scala-2.8_开发者

Strange behavior of Set4 in scala 2.9.1?

Making a migration from 2.8.1 to 2.9.1 found interesting thing. Tried to write this in console: >>import collection.immutable.Set.Set4[详细]

2023-04-05 06:18 分类：问答

What are main changes from scala 2.8.1 to scala 2.9.1?

I am working on project implemented in scala 2.8.1, want to migrate to scala 2.9.1 and use akka-actors libraries instead of standard, but didn\'t find good summary of main changes, here what I found:[详细]

2023-04-05 04:29 分类：问答

Scala case class constructor with WrappedArray argument

I have the following scenario: sealed abstract class Type(val inUse: Boolean) case class IntTy(override val inUse: Boolean) extends Type(inUse)[详细]

2023-04-02 15:27 分类：问答

How to define scala type for no argument function?

This works def func(f: => Int) = f This dosn\'t (inside class for example) type EmptyFunct = => Int[详细]

2023-04-01 00:11 分类：问答

reduce list of integers/range of integers in scala

Total newbie question here...Today while trying to calculate sum of a list of integers(actually BitSe开发者_StackOverflow社区t), I ran into overflow scenarios and noticed that the return type of(sum/p[详细]

2023-03-31 10:29 分类：问答

Methods in trait become volatile methods when mixed in concrete classes in 2.9.0-1 but not 2.8.1

I noticed this breaking (for me using it with OGNL) change in 2.9.0-1: I find that, in 2.9, methods declared in a trait become volatile when mixed in a class:[详细]

2023-03-22 02:50 分类：问答

Case classes and Proxy behaviour in Scala 2.9

On migrating our code to Scala 2.9 we\'ve found large swathes of it that didn\'t work and failed silently. We tracked it down to case classes that extend Proxy not being equal. In our code we don\'t e[详细]

2023-03-19 13:13 分类：问答

List of URL Views / Templates for User in Lift Scala

Im trying to开发者_JAVA技巧 show a list of views for the logged in user. The list consists of the db entities for the user which i can retrieve from them db. Im trying to bind the correct address to t[详细]

2023-03-19 06:22 分类：问答

Why scala doesn't recognize method from trait

First of all i have trait: import _root_.com.thoughtworks.selenium._ import org.scalatest.matchers.ShouldMatchers[详细]

2023-02-27 19:18 分类：问答

Scala, Problem with Scala 2.8.1 installation on Maverick

i\'ve izpack installer Scala 2.8.1 after install it at /usr/local/scala and set environment variable at etc/environment it\'s work normally for execute command like scala or scalac, but if i execute s[详细]

2023-02-27 07:18 分类：问答