Background Rails version: 4.2.5 Database: PostgreSQL 9.5 On chapter 11 of Rails Tutorial, user table was created directly via pgAdmin III – not by Rails database migration – I prefer to create database tables etc via SQL script so I have full control over all things at database level. Also, that is probably necessary for… Read More »
Background OS: Debian 8 PostgreSQL, Ruby and Rails installed Part of efforts to write a small Ruby on Rails reporting application which requires connection to PostgreSQL database. Attempt to install PostgreSQL database driver and got “missing library” error. > gem install postgresql Building native extensions. This could take a while… ERROR: Error installing postgresql: ERROR:… Read More »
Background OS: Debian 8 Ruby version: ruby 2.1.5p273 (2014-11-13) [i386-linux-gnu] Rails version: Rails 4.2.5 Ruby and Rails are installed, created first hello world app, executed “bundle install” Trying to run “rails server” > rails server Warning: Running `gem pristine –all` to regenerate your installed gemspecs (and deleting then reinstalling your bundle if you use bundle… Read More »
Background OS: Debian 8 Ruby version: ruby 2.1.5p273 (2014-11-13) [i386-linux-gnu] Rails version: Rails 4.2.5 Ruby and Rails are installed and created first hello world app Trying to run “bundle install” > bundle install /usr/lib/ruby/2.1.0/rubygems/dependency.rb:298:in `to_specs’: Could not find ‘bundler’ (>= 0) among 66 total gem(s) (Gem::LoadError) from /usr/lib/ruby/2.1.0/rubygems/dependency.rb:309:in `to_spec’ from /usr/lib/ruby/2.1.0/rubygems/core_ext/kernel_gem.rb:53:in `gem’ from /usr/local/bin/bundle:22:in `’… Read More »
Background OS: Debian 8 Ruby version: ruby 2.1.5p273 (2014-11-13) [i386-linux-gnu] Rails version: Rails 4.2.5 Ruby and Rails are installed and trying to create the first application. > rails new hello_app … Installing sqlite3 1.3.11 with native extensions Gem::Ext::BuildError: ERROR: Failed to build gem native extension. /usr/bin/ruby2.1 extconf.rb checking for sqlite3.h… no sqlite3.h is missing.… Read More »