carld

#lang racket
;
; A self-evaluating Lisp interpreter implemented without define, letrec, let
;
; Copyright (C) 2017  A. Carl Douglas
;

; without current-namespace, this racket error occurred:
;   ?: function application is not allowed;
;   no #%app syntax transformer is bound in: 

adolfopa

: -range ( a-addr1 u -- a-addr2 a-addr1 )
  cells over + ;

: range ( a-addr1 u -- a-addr1 a-addr2)
  -range swap ;

: map! ( xt a-addr u -- )
  range ?do i @ over execute i ! cell +loop ;

: foldl ( xt w1 a-addr u2 -- w2 )

alanpeabody

defmodule MyApp do
  use Application

  def start(_type, _args) do
    import Supervisor.Spec, warn: false

    children = [
      Plug.Adapters.Cowboy.child_spec(:http, MyApp.Router, [], [
        dispatch: dispatch
      ])

ohanhi

Learning FP the hard way: Experiences on the Elm language

by Ossi Hanhinen, @ohanhi

with the support of Futurice 💚.

Licensed under CC BY 4.0.

Editorial note

lukechampine

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<sys/mman.h>
typedef void V;typedef int I;typedef double F;typedef unsigned char C,*S;typedef long L;
#define O           printf
#define R           return
#define I(a...)     if(a)
#define W(a...)     while(a)

doitian

Tips about implementing parse_transform

• First write code to generate in a file, and compile it using erlc -S to check what the compiled forms look like
• Use [https://github.com/esl/parse_trans]

tsiege

ANNOUNCEMENT

I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!






\

yantonov

How to install GHC from source + latest stack + cabal + cabal-install on ubuntu

for your convinience this instuction is available as:
gist
git repo

preferred way install stack than install ghc

stack (package manager and build tool, preferrered way to manage dependencies)

# settings

SpOOnman

#!/bin/bash

# How to install Graphite as a user on CentOS 5.5 (with neither internet access and root account)
# --------------------------------------------------------------------------------
# Tomasz Kalkosiński - refaktor.blogspot.com
#
# Graphite is a Scalable Realtime Graphing (http://graphite.wikidot.com/)

# This script is based on two excellent tutorials:
# http://community.webfaction.com/questions/10038/how-to-install-pycairo-in-python27-thanks

ericbmerritt

# Copyright 2012 Erlware, LLC. All Rights Reserved.
#
# This file is provided to you under the Apache License,
# Version 2.0 (the "License"); you may not use this file
# except in compliance with the License.  You may obtain
# a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,