ma7dev

#!/bin/bash

# TODO: you will need to have conda installed

# create a python environment
conda create -n env_tmp python=3.8.13 -y

# activate environment
conda activate env_tmp

fosskers

Haskell in Production: Adventures in Blockchain Building

RobBlackwell

# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

{ config, pkgs, ... }:

{
  imports =
  [ # Include the results of the hardware scan.
      ./hardware-configuration.nix

djspiewak

data Free f a =
  Return a |
  forall e . Bind (Free f e) (e -> Free f a) |
  LiftF (f a)

instance Monad (Free f) where
  return = Return
  (>>=) = Bind

liftF :: f a -> Free f a

djspiewak

S ::= S S S
    | S S
    | 'a'


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O(n^3)

Daenyth

"""
Functional programming utilities for python
"""

from __future__ import absolute_import, division, print_function, unicode_literals

# pylint: disable=redefined-builtin
from collections import defaultdict
from copy import copy

ckandoth

# GOAL: On a CentOS 6.7 minimal install, set up nginx as a reverse proxy to uWSGI Emperor with python 2.7.11 as a plugin to run Flask apps

# ::NOTE:: All instructions below are run as a sudoer, not as root. Talk to your sysadmins if you're not a sudoer.

# Install bare essentials:
sudo yum install -y epel-release
sudo yum groupinstall 'Development Tools'
sudo yum install -y vim openssl unzip nginx openssl-devel zlib-devel sqlite-devel bzip2-devel libffi-devel lapack-devel blas-devel libpng-devel freetype-devel

# Set SELINUX=disabled in the file below, and reboot, or this tutorial will get unnecessarily complicated:

johnynek

object STRef {

  /**
   * Here is a container where we have a single "state thread" = ST.
   * When we run this thread of type ST[T] we get a result of type T.
   */
  sealed abstract class ST[+T] {
    def map[R](fn: T => R): ST[R] = flatMap(t => Const(fn(t)))
    def flatMap[R](fn: T => ST[R]): ST[R] = FlatMapped(this, fn)
  }

staltz

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

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This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

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