Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs for a list of available runtimes. (ExecJS::RuntimeUnavailable) Error in Rails 3.1.0 rails s

By -
Installing node.js fixed this for me

go to https://github.com/joyent/node/wiki/Installing-Node.js-via-package-manager

or run the following commands on your terminal 


sudo apt-get install python-software-properties
sudo add-apt-repository ppa:chris-lea/node.js
sudo apt-get update
sudo apt-get install nodejs


Comments

Post a Comment

Popular posts from this blog

Rails Memcache issues

By -
Error :- down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) down_retry_delay not reached for localhost:11211 (0.001 seconds left) [2012-03-20 15:08:28] ERROR NoMethodError: You have a nil object when you didn't expect it! You might have expected an instance of Array. The error occurred while evaluating nil.each     /usr/local/lib/ruby/gems/1.9.1/gems/rack-1.3.6/lib/rack/handler/webrick.rb:71:in `service'     /usr/local/lib/ruby/1.9.1/webrick/httpserver.rb:111:in `service'     /usr/local/lib/ruby/1.9.1/webrick/httpserver.rb:70:in `run'     /usr/local/lib/ruby/1.9.1/webrick/server.rb:183:in `block in start_thread' cache: [GET /assets/kanga_custom/search_merchant.js?body=1] miss, ...
Read more

Rails working with multiple databases customize the generator | Rails, multiple databases, customize generator

By -
In ROR working with multiple databases ( Mysql + MongoID or Postgres + MongoId ) for performance is good, but how can i give default generator database to pick-up while generating the models edit  application.rb  in config folder and add below code config.generators do |g| g.orm             :active_record end So every time in next generators will take active record as default for moddels In case of using mongoid and active record this will be helpful
Read more

Enabling password authentication for new ec2 box | ssh, ssh config, EC2 setup, new user in EC2, PasswordAuthentication

By -
Your EC2 box only contain .pem auth to enable password authentication follow the steps By default your ec2 box come with .pem authentication, once you create your user and password for that user you can’t able to login with that credentials because EC2 by default disables that functionality. Edit ssh config file by below command $ sudo vim /etc/ssh/sshd_config  Search for  PasswordAuthentication  setting and setit to yes PasswordAuthentication yes Restart ssh server $sudo /etc/init.d/ssh reload
Read more