What are the main differences between Java and Scala? Both have these similarities:
Both are object-oriented
Both compile to bytecode and run in the JVM
Both have lambdas (Java 8)
First, I want to say that I am totally lay in Scala. I know almost nothing beyond the basics of language. Knowing this, let us doubt it.
I'm in a project where there are libraries developed in Scala. These libraries were packaged in JAR's and...
I updated my Intellij IDEA to version 14 and now it is not recognizing any more methods within my Scala program.
IDE does not even find the simplest of methods:
println("Hello world")
What to do?
In Java ConcurrentHashMap has an interesting property . Operations such as putIfAbsent , remove , replace , computeIfAbsent , computeIfPresent , compute , and merge are atomic.
Example:
fi...
I'm starting to use SBT for scala projects and would like to create a project like:
APP
...Module1
...Module2
...Module3
...
build.sbt
I would like to know how to make dependencies in build.sbt so that they are also used in modules....
I'm trying to run the following test from the scalatra within the < a
class Test extends ScalatraFlatSpec with Matchers {
addServlet(classOf[MainServlet], "/*")
"Home Page" should "show hello" in {
get("/"){
status shoul...
Hello,
I'm trying to compile my project using sbt , but it causes an SSL error:
ServeraccessError:sun.security.validator.ValidatorException:PKIXpathbuildingfailed:sun.security.provider.certpath.SunCertPathBuilderException:unabletofindval...
I'm trying to use scala-pickling because the site in github makes it look like a very simple tool to use . The fact is that I am not able to make the simple statement (REPL) work:
scala> import scala.pickling._
import scala.pickling._
sc...