clojure

# check java version
java -version

# check ppa
# may have to remove any previously installed ppa of java
cd /etc/apt/sources.list.d

# install dep: java 8
sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer

# set oracle-java-8 as default
sudo apt install oracle-java8-set-default

# build with clojure JAR
aria2c -d /home/oak/Downloads https://github.com/clojure/clojurescript/releases/download/r1.9.293/cljs.jar
mkdir /home/oak/git/clojure
cp ~/Downloads/cljs.jar ~/git/clojure
cd ~/git/clojure
mkdir -p src/hello_world;touch src/hello_world/core.cljs

v ~/git/clojure/src/hello_world/core.cljs
(ns hello-world.core)
(enable-console-print!)
(println "Hello world!")

v ~/git/clojure/src/hello_world/build.clj
(require 'cljs.build.api)

(cljs.build.api/build "src"
  {:main 'hello-world.core
   :output-to "out/main.js"})
java -cp ~/git/clojure/cljs.jar:src clojure.main ~/git/clojure/src/hello_world/build.clj
firefox file:///home/oak/git/clojure/index.html

# install lein
mkdir ~/bin
sudo curl -o ~/bin/lein https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein 
sudo chmod a+x ~/bin/lein

# new re-frame proj
lein new re-frame terran +garden +routes +test +re-frisk
cd terran;
lein clean;
lein figwheel dev