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How to get a random value from dictionary in python
...DIT: The question was changed a couple years after the original post, and now asks for a pair, rather than a single item. The final line should now be:
country, capital = random.choice(list(d.items()))
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Why should I use the keyword “final” on a method parameter in Java?
... );
void doSomething( String arg ) {
String x = arg; // Both variables now point to the same String object.
x = "elephant"; // This variable now points to a different String object.
arg = "giraffe"; // Ditto. Now neither variable points to the original passed String.
}
Mark the local va...
use localStorage across subdomains
...afari 7+ both on desktop and mobile to block 3rd party data. The option is now called "Block cookies and other website data" which refers to things like localstorage which are now completely isolated by domain. This method wont work in Safari
– Aranganathan
Jul...
Difference between “and” and && in Ruby?
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Actually the guide now says to avoid and/or completely, and they might have a point. Often their usage in control flow could be more obviously written with if/unless operators anyway (e.g. document.save! unless document.saved?)
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Professional jQuery based Combobox control? [closed]
... some usability issues with this control, but as a user I don't think I'd know to start typing for the dropdownlist to turn into a textbox.
I much prefer the Combo Dropdown Box, but it still has some features that I'd want and it's still in alpha. The only think I don't like about this other than i...
Bundler: Command not found
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Under uBuntu 11.04, the latest command path is now export PATH=$PATH:/var/lib/gems/1.8/bin
– Antony
Jul 16 '11 at 2:13
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git pull error :error: remote ref is at but expected
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and for those who dont know where .git folder will be.. it will be created inside your Project/workspace folder :D
– kumar
Oct 11 '17 at 11:56
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Is pass-by-value a reasonable default in C++11?
... void foo(T const&); and void foo(T&&);.
With that in mind, I now wrote my valued constructors as such:
class T {
U u;
V v;
public:
T(U u, V v)
: u(std::move(u))
, v(std::move(v))
{}
};
Otherwise, passing by reference to const still is reasonable.
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Visual Studio support for new C / C++ standards?
...e this one:
https://devblogs.microsoft.com/cppblog/iso-c-standard-update/
Now, the Visual C++ compiler team receives the occasionally question as to why we haven’t implemented C99. It’s really based on interest from our users. Where we’ve received many requests for certain C99 features, we...
jQuery click not working for dynamically created items [duplicate]
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Once again, a feature I didn't know about! Thanks. I will also look into backbone.js for my next project!
– JustAnotherDeveloper
Feb 28 '12 at 15:23
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