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#!/usr/bin/python
import ast, _ast, os

for root, dirs, files in os.walk('.'):
  for name in files:
    if name.endswith('.py'):
      full = os.path.join(root, name)
      t = ast.parse(open(full).read())
      for n in ast.walk(t):
        if isinstance(n, _ast.Str) and not isinstance(n.s, unicode):

druzn3k

Haskell Resources

Introductory

• Learning Haskell
• Learn You a Haskell for Great Good
  • Learn You A Haskell Exercises
• Real World Haskell
• FPComplete's School of Haskell

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Client-side SSL

For excessively paranoid client authentication.

Using self-signed certificate.

Create a Certificate Authority root (which represents this server)

Organization & Common Name: Some human identifier for this server CA.

openssl genrsa -des3 -out ca.key 4096
openssl req -new -x509 -days 365 -key ca.key -out ca.crt

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#!/usr/bin/env ruby
require "openssl"
require 'digest/sha2'
require 'base64'

# We use the AES 256 bit cipher-block chaining symetric encryption
alg = "AES-256-CBC"

# We want a 256 bit key symetric key based on some passphrase
digest = Digest::SHA256.new

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5 entertaining things you can find with the GitHub Search API

Let's have some command-line fun with curl, [jq][1], and the [new GitHub Search API][2].

Today we're looking for:

• The hottest repositories created in the last week.
• The oldest user accounts with zero followers. (So sad.)
• Issue trends by language.
• Clojure projects defying convention.

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Install GHC 7.6.3:
  - Download at: http://www.haskell.org/ghc/download_ghc_7_6_3
  - Extract and go in extract folder
  - in terminal use: ./configure
    if error:
      "checking for path to top of build tree... utils/ghc-pwd/dist/build/tmp/ghc-pwd: error while loading shared libraries: libgmp.so.3: cannot open shared object file: No such file or directory
      configure: error: cannot determine current directory"
    use:
      - in terminal: sudo apt-get install libgmp3c2
      - in terminal: sudo ln -s /usr/lib/x86_64-linux-gnu/libgmp.so.10.0.5 /usr/lib/libgmp.so.3

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#!/usr/bin/env ruby

# This is my current blacklist when playing spotify in radio mode with "heavy metal".
blacklist = ['Nickelback', 'Scorpions', 'Watain', 'Mayhem', 'Guns N\' Roses']

# gem install ruby-dbus
require "dbus"

session_bus = DBus::SessionBus.instance

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Web

• Litmus Email Testing
• A Comprehensive Website Planning Guide | Smashing Magazine
• {placekitten}
• Classic Digg-Style Radio Buttons with CSS and jQuery
• Sublime text 2
• How to recreate the new e-bay site scrolling effect | PEPSized
• 8 Useful Responsive CSS Frameworks | Tools
• Pineapple · Web Tutorials and Resources That Don't Suck
• Pixel-fitting by Dustin Curtis

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Controller Filters

The Rails REST implementation dictates the default seven actions for your controllers, but frequently we want to share functionality across multiple actions or even across controllers. Controller filters are the easiest way to do that.

Before, After, and Around

There are three types of filters implemented in Rails:

• a before_filter runs before the controller action
• an after_filter runs after the controller action

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# How Clearance / Hoptoad does it
module Clearance
  class << self
    attr_accessor :configuration
  end

  def self.configure
    self.configuration ||= Configuration.new
    yield(configuration)
  end