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Rails: Default sort order for a rails model?
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3 Answers
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Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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It is always set to 4.0.0 in Maven 2 and 3, because, at present, there is no other model.
Notice that modelVersion contains 4.0.0. That is currently the only supported POM version, and is always required. [source]
But it wouldn't necessarily need to always be ...
how to ignore namespaces with XPath
...irk Vollmar
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What is the difference between “text” and new String(“text”)?
...his is very peculiar, and is rarely the intention.
References
JLS 15.21.3 Reference Equality Operators == and !=
class Object - boolean Object(equals)
Related issues
Java String.equals versus ==
How do I compare strings in Java?
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Finding duplicates in O(n) time and O(1) space
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13 Answers
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npm install vs. update - what's the difference?
...res "1.0" -> "1.1"
"already-installed-semver-module": "^1.4.3" // ignores "1.4.3" -> "1.5.2"
"already-installed-versioned-module": "3.4.1" // ignores ignores
"not-yet-installed-versionless-module": "*", // installs installs
"not-yet-installed-semver-module...
Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
...Grails 2.0.0 (and 2.1.0-SNAPSHOT) and I wanted to update it to Clojure 1.3.0 and add clojure.tools.logging .
1 Answer
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Loop through all nested dictionary values?
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edited Mar 11 at 5:34
Antti Haapala
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Why is the shovel operator (
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Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340
a += 'quux'
a.object_id #=> 2154742560
So << alters the original string rather than creating a new one. The reason for this is that in ruby a += b is syntactic sho...
Constantly print Subprocess output while process is running
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13 Answers
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