It's Time to Repay Your Debt

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It’s Time to Repay Your Debt
Windy City Rails

September 11, 2010

Kevin W. Gisi

Key Points

✤ Releasing Gems is ridiculously easy!

✤ You don’t have to be Matz!

✤ If you’ve ever DRYed your code...

Before Hook

✤ before_filter :filter_method

✤ before_filter :filter_method, :only => [:foo, :bar]

✤ before_filter :fil...

class Foo
  include Filters

  before_filter :before_method
  after_filter :after_method, :only => :bar

  def foo(x)
  ...

module Filters
  class << self
    def included(mod)
      mod.extend(Filters::ClassMethods)
      mod.instance_methods(fa...

befo
re_ﬁlte
r :me
...

Hook Tactics

✤ Alias the original method :foo => :__foo

✤ Rewrite :foo

✤ Run any before_hooks

✤ Run t...

$def add_global_hook(method) alias_method "__#{method}", method define_method method do |*args,&block| @@before_hoo...$

$def add_global_hook(method) alias_method "__#{method}", method define_method method do |*args,&block| @@before_hoo...$

module Filters
  class << self
    def included(mod)
      mod.extend(Filters::ClassMethods)
      mod.instance_methods(fa...

class Foo
  include Filters

  before_filter :before_method
  after_filter :after_method, :only => :bar

  def foo(x)
  ...

Let’s Make It A Gem!

ﬁlt.gemspec
Gem::Specification.new do |s|
  s.name = "filt"
  s.version = "0.0.1"
  s.summar...

Let’s Share The Gem!

✤ gem build filt.gemspec

✤ gem push filt-0.0.1.gem

✤ http://rubygems.org/gems/filt

John Doe Programmer

✤ Windows 7 machine (moderate hardware)

✤ Visual Studio

✤ Microsoft SQL Server

✤ A little...

This Isn’t Bad!

✤ Choice is important!

✤ There are many “right ways”

✤ Flexibility allows us to create better s...

OpenPGP

module OpenPGP
  class Message
    include Enumerable

    # ...

    def self.decrypt(data, optio...

What Is A Product?

✤ Utility

✤ Aesthetics

Aesthetics
map.resources :products, :member => {:short
=> :post}, :collection => {:long => :get} do |products|
products....

Utility

✤ Solves a problem

Agile (according to rumor)

✤ Do the absolute bare minimum to get something delivered

Agile

✤ Do the absolute bare minimum to get something delivered*

Delivered, n.

✤ Coded

✤ Deployed

✤ Supported

✤ Tested

✤ Extensible

✤ Usable by the client

Open-Source Is A Marketplace

The Lazy Programmer’s Manifesto

✤ I want to write code once

✤ I want to be able to read code without having to refe...

Products For A Lazy Market

Development For A Lazy Market

Idea Filtering

✤ To share

✤ Business value

✤ Practical use

✤ To learn

✤ No requirements!

✤...

Testing

✤ We all say we do it!

✤ RSpec and Cucumber are both easy to set up for gems

✤ Design veriﬁcation tool

Extensible

✤ Write clean code (don’t post a spike)

✤ Have a peer review your stuff

✤ Follow the Unix philosophy:...

Documented

✤ Who’s looking at your code if it’s on GitHub, RubyGems?

✤ RDoc, YARD, etc

✤ Getting Started

✤ Bl...

Supported

✤ Put your name on it

✤ Answer your emails, damnit

✤ Accept patches (at minimum)

Be Honest

✤ Don’t be too proud to hand over the reins

✤ If your project is worth supporting, someone will step up

...

But, But, But!!!

✤ Don’t post it

✤ Post it in a limited venue

✤ Put a disclaimer on your project

How Does The Internet Filter
Stupid?

✤ It doesn’t?

✤ Making tasks difﬁcult

✤ Having enough eyes

Matz Wisdom

✤ “Ruby treats you like a grown-up programmer”

What Happens When Grown-Ups
Have Too Much Fun?

How To Be A Good Parent

✤ Don’t create sensory overload

✤ Spoon-feed sometimes

✤ Remember you’re used to the
...

It’s Time To Repay Your Debt

Thank You!

✤ Kevin W. Gisi

✤ Twitter: @gisikw

✤ http://spkr8.com/t/4414