joninvski

import pdb
"""
The Bellman-Ford algorithm

Graph API:

    iter(graph) gives all nodes
    iter(graph[u]) gives neighbours of u
    graph[u][v] gives weight of edge (u, v)
"""

joninvski

{
  "$schema": "https://vega.github.io/schema/vega-lite/v4.json",
  "data": {
    "url": "https://covid.ourworldindata.org/data/owid-covid-data.csv",
    "format": {"parse": {"date": "date"}}
  },
  "transform": [
    {
      "filter": {
        "or": [

joninvski

{
  "$schema":"https://vega.github.io/schema/vega-lite/v4.json",
  "data":{
    "url":"https://covid.ourworldindata.org/data/owid-covid-data.csv",
    "format":{
      "parse":{
        "date":"date"
      }
    }
  },

joninvski

How git works

Word of warning: you don't need to use the command line, but you need to know the basics. Please first know how to do things in their simplest form and only then move to magic GUIs.

Starting (or my very first two commits)

1. It all starts with a git init

joninvski

Two hours of ((((()))))

Today's topics:

• Part 1 - Boring basics
• Part 2 - Understanding the Parenthesis
• Part 3 - Playing with structures
• Part 4 - Functional transformation to sequences
• Part 5 - Software Transactional Memory
• Part 5.1 - Core.async
• Extra Part 6 - Data as code

joninvski

Convict the scammer 👮

Let's try the Onfido API. We have captured four criminals that we know have spoofed their IDs. Please use onfido to run checks on their ids.

Title	First Name	Last Name	Email	Country	Address town	Date of Birth
Miss	Patricia	Scarlett	patricia@onfido.com	PT	Barreiro	08/08/1957
Professor	Tom	Plum	tom@onfido.com	GB	Liverpool	09/11/1948
Mrs	Mafalda	Peacock	mafalda@onfido.com	PT	Lisboa	28/07/1966

joninvski

Python Example

Read csv

import csv
 
with open('suspects.txt') as csv_file:
    csv_reader = csv.reader(csv_file, delimiter=',')
 for row in csv_reader:

joninvski

Ruby Example

Read csv

require 'csv'
 
data = CSV.read('suspects.csv')
 
data.each { |r|

joninvski

Keybase proof

I hereby claim:

• I am joninvski on github.
• I am joaotrindade (https://keybase.io/joaotrindade) on keybase.
• I have a public key ASD9UyzVe2ZdTlhoUYbavD8GYubD-rwai-7N99rjSU87Xwo

To claim this, I am signing this object:

joninvski

require 'twilio-ruby'

account_sid = 'ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX'
auth_token = 'your_auth_token'
@client = Twilio::REST::Client.new account_sid, auth_token

# Get an object from its sid. If you do not have a sid,
# check out the list resource examples on this page
@account = @client.accounts.get("ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX")
@account.update(:status => "suspended")