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How do I copy a hash in Ruby?
...e method is Ruby's standard, built-in way to do a shallow-copy:
irb(main):003:0> h0 = {"John" => "Adams", "Thomas" => "Jefferson"}
=> {"John"=>"Adams", "Thomas"=>"Jefferson"}
irb(main):004:0> h1 = h0.clone
=> {"John"=>"Adams", "Thomas"=>"Jefferson"}
irb(main):005:0>...
Test if a class has an attribute?
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answered Aug 4 '09 at 7:47
Marc Gravell♦Marc Gravell
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Windows batch: call more than one command in a FOR loop?
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edited Jan 21 '14 at 10:08
Steven
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answered F...
Assign one struct to another in C
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answered Feb 20 '10 at 13:41
fabrizioMfabrizioM
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Check if application is installed - Android
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300
Try this:
private boolean isPackageInstalled(String packageName, PackageManager packageManager...
Sending websocket ping/pong frame from browser
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kanakakanaka
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c# open file with default application and parameters
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daniloquiodaniloquio
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2
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git still shows files as modified after adding to .gitignore
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SovietFrontier
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answered Jun 7 '18 at 9:19
Sidhanshu_Sidhanshu_
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AngularJS - How can I do a redirect with a full page load?
...sh.
– Mike Pateras
Apr 14 '13 at 19:05
3
$window.location.href definitely causes a full page refr...
NSObject +load and +initialize - What do they do?
...ool {
Subclass *object = [[Subclass alloc] init];
}
return 0;
}
This program prints two lines of output:
2012-11-10 16:18:38.984 testApp[7498:c07] in Superclass initialize; self = Superclass
2012-11-10 16:18:38.987 testApp[7498:c07] in Superclass initialize; self = Subclass
Sinc...