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Scala equivalent of Java java.lang.Class Object
... type erasure on the JVM, in the case of getClass.
scala> classOf[C]
res0: java.lang.Class[C] = class C
scala> c.getClass
res1: java.lang.Class[_] = class C
That is why the following will not work:
val xClass: Class[X] = new X().getClass //it returns Class[_], nor Class[X]
val integerClass:...
Doing something before program exit
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answered Oct 3 '10 at 15:04
Brent Writes CodeBrent Writes Code
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Best explanation for languages without null
... let middleLen = match p.MiddleName with
| None -> 0
| Some(s) -> s.Length
p.FirstName.Length + middleLen + p.LastName.Length
with no worries. In contrast, in a language with nullable references for types like string, then assuming
class Person
...
How to create loading dialogs in Android?
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edited Mar 26 '10 at 18:30
answered Mar 26 '10 at 18:22
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Gson ignoring map entries with value=null
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301
See Gson User Guide - Null Object Support:
The default behaviour that is implemented in Gso...
Where does Git store the SHA1 of the commit for a submodule?
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170
It is stored in Git's object database directly. The tree object for the directory where the sub...
Django - Difference between import django.conf.settings and import settings
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answered Jan 8 '12 at 20:16
user237076user237076
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What is the default scope of a method in Java?
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edited Mar 28 '12 at 19:09
answered Apr 3 '09 at 17:01
Es...
How to make Regular expression into non-greedy?
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500
The non-greedy regex modifiers are like their greedy counter-parts but with a ? immediately fol...
C++ Double Address Operator? (&&)
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answered Dec 28 '10 at 20:16
aschepleraschepler
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