Rails, rake does not work

Question

I\'ve been trying to use Rails and when I use rake, I get this error. Any suggestions on which run time should I use?

ngzhongqin@ngzhongqin-linux:~/RailsProjects         


        

Answer 1

You need to install runtime for these.. some of the good options are

therubyracer - Google V8 embedded within Ruby

therubyrhino - Mozilla Rhino embedded within JRuby

Johnson - Mozilla SpiderMonkey embedded within Ruby

Mustang - Mustang V8 embedded within Ruby

Node.js

Apple JavaScriptCore - Included with Mac OS X

Mozilla SpiderMonkey

Microsoft Windows Script Host (JScript)

you can find more details at https://github.com/sstephenson/execjs