#Scala tuple android#
#Scala tuple code#

Examples: abc123, myVar, myVal, myMethod,.Follows Java's camel case conventions, except 'real' constants (not vals) are.The ' $' counts as a letter, but is reserved for use by Scala.Composed of letters, underscores, and digits, beginning with a letter or underscore.Scala has four types of identifiers: Alphanumeric identifiers: In memory and so is faster (after the first use). The object may not have the same name as the class!

#Scala tuple code#

The App trait wraps your code in a main method. (Should try it on UNIX and Windows).įile name doesn't have to be the same as the application name. This is the correct location for Scala on my Mac, but it doesn't work for me. Scala automatically wraps your lines in a class and a main method, so don't do this yourself. Type in expressions to have them evaluated. Welcome to Scala version 2.7.7.final (Java ↙ On the command line as a REPL (Read-Eval-Print-Loop). In a Scala application, you need a def main(args: Array) method. In a Java application, you need a public static void main(String args) method.

Scala is pronounced “skah-lah,” not “skay-lah.”.

Supply type information in only a few places Scala can infer type

Scala is statically typed like Java, but the programmer has to.

Scala fully supports functional programming.

Scala is fully Object-Oriented (OO) - there are no primitives.

Scala textbooks, and this paper, generally assume a knowledge of Java.

Scala is based on Java, and compiles to the JVM (or to.

#Scala tuple android#

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Scala For to, until, while Loop Examples.

Scala Tuple Examples (Return Multiple Values).

Scala Set Examples: contains, intersect.

Scala Var and Val (Variables and Constants).

Scala Strip Strings: stripLineEnd and stripMargin.

Scala Console: println, printf and readLine.

Scala Remove Duplicates From List: Distinct Example.

Scala Exception Handling: Try, Catch and Throw.

Scala Initialize List: List.newBuilder, List.empty.

Scala 2D List, Array Examples: Array.ofDim.

Scala Regex, R Examples: findFirstMatchIn.

Scala Convert: String to Int, List and Array.