (The issue is now "Closed" as of Aug 29, 2018)
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How to prevent vim from creating (and leaving) temporary files?
...the buffer. That is annoyingly late, and will interrupt you. (Solved: We now check for a pre-existing swapfile when a buffer is opened, by temporarily turning the swapfile option on again.)
If you are working in an environment where you want to minimise disk-writes (e.g. low power, or files mounte...
Android notification is not showing
... this function after 4.1 was available. Your answer is misleading, because now you suggest it has been available since 2.3.
– slinden77
May 1 '13 at 20:45
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Ruby: Calling class method from instance
...lize(make=nil, year=nil)
self.year, self.make = year, make
end
end
Now let's use our class:
t = Truck.new("Honda", 2000)
t.make
# => "Honda"
t.year
# => "2000"
t = Truck.new
t.make
# => "Toyota"
t.year
# => nil
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How to kill a child process after a given timeout in Bash?
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I am not 100% sure of that, but as far as I know (and I know what my manpage told me) timeout is now part of the coreutils.
– benaryorg
May 15 '15 at 21:04
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How to use performSelector:withObject:afterDelay: with primitive types in Cocoa?
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just a side note for those who dont know, we start adding arguments from index 2 because index 0 and 1 are reserved for hidden arguments "self" and "_cmd".
– Vishal Singh
May 15 '13 at 6:20
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What does 'super' do in Python?
... to super and the correct method arguments right can be difficult. If you know you're using super correctly with single inheritance, that makes debugging less difficult going forward.
Dependency Injection
Other people can use your code and inject parents into the method resolution:
class SomeBase...
Opacity CSS not working in IE8
...owever, it doesn't work (for me) in IE8 (I just checked). -moz-opacity is now pretty much defunct I believe, and opacity is the standards way of doing things - so, naturally, Microsoft didn't use that way of doing things (way too easy).
– user71463
Dec 22 '09 ...