Top "Read-eval-print-loop" questions

A Read-Eval-Print Loop (REPL) is the most common model for an interactive interpreter - it Reads input, Evaluates it, Prints it, and Loops back to the beginning.

exiting the repl console with a background process

How do you exit from the repl console in sbt with a background process running? The following hangs: $ sbt > …

scala sbt read-eval-print-loop
Anders Hejlsberg's C# 4.0 REPL

During the last 10 minutes of Ander's talk The Future of C# he demonstrates a really cool C# Read-Eval-Print loop which …

c# c#-4.0 read-eval-print-loop
`binding.pry` for javascript console?

In Ruby, I can type binding.pry anywhere in my code and at that point of execution my console will …

javascript ruby read-eval-print-loop pry
How to clear all variables in Scala REPL

Is there a quick command? I don't want to Ctrl+d and run Scala everytime I want to clear all …

scala read-eval-print-loop
How do I quit swift repl without using ctrl-d?

I want to quit swift repl gracefully and not use ctrl-d to exit it. For eg. python repl can be …

swift read-eval-print-loop
Is Lisp the only language with REPL?

There are languages other than Lisp (ruby, scala) that say they use REPL (Read, Eval, Print, Loop), but it is …

scala programming-languages lisp read-eval-print-loop
How to see docstrings and other symbol information in Common Lisp REPL?

I'm completely new to CL, and I'd like to learn how to read documentation strings and get other help information …

documentation lisp common-lisp read-eval-print-loop
C++ IDE with repl?

I'm looking for a good C++ IDE with a REPL. The one in visual studio isn't... well lets say most …

c++ ide read-eval-print-loop
Is it possible to build a interactive C shell?

I'm just wondering if this is possible using either (Python, Java or C)? I'm looking for something like IPython for …

c shell interactive read-eval-print-loop
How does orElse work on PartialFunctions

I am getting very bizarre behavior (at least it seems to me) with the orElse method defined on PartialFunction It …

scala functional-programming read-eval-print-loop partialfunction