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What's the difference between Ruby's dup and clone methods?
...ot.
class Foo
attr_accessor :bar
end
o = Foo.new
o.freeze
o.dup.bar = 10 # succeeds
o.clone.bar = 10 # raises RuntimeError
The Rubinius implementation for these methods
is often my source for answers to these questions, since it is quite clear, and a fairly compliant Ruby implementation.
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Best way to get application folder path
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10 Answers
10
Active
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Why doesn't java.util.Set have get(int index)?
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answered Apr 20 '09 at 19:20
Michael Myers♦Michael Myers
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Javascript - How to detect if document has loaded (IE 7/Firefox 3)
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clearInterval(readyStateCheckInterval);
init();
}
}, 10);
In fact, document.readyState can have three states:
Returns "loading" while the document is loading, "interactive" once it is finished parsing but still loading sub-resources, and "complete" once it has loaded.
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git index.lock File exists when I try to commit, but cannot delete the file
...Patrick Favre
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answered Jul 13 '12 at 8:01
Ryan SRyan S
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
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edited May 23 '17 at 12:03
Community♦
111 silver badge
answered Jun 6 '10 at 17:40
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How to get the difference between two arrays of objects in JavaScript
...ly native JS, something like this will work:
a = [{ value:"4a55eff3-1e0d-4a81-9105-3ddd7521d642", display:"Jamsheer"}, { value:"644838b3-604d-4899-8b78-09e4799f586f", display:"Muhammed"}, { value:"b6ee537a-375c-45bd-b9d4-4dd84a75041d", display:"Ravi"}, { value:"e97339e1-939d-47ab-974c-1b68c9cfb...
How do I find the next commit in git? (child/children of ref)
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answered Mar 26 '12 at 10:07
Tim HuntTim Hunt
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Looking for simple Java in-memory cache [closed]
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answered Mar 25 '13 at 16:02
sanitysanity
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Generate Java class from JSON?
...onschema2pojo-maven-plugin</artifactId>
<version>1.0.2</version>
<configuration>
<sourceDirectory>${basedir}/src/main/resources/schemas</sourceDirectory>
<targetPackage>com.myproject.jsonschemas</tar...