button_to like all others helpers for the views in Rails (e.g. link_to, form_for, image_tag…) simply converts your Rails command in HTML code. We could say that is a shortcut to write “pure HTML”. In your case, for button_to, you can see the reference (and what is printed) here: http://api.rubyonrails.org/classes/ActionView/Helpers/UrlHelper.html#method-i-button_to For example: I suggest you to … Read more
Bundle with Ruby 2.1.6 You just need to install bundler : This will be installed in a gemset specific to ruby-2.1.6, so it won’t interfere with anything you installed with ruby-2.3.0. You can use to install the required gems. Trying with Ruby 2.3.0 Alternatively, you could just try the example you downloaded with ruby-2.3.0 by … Read more
After running bundle install to install bcrypt, just restart the rails server.That should help your application to reload and pick up the newly installed bcrypt dependency.
It could be as simple as a stale PID file. It could be failing silently because your computer didn’t complete the shutdown process completely which means postgres didn’t delete the PID (process id) file. The PID file is used by postgres to make sure only one instance of the server is running at a time. So when it goes to … Read more
Interesting. Did you run rake db:create? Assuming you are using sqlite3, do this: Also, can you list the contents of your config/database.yml file? Edit: Warning! Obviously, you will lose your existing data.
I am following RoR 4. I came across the same error couldn’t find file ‘jquery’ with type ‘application/javascript’. I did the following and was successful in running my app gem ‘jquery-rails’ and gem ‘turbolinks’ bundle update bundle install
form_for @movie.name should be form_for @movie. I can’t tell what’s going on, but I suspect this is somehow giving you a <form action=””>.
It could be that there was a previous Ruby env installed on your system prior to your installation of 2.0? This might have had an existing GEM_PATH that lead to the /1.8 directory which the installation of version 2.0 simply kept. The problem you where likely having, then, was that Passenger/Apache was looking in the … Read more
Update the create action as below: You are using respond_to method but anot specifying the format in which a new page is rendered. Hence, the error ActionController::UnknownFormat .
After making changes to the pg_hba.conf or postgresql.conf files, the cluster needs to be reloaded to pick up the changes. From the command line: pg_ctl reload From within a db (as superuser): select pg_reload_conf(); From PGAdmin: right-click db name, select “Reload Configuration” Note: the reload is not sufficient for changes like enabling archiving, changing shared_buffers, etc — those require a cluster restart.