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Devin Walters devn

  • Outpace Inc.
  • Madison, WI
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devn / clojure_zippers.clj
Last active Sep 11, 2019
clojure zippers, returning a path that can be used with update-in or get-in, has alternate versions of update-in and assoc-in which work with clojure sets
View clojure_zippers.clj
(require '[ :as z])
(defn update-in*
"Like update-in, but also works with nested sets."
[m ks f & args]
(let [up (fn up [m ks f args]
(let [[k & ks] ks]
(if ks
(if (set? m)
(conj (disj m k) (up (get m k) ks f args))
View coinstar.clj
(ns coinstar
(:import [java.time LocalDate]))
(def working? (constantly false))
(defn go
"Provided a `who` and `when`, returns the state of
a coinstar `when` the `who` goes to it.
devn / todo.exs
Last active Dec 1, 2017
do todo
View todo.exs
defmodule Do do
def dont think, about, it, but, please do
[think, about, it, please]
Do.dont :worry, :about, :grouping, :any, :arguments
=> [:worry, :about, :grouping, :arguments]
devn / strum.clj
Created Dec 24, 2016 — forked from noprompt/strum.clj
Macro for defining instrumented functions which verify their arguments and return values against specs.
View strum.clj
(ns strum.core
(:refer-clojure :exclude [defn])
[clojure.spec :as spec]
[clojure.spec.test :as spec.test]))
;; ---------------------------------------------------------------------
;; Prelude
;; HACK: Currently, as of Clojure 1.9.0-alpha14, there is a bug with

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devn / recursive-transient-persistent-transform.clj
Last active Nov 10, 2019
Recursively transform a nested map into transients, and then back to persistents
View recursive-transient-persistent-transform.clj
(require '[clojure.walk :as walk])
;; => nil
(defn transient? [x]
(instance? clojure.lang.ITransientCollection x))
;; => #'user/transient?
(let [transients (walk/postwalk (fn [x]
(if (map? x)
(transient x)
devn / midijam.clj
Created Sep 4, 2015
playing midi notes from overtone to ableton, reason, etc. using MIDI Patchbay
View midijam.clj
;; Create a virtual input and virtual output in MIDI patchbay
;; input name: "Overtone"
;; output name: "yourchoice"
;; In Reason, Ableton, etc. select "yourchoice"
;; as the midi input for a channel.
(ns jam.core
(:use []))
devn / cheating.clj
Created Sep 5, 2014
Implementing IFn
View cheating.clj
(defn gen-nonvariadic-invokes [f]
(for [arity (range 1 21),
:let [args (repeatedly arity gensym)]]
`(~'invoke [~@args] (~f ~@args))))
(defn gen-variadic-invoke [f]
(let [args (repeatedly 22 gensym)]
`(~'invoke [~@args] (apply ~f ~@args))))
(defn gen-apply-to [f]
devn / autotune.clj
Created Jul 15, 2014
autotune/autocorrect pitch overtone
View autotune.clj
(defsynth pitch-follow-1 []
(let [in (mix [(sound-in)])
amp (amplitude:kr in 0.05 0.05)
[freq has-freq] (pitch:kr in
:amp-threshold 0.02
:median 7)
out-1 (mix [(var-saw:ar (mul-add:ar 0.5 1 2)
(lf-noise1:kr (mul-add:kr 0.3 0.1 0.1)))])
out-2 (loop [n 6
View init.el
;; paths
(setq system-uses-terminfo nil)
(add-to-list 'exec-path (expand-file-name "~/bin"))
(add-to-list 'exec-path (expand-file-name "/usr/local/bin"))
(setenv "PATH" (concat (expand-file-name "~/bin")
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