tonyblundell

version: "3"
services:
  app:
    image: golang:alpine
    working_dir: /app
    volumes:
      - .:/app
    command: sh -c "go fmt && go run main.go"

tonyblundell

  3959 * ACOS(COS(RADIANS(lat1))   * COS(RADIANS(lat2)) *
         COS(RADIANS(long2)       - RADIANS(long1)) +
         SIN(RADIANS(lat1))       * SIN(RADIANS(lat2)))

tonyblundell

import datetime

def ago(t):
    """
        Calculate a '3 hours ago' type string from a python datetime.
    """
    units = {
        'days': lambda diff: diff.days,
        'hours': lambda diff: diff.seconds / 3600,
        'minutes': lambda diff: diff.seconds % 3600 / 60,