robert-stuttaford

# Terraform + Ansible

## My assumptions about you:

- You've used neither of these tools.
- You may have used AWS before.
- You get the whole infrastructure in the cloud thing.

It's already available for you to play with right now — please grab it and ask questions!

robert-stuttaford

AWS_ACCESS_KEY_ID: ABCDEFGHIJKLMNOPQRSTUVWXYZ
AWS_SECRET_ACCESS_KEY: supercalifragilisticexpialidocious
# more: values
# go: here

robert-stuttaford

(when (window-system)
  (set-default-font "Fira Code"))
(let ((alist '((33 . ".\\(?:\\(?:==\\|!!\\)\\|[!=]\\)")
               (35 . ".\\(?:###\\|##\\|_(\\|[#(?[_{]\\)")
               (36 . ".\\(?:>\\)")
               (37 . ".\\(?:\\(?:%%\\)\\|%\\)")
               (38 . ".\\(?:\\(?:&&\\)\\|&\\)")
               (42 . ".\\(?:\\(?:\\*\\*/\\)\\|\\(?:\\*[*/]\\)\\|[*/>]\\)")
               (43 . ".\\(?:\\(?:\\+\\+\\)\\|[+>]\\)")
               (45 . ".\\(?:\\(?:-[>-]\\|<<\\|>>\\)\\|[<>}~-]\\)")

robert-stuttaford

;; using Clojure 1.9-alpha7

(ns keys-with-and-question
  (:require [clojure.spec :as s]
            [clojure.spec.gen :as gen]))

(s/def ::id string?)
(s/def ::active? boolean?)
(s/def ::extra int?)
(s/def ::base (s/keys :req-un [::id] :opt-un [::active?]))

robert-stuttaford

Gain massive leverage in your tech stack with Clojure: Notes

• These notes accompany a talk I gave on the 9th of October at Tech4Africa 2013.

• Twitter: @RobStuttaford

Materials for this talk

• Slides: https://speakerdeck.com/robertstuttaford/gain-massive-leverage-in-your-tech-stack-with-clojure
• Source code: https://github.com/robert-stuttaford/leverage

robert-stuttaford

Compass / SASS / SCSS

• http://compass-style.org/reference/compass
• http://37signals.com/svn/posts/3271-easy-retina-ready-images-using-scss
• https://github.com/paranoida/sass-mediaqueries
• http://web-design-weekly.com/2013/05/12/handy-sass-mixins

CSS

• http://css3clickchart.com
• http://dochub.io/
• http://kushagragour.in/lab/hint/

robert-stuttaford

Check out README.md to get started editing Clojure with Emacs.

robert-stuttaford

(defn start-session!
  []
  ;; put-value! talks to ring's sessions dsl
  (put-value! :session-uuid (db/new-uuid)))

(defn uuid
  []
  ;; get-value talks to ring's sessions dsl
  (get-value :session-uuid))

robert-stuttaford

(def conn (d/conn some-uri))

(def some-id 12345)

(defn get-v [db] (ffirst (d/q '[:find ?v :in $ ?e :where [?e :some/attribute ?v]] db some-id)))

(get-v (d/db conn))
;; => :some-value

(def tx [[:db/retract some-id :some/attribute :some-value]

robert-stuttaford

Functional programming isn't scary: Notes

• These notes accompany a talk I gave on the 15th of May at the Computer Science Dept of UCT.

• @RobStuttaford

• Slides: https://speakerdeck.com/robertstuttaford/functional-programming-star-isnt-star-scary

About Clojure