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What does a double * (splat) operator do
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Ruby 2.0 introduced keyword arguments, and ** acts like *, but for keyword arguments. It returns a Hash with key / value pairs.
For this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
&g...
How can I use getSystemService in a non-activity class (LocationManager)?
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edited Aug 28 '15 at 19:30
Krzysiek
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How can I push a local Git branch to a remote with a different name easily?
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answered Apr 21 '11 at 3:00
Brian CampbellBrian Campbell
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New Line on PHP CLI
...instead.
– KingCrunch
Aug 3 '12 at 20:44
2
it was helpful and real quick solution :) tnx for shar...
How to put a unicode character in XAML?
...rmat you could try the XML character escape. So instead of writing &\u2014, you could write — instead.
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How to parse a JSON string into JsonNode in Jackson?
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edited Apr 3 '15 at 20:37
John Gietzen
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TypeScript or JavaScript type casting
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301
You can cast like this:
return this.createMarkerStyle(<MarkerSymbolInfo> symbolInfo);
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Removing list of vms in vagrant cache
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answered Jun 27 '14 at 8:02
EmylEmyl
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how to set a value for a span using JQuery
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answered Sep 29 '09 at 10:32
cletuscletus
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git working on two branches simultaneously
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Git 2.5+ (Q2 2015) supports this feature!
If you have a git repo cool-app, cd to root (cd cool-app), run git worktree add ../cool-app-feature-A feature/A. This checks out the branch feature/A in it's own new dedicated directory, cool-app-...