jimsynz

<%
  # Oh no!
  # I have to do this:
%>

<h1><% if @title.nil? %>Attack of the parisian bouncy castles! No title!<% else %><%=h @title %><% end %></h1>

<%
  # instead of this:
%>

jimsynz

# Getting a list of reverse zones needed to fully
# delegate a prefix:
>> IPAddr.new("2001:db8::/33").reverses
=> ["0.8.b.d.0.1.0.0.2.ip6.arpa", "1.8.b.d.0.1.0.0.2.ip6.arpa", "2.8.b.d.0.1.0.0.2.ip6.arpa", "3.8.b.d.0.1.0.0.2.ip6.arpa", "4.8.b.d.0.1.0.0.2.ip6.arpa", "5.8.b.d.0.1.0.0.2.ip6.arpa", "6.8.b.d.0.1.0.0.2.ip6.arpa", "7.8.b.d.0.1.0.0.2.ip6.arpa"]
>> IPAddr.new("130.216.32.0/20").reverses
=> ["130.216.32.in-addr.arpa", "130.216.33.in-addr.arpa", "130.216.34.in-addr.arpa", "130.216.35.in-addr.arpa", "130.216.36.in-addr.arpa", "130.216.37.in-addr.arpa", "130.216.38.in-addr.arpa", "130.216.39.in-addr.arpa", "130.216.40.in-addr.arpa", "130.216.41.in-addr.arpa", "130.216.42.in-addr.arpa", "130.216.43.in-addr.arpa", "130.216.44.in-addr.arpa", "130.216.45.in-addr.arpa", "130.216.46.in-addr.arpa", "130.216.47.in-addr.arpa"]

jimsynz

# Prefix scoping:
>> IPAddr.new("2001:db8::/32").scope
=> "DOCUMENTATION"
>> IPAddr.new("2000::/3").scope
=> "GLOBAL UNICAST"
>> IPAddr.new("fe80::/64").scope
=> "LINK LOCAL UNICAST"

jimsynz

[13:31][jnh@marvin]~$ macgem install threadify
/Library/Frameworks/MacRuby.framework/Versions/0.5/usr/lib/ruby/1.9.0/time.rb:351: too short escaped multibyte character: /\A\s*
          (?:Mon|Tue|Wed|Thu|Fri|Sat|Sun),\x20
          (\d{2})\x20
          (Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\x20
          (\d{4})\x20
          (\d{2}):(\d{2}):(\d{2})\x20
          GMT
          \s*\z/ix
/Library/Frameworks/MacRuby.framework/Versions/0.5/usr/lib/ruby/1.9.0/time.rb:358: too short escaped multibyte character: /\A\s*

jimsynz

#!/bin/sh
# Need to copy data from your SQLite development environment
# to your Postgres production environment? No problem.

set -e 

SOURCE="db/development.sqlite3"
DESTINATION="mashd_production"

echo Starting migration from $SOURCE to $DESTINATION

jimsynz

%table#login
  = form_for(@user_session, :method => :put, :remote => true) do |f|
    %tr
      %td{:colspan => '2'}
        - if @user_session.errors.any?
          .flash
            .warning
              %h2
                = pluralize(@user_session.errors.count, "error")
                when logging in.

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  defp store_jitter received_at, delivered_at do
    received_usec  = Time.to_usecs received_at
    delivered_usec = Time.to_usecs delivered_at
    jitter_usecs   = delivered_usec - received_usec
    delivered_sec  = delivered_at |> Time.to_secs |> trunc
    delivered_5m   = delivered_at |> Time.to_secs |> trunc |> rem 300
    delivered_1h   = delivered_at |> Time.to_secs |> trunc |> rem 3600
    {:ok, _} = R.query [
      ["MULTI"],
      ["ZADD", namespace("jitter"),                 delivered_usec, jitter_usecs],

jimsynz

$ gem install rails --version=3.0.0
$ rails new ArelBug
$ cd ArelBug
$ rails generate model post text:string type:string
$ rails generate model mention post_id:integer user_id:integer
$ rake db:create db:migrate
$ rails console
> pt = Post.arel_table
> mt = Mention.arel_table
# SELECT "posts"."id" FROM "mentions" INNER JOIN "posts" ON "posts"."id" = "mentions"."post_id" WHERE     "mentions"."user_id" = 14 AND "posts"."type" != 'ReTweet'

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class Personal < Cluster

  def posts
    begin
      if UserSession.find && UserSession.find.record == creator
        # It's our favourite user:
        # Show the posts in clusters they follow, 
        # posts that mention their nickname
        # and posts in their own timeline.
        pt = Post.arel_table

jimsynz

module AuthlogicModel
  def self.included(model)
    model.class_eval do
      extend ClassMethods
      include InstanceMethods
      include ProtectedAttributes

      field :username
      field :email
      field :crypted_password