amtal

(defmodule homework (export letters))

(defun lut (x) 
  (: lists nth (- x (car '"/")) 
              '("0" 
                "1"    "abc" "def" 
                "ghi"  "jkl" "mno" 
                "pqrs" "tuv" "wxyz")))

(defun letters 

amtal

       {excl_sys_filters, ["^bin/.*", "^erts.*/bin/(dialyzer|typer)",
                           "^.git/.*"]},
       {excl_archive_filters, [".*"]},

amtal

ak@rifter:~/code/erl/erlang_rebar_example_project$ rebar generate-upgrade previous_release=dummynode_first -v
DEBUG: Rebar location: "/home/ak/bin/rebar"
DEBUG: Entering /home/ak/code/erl/erlang_rebar_example_project
DEBUG: Available deps: []
DEBUG: Missing deps  : []
DEBUG: Predirs: ["/home/ak/code/erl/erlang_rebar_example_project/apps/dummy_app",
                 "/home/ak/code/erl/erlang_rebar_example_project/rel"]
DEBUG: Entering /home/ak/code/erl/erlang_rebar_example_project/apps/dummy_app
DEBUG: Available deps: []
DEBUG: Missing deps  : []

amtal

We couldn’t find that file to show.

amtal

%% @doc Function description.
-spec f( Item::type()   % description of item
       , Action::type() % yet another description
       ...
       ) -> type() % blah
f(Item,Action) ->

amtal

> (c 'trace)
#(module trace)
> (l 'trace)
(#(module trace))
> (: trace start)
IN [ myfunc, x=0 ]
IN [ myfunc, x=1 ]
IN [ myfunc, x=2 ]
IN [ myfunc, x=3 ]
OUT[ myfunc, x=3 => 0 ]

amtal

{-# LANGUAGE MultiParamTypeClasses, FunctionalDependencies #-}
import Data.Vector as V
import Data.Word
import Data.Bits


data Instr = Seed Word32 
           | Mutate Word32 
           | JmpFwd Word16 
           | JmpRev Word16