Josh-Tilles

#lang racket

(define (first-uniq chars)
  (when (empty? chars)
    (raise "There are no unique letters"))
  (let ([c (first chars)])
    (if (memq c (rest chars)) ; MEMQ is like MEMBER with EQ?
      (first-uniq (remq* (list c) chars)) ; N.B the tail-recursion here
      c)))

Josh-Tilles

#lang racket

; for symbol->char contract
(define (single-symbol? sym)
  (= 1 (string-length (symbol->string sym))))

(define (each-unique? lst)
  (= (length lst)
     (length (remove-duplicates lst))))

Josh-Tilles

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE keyboard SYSTEM "file://localhost/System/Library/DTDs/KeyboardLayout.dtd">
<keyboard group="0" id="6454" name="Programmer Dvorak" maxout="1">
  <layouts>
	<!-- http://developer.apple.com/library/mac/documentation/Carbon/Reference/Gestalt_Manager/Reference/reference.html#//apple_ref/doc/uid/TP30000036-CH4g-KeyboardSelectors -->
	<!-- identifiers in Gestalt.h has been used to determine the type of
	     the keyboard. the table given as example in TN2056 is different,
	     but on the other hand, that technote also claimed that ANSI
	     layouts could serve ISO keyboards
	-->

Josh-Tilles

$ brew --config
HOMEBREW_VERSION: 0.9.3
HEAD: c2a575c94e4588103c281836c47146d643a36b35
HOMEBREW_PREFIX: /usr/local
HOMEBREW_CELLAR: /usr/local/Cellar
CPU: 8-core 64-bit sandybridge
OS X: 10.8.2-x86_64
Xcode: 4.5
CLT: 4.5.0.0.1.1249367152
LLVM-GCC: build 2336

Josh-Tilles

(defn ema [f values]
  (reductions (fn [running v]
                (let [one-minus-F (- 1 f)] ;naming intermediate results can help with the readability of non-associative operators.
                  (+ (* f v)
                     (* one-minus-F running))))
              values))

Josh-Tilles

Leiningen's classpath: :/home/…/joshua.tilles/.lein/self-installs/leiningen-2.3.2-standalone.jar
Applying task repl to ()
Applying task javac to nil
Running javac with [@/tmp/.leiningen-cmdline1025933496280107206.tmp]
Applying task compile to nil
All namespaces already AOT compiled.

Josh-Tilles

require 'formula'

class Ghc < Formula
  homepage "http://haskell.org/ghc/"
  url "http://www.haskell.org/ghc/dist/7.6.3/ghc-7.6.3-src.tar.bz2"
  sha1 "8938e1ef08b37a4caa071fa169e79a3001d065ff"
  
  depends_on "gmp"

  bottle do

Josh-Tilles

Error:Internal error: (java.lang.UnsupportedClassVersionError) cursive/jps/model/impl/JpsClojureModelSerializerExtension : Unsupported major.minor version 52.0
java.lang.UnsupportedClassVersionError: cursive/jps/model/impl/JpsClojureModelSerializerExtension : Unsupported major.minor version 52.0
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
	at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)

Josh-Tilles

Homebrew build logs for hello on 4.14.104-95.84.amzn2.x86_64
Build date: 2019-03-13 23:36:05

Josh-Tilles

Homebrew build logs for hello on 4.14.104-95.84.amzn2.x86_64
Build date: 2019-03-20 06:17:32