josh rotenberg joshrotenberg

## rust_for_clojurists.md

      
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                Rust for Clojurists
              
          
    Contents


Why care about Rust?
The Toolchain
Creating a New Project
Modules
Crates
Types
References
Mutability


## tmux-cheatsheet.markdown

      
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                tmux shortcuts & cheatsheet
              
          
    tmux shortcuts & cheatsheet

start new:
tmux

start new with session name:
tmux new -s myname


## 00_destructuring.md

      
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                Clojure Destructuring Tutorial and Cheat Sheet
              
          
    Clojure Destructuring Tutorial and Cheat Sheet

(Related blog post)
Simply put, destructuring in Clojure is a way extract values from a datastructure and bind them to symbols, without having to explicitly traverse the datstructure. It allows for elegant and concise Clojure code.
Vectors and Sequences


## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="Content-type" content="text/html; charset=utf-8">
    <title>Testing Pie Chart</title>
    <script type="text/javascript" src="http://mbostock.github.com/d3/d3.js?2.1.3"></script>
    <script type="text/javascript" src="http://mbostock.github.com/d3/d3.geom.js?2.1.3"></script>
    <script type="text/javascript" src="http://mbostock.github.com/d3/d3.layout.js?2.1.3"></script>

    <style type="text/css">

## ns-cheatsheet.clj
;;
;; NS CHEATSHEET
;;
;; * :require makes functions available with a namespace prefix
;;  and optionally can refer functions to the current ns.
;;
;; * :import refers Java classes to the current namespace.
;;
;; * :refer-clojure affects availability of built-in (clojure.core)
;;   functions.

## README.md

      
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                command line util for grabbing current weather for a city using OpenWeather API
              
          
    usage

Create an account at https://openweathermap.org and get an API key.
Note that it can take up to a couple of hours for the key to become active.
Add an environment variable OPEN_WEATHER_API_KEY with the value of the key.
run the script:
./weather.clj Toronto,CA


## gist:5fc18c659814c078378d
package main

import (
	"net/http"
	"database/sql"
	"fmt"
	"log"
	"os"
)

## script.sh
# Adapted from https://tinyapps.org/blog/nix/201701240700_convert_asciidoc_to_markdown.html
# Using asciidoctor 1.5.6.1 and pandoc 2.0.0.1
# Install pandoc and asciidoctor

$ sudo apt install asciidoctor
$ sudo wget https://github.com/jgm/pandoc/releases/download/2.0.0.1/pandoc-2.0.0.1-1-amd64.deb
$ sudo dpkg -i pandoc-2.0.0.1-1-amd64.deb

# Convert asciidoc to docbook using asciidoctor

## box.ex
defmodule Box do
  defmacro __using__(_env) do
    quote do
      import Box
    end
  end

  @doc """
  Define module with struct and typespec, in single line

## polling.clj
(ns clojure.polling
  (:require [clj-http.client :as client]
            [clojure.core.async :as async :refer [>!! timeout <! go-loop]]
            [cheshire.core :as json]
            [clojure.tools.logging :as log]))

(defn client
  ([endpoint]
   (client/get endpoint))
  ([endpoint c e]
	<!DOCTYPE html>
	<html>
	<head>
	<meta http-equiv="Content-type" content="text/html; charset=utf-8">
	<title>Testing Pie Chart</title>
	<script type="text/javascript" src="http://mbostock.github.com/d3/d3.js?2.1.3"></script>
	<script type="text/javascript" src="http://mbostock.github.com/d3/d3.geom.js?2.1.3"></script>
	<script type="text/javascript" src="http://mbostock.github.com/d3/d3.layout.js?2.1.3"></script>

	<style type="text/css">
	;;
	;; NS CHEATSHEET
	;;
	;; * :require makes functions available with a namespace prefix
	;; and optionally can refer functions to the current ns.
	;;
	;; * :import refers Java classes to the current namespace.
	;;
	;; * :refer-clojure affects availability of built-in (clojure.core)
	;; functions.
	# Adapted from https://tinyapps.org/blog/nix/201701240700_convert_asciidoc_to_markdown.html
	# Using asciidoctor 1.5.6.1 and pandoc 2.0.0.1
	# Install pandoc and asciidoctor

	$ sudo apt install asciidoctor
	$ sudo wget https://github.com/jgm/pandoc/releases/download/2.0.0.1/pandoc-2.0.0.1-1-amd64.deb
	$ sudo dpkg -i pandoc-2.0.0.1-1-amd64.deb

	# Convert asciidoc to docbook using asciidoctor
	defmodule Box do
	defmacro __using__(_env) do
	quote do
	import Box
	end
	end

	@doc """
	Define module with struct and typespec, in single line
	(ns clojure.polling
	(:require [clj-http.client :as client]
	[clojure.core.async :as async :refer [>!! timeout <! go-loop]]
	[cheshire.core :as json]
	[clojure.tools.logging :as log]))

	(defn client
	([endpoint]
	(client/get endpoint))
	([endpoint c e]