Presented at BostonRB Project Night, February 5th, 2013

1. GEMS
Thursday, February 7, 13

2. @markbates
Thursday, February 7, 13

3. Thursday, February 7, 13

4. http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

5. 1. Konacha
http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

6. JavaScript/CoffeeScript
testing for Rails
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Thursday, February 7, 13

7. CoffeeScript JavaScript
describe
"Calculator",
-­‐> describe("Calculator",
function()
{
beforeEach
-­‐>
beforeEach(function()
{
@calculator
=
new
Calculator()
this.calculator
=
new
Calculator();
});
context
"add",
-­‐>
context("add",
function()
{
it
"adds
two
numbers",
-­‐>
@calculator.add(2,
2).should.eql(4)
it("adds
two
numbers",
function()
{
this.calculator.add(2,
2).should.eql(4);
context
"null
numbers",
-­‐>
});
it
"throws
an
exception",
-­‐>
context("null
numbers",
function()
{
expect(=>
@calculator.add(1,
null)
it("throws
an
exception",
function()
{
).to.throw(NullNumberError)
var
_this
=
this;
expect(function()
{
_this.calculator.add(1,
null);
}).to["throw"](NullNumberError);
});
});
});
});
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PROJNIGHT213
Thursday, February 7, 13

8. More Info
https://github.com/jfirebaugh/konacha
http://visionmedia.github.com/mocha/
http://chaijs.com/
http://www.metacasts.tv/casts/unit-testing-javascript-in-rails
http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

9. 2. SideKiq
http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

10. Super fast
background workers
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PROJNIGHT213
Thursday, February 7, 13

11. class
MyWorker
include
Sidekiq::Worker
sidekiq_options
unique:
true
def
perform(some_attributes)
#
do
some
work
here
end
end
MyWorker.perform_async(some_attributes)
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Thursday, February 7, 13

12. http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

13. More Info
http://sidekiq.org/
https://github.com/mperham/sidekiq
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Thursday, February 7, 13

14. 3. SunSpot
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Thursday, February 7, 13

15. Simple full-text
search using Solr
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Thursday, February 7, 13

16. class
Post
<
ActiveRecord::Base
searchable
do
text
:title,
:body
text
:comments
do
Post.search
do
comments.map
{
|comment|
comment.body
}
fulltext
'best
pizza'
end
with
:blog_id,
1
integer
:blog_id
with(:published_at).less_than
Time.now
integer
:author_id
order_by
:published_at,
:desc
integer
:category_ids,
multiple:
true
paginate
page:
2,
per_page:
15
time
:published_at
facet
:category_ids,
:author_id
string
:sort_title
do
end
title.downcase.gsub(/^(an?|the)b/,
'')
end
end
end
http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

17. More Info
http://sunspot.github.com/
https://github.com/sunspot/sunspot
http://lucene.apache.org/solr/
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Thursday, February 7, 13

18. 4. Sinatra
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Thursday, February 7, 13

19. A DSL for quickly
creating Ruby Web Apps
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Thursday, February 7, 13

20. require
'sinatra'
get
'/'
do
'Hello
world!'
end
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Thursday, February 7, 13

21. require
'sinatra'
get
'/'
do
erb
:index
end
__END__
@@
index
<div>Hello
World!</div>
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Thursday, February 7, 13

22. require
'sinatra/base'
require
'./todo'
require
'sinatra/twitter-­‐bootstrap'
require
'./url_helpers'
class
TodoApp
<
Sinatra::Base
register
Sinatra::Twitter::Bootstrap::Assets
helpers
UrlHelpers
get
"/todos"
do
@todos
=
Todo.all
erb
:index
end
get
"/todos/new"
do
@todo
=
Todo.new
erb
:form
end
get
"/todos/:id"
do
@todo
=
Todo.find(params[:id])
redirect
edit_todo_path(@todo)
end
get
"/todos/:id/edit"
do
@todo
=
Todo.find(params[:id])
erb
:form
end
post
"/todos"
do
Todo.create(params[:todo])
redirect
todos_path
end
put
"/todos/:id"
do
@todo
=
Todo.find(params[:id])
@todo.update_attributes(params[:todo])
redirect
todos_path
end
delete
"/todos/:id"
do
@todo
=
Todo.find(params[:id])
@todo.destroy
redirect
todos_path
end
end
use
Rack::MethodOverride
run
TodoApp
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Thursday, February 7, 13

23. More Info
http://www.sinatrarb.com/
https://github.com/sinatra/sinatra
http://www.metacasts.tv/casts/building-a-sinatra-application-pt-1
http://www.metacasts.tv/casts/building-a-sinatra-application-pt-2
http://www.metacasts.tv/casts/gettings-started-with-sinatra
http://www.metacasts.tv
PROJNIGHT213
Thursday, February 7, 13

24. 5. Foreman
http://www.metacasts.tv
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Thursday, February 7, 13

25. Manage Application
Commands
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Thursday, February 7, 13

26. web:
bundle
exec
thin
start
-­‐p
3000
solr:
bundle
exec
rake
sunspot:solr:run
worker:
bundle
exec
sidekiq
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PROJNIGHT213
Thursday, February 7, 13

27. More Info
https://github.com/ddollar/foreman
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PROJNIGHT213
Thursday, February 7, 13

28. @markbates
Thursday, February 7, 13