scala

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call a def within a block

If there is any way to call a deffrom a block def factor (n: Int) : Int = if (n == 0 ) 1 elsen * factor(n-1)[详细]

2023-04-12 09:47 分类：问答
Why can't Scala find org.apache.commons.lang package?

I want to use org.apache.commons.lang.NotImplementedException as it seems to be the only NotImple开发者_如何学运维mentedException implementation in Java/Scala domain. I can remember I used to use it w[详细]

2023-04-12 09:44 分类：问答
What is the basic collection type in Scala?

Or in other words what is the equivalent of C# IEnumerable<开发者_JAVA百科T> in Scala? I thought it is Seq[T], but I already found out, that HashMap does not implement this, so it cannot be true.[详细]

2023-04-12 09:29 分类：问答
Scala - reduce/foldLeft

I have a nested map m which is like: m = Map(\"email\" -> \"a@b.com\", \"background\" -> Map(\"language\" -> \"english\"))[详细]

2023-04-12 08:25 分类：问答
Scala: ambiguous reference to overloaded definition - best disambiguation?

I have a follow-on question to the problem that the presence of overloaded method definitions with and without parameters leads to a compilation error, which is already discussed here: Why is thi开发者[详细]

2023-04-12 07:25 分类：问答
Using Lift's snippet processing outside of Lift

Is there a way to use Lift\'s snippet processing outside the nor开发者_如何学JAVAmal request handling process? I know I can call LiftSession.findAndProcessTemplate, but that obviously requires an inst[详细]

2023-04-12 06:50 分类：问答
Unable to use Scala and Spring MVC 3 to return JSON

I am converting my Java Spring controller classes to Scala.In Java, a controller method that returned JSON was defined as this:[详细]

2023-04-12 06:37 分类：问答
Setting up sbt to use Java 7 for compilation?

I\'m getting compile errors when 开发者_StackOverflowrunning the compile task as the sources reference new classes in java.nio.file package that only appeared in Java 7.[详细]

2023-04-12 05:44 分类：问答
Short for String.format in Scala

Is there a short syntax for string interpolation in Scala? So开发者_开发技巧mething like: \"my name is %s\" < \"jhonny\"[详细]

2023-04-12 05:18 分类：问答
Spring: Injecting a Scala List

This can be done using a converter wrapper: import scala.collection.JavaConversions._ object ListConverter {[详细]

2023-04-12 05:07 分类：问答