Run

Julia
  1. run with REPL(start julia by opening the Julia app)

    >julia 2+3
    5
    
  2. run script directly from the command line

    $julia script.jl
    

Please see Getting Started and Interacting with Julia parts in official documentation for more details.

IJulia
  1. To start the IJulia notebook in the browser, run from the command line.
    ipython notebook --profile julia
    

Please see Running the IJulia Notebook on IJulia website.