rake tasks.rb

rake -T

#You can create your own tasks that will make your life easier; 
#Source code files get compiled into object files and these get compiled into machine language; 
#Describe in MAKE how to make the files, pays attention to what time the files were updates; 
#Sinatra is a DSL lets you use a version of Ruby; 
#Rake; #B

#Rake looks in the current directory for a rake file and looks what tasks are available; 
#Sort the capitals before the lowercase files, this means it will be sorted first; 

#Automated tasks with ruby is done with Rake;
#The same thing that is done in Javascript is Grunt;

rake -T #Finds the rake file; 
rake hello.tmp #calles the tmp/hello.temp function; 

#It depeneds on the rake file so you have to be in the correct directory; 
date 

#You have have a task that depends on other tasks; 
#Go into pry and type in ENV to show all the environment variables; 

export CUPS=7
unset CUPS 
ENV['CUPS'] #Inside pry

#Bash is the born again Shell, there is ZShell; 

#Name spacing is a prefix infront of tasks which allows us not to have conflicts; 

rake morning:drink_coffee 

rake #The default task in rake is to run all of the unit tests; 

#If you want to add your own tasks add them to the lib tasks folder; 
#You have access to User.all inside of the Rake tasks that you created in rails 

Rake::Task['morning:make_coffee'].invoke

Add your owns tasks b going to tree lib/tasks

lib/tasks/db.rake

task :artist_count => :environemnt do #We need to environemnt here so we can for example get all the Artists from the database;
  puts Artist.count
end

namespace :db do 
  desc "Drop, recreate and migrate the database"
  task :reset do 
    Rake::Task['db:drop'].invoke
    Rake::Task['db:create'].invoke
  end
end

#Heroku also supports this;
#Create different types of files, for example