2 The Scala environment
After reading this lesson, you’ll be able to
- Execute commands on the Scala REPL
- Use the REPL to evaluate expressions
- Install the
gitanddockerdevelopment tools
The Scala REPL (Read-Eval-Print-Loop) is a development tool to interpret Scala code snippets. It will be a crucial tool in learning Scala, and it doesn’t require too much setup or infrastructure: you’ll be able to play and experiment with the language by typing and evaluating fragments of code. You’ll also install the git and docker development tools on your machine, which are not specific to Scala but used in some of the more advanced capstones. In the next lesson, you’ll complete your machine’s setup by installing sbt—a tool to build and run structured Scala ...
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