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What is the purpose and use of **kwargs?
What are the uses for **kwargs in Python?
13 Answers
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Best way to encode text data for XML in Java?
... library. That way it will actually be right instead of requiring detailed knowledge of bits of the XML spec.
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Ruby class instance variable vs. class variable
...papa.my_things << :quadcopter
joey.my_things << :bike
suzy.my_things << :doll
joey.shared_things << :puzzle
suzy.shared_things << :blocks
p Parent.family_things #=> [:house, :vacuum]
p Child.family_things #=> [:house, :vacuum]
p papa.family...
AngularJS - Trigger when radio button is selected
I searched and tried many ng-xxxx kind of options but couldn't find the one..
I just want to call some function in the controller when radio button is selected.
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Android Emulator: Installation error: INSTALL_FAILED_VERSION_DOWNGRADE
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It means you're trying to install an app with the same packageName as an app that's already installed on the emulator, but the one you're trying to install has a lower versionCode (integer value for your version number).
You might have installed from a separate copy of the code whe...
Cannot download Docker images behind a proxy
I installed Docker on my Ubuntu 13.10 (Saucy Salamander) and when I type in my console:
25 Answers
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Efficient way to determine number of digits in an integer
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Well, the most efficient way, presuming you know the size of the integer, would be a lookup. Should be faster than the much shorter logarithm based approach. If you don't care about counting the '-', remove the + 1.
// generic solution
template <class T>
int n...
What must I know to use GNU Screen properly? [closed]
... to GNU Screen and they're having a hard time getting used to it. That makes me think about the essential things he needs to know about the excellent Screen utility, the same things that you'd think worthwhile to teach someone, a beginner, from the ground up. What are some analogies and handy ti...
Combine two data frames by rows (rbind) when they have different sets of columns
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rbind.fill from the package plyr might be what you are looking for.
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UITableView - scroll to the top
...rollView, so you can also use:
[mainTableView scrollRectToVisible:CGRectMake(0, 0, 1, 1) animated:YES];
Or
[mainTableView setContentOffset:CGPointZero animated:YES];
And in Swift:
mainTableView.setContentOffset(CGPointZero, animated:true)
And in Swift 3 & above:
mainTableView.setConten...