bcardiff

def ej(a, b)
  size = [a.size, b.size].min
  a[0...size].zip(b[0...size])
    .map { |e| e.max }
    .map(&.+(4))
    .select(&.>=(10))
    .sum
end

ej [1,5,3,4], [5,3,6]

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data = [{"Brian", 42}, {"Alan", 30}, {"Brian", 32}]

# unstable
data.sort_by &.[0]  # => [{"Brian", 42}, {"Alan", 30}, {"Brian", 32}]

# stable
data.map_with_index { |d,i| {d,i} }.sort_by { |di| {di[0][0], di[1]} }.map { |di| di[0] } # => [{"Alan", 30}, {"Brian", 42}, {"Brian", 32}]

bcardiff

require "benchmark"

def string_contains_word(source, word)
  return false unless source
  start = source.index(word)
  return false unless start
  return false if start > 0 && source[start-1].alphanumeric?
  return false if start + word.size < source.size && source[start + word.size].alphanumeric?
  true
end

bcardiff

puts "sfs"
class Crystal::Playground::Agent
  def sendp(t)
    send(t)
  end
end

# $p.try &.sendp("bug")
10.times do |i|
  puts i

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puts "sfs"

10.times do |i|
  puts i
  { "Lon\nrem", i, i + 1 }
  sleep 1
end

sleep 2

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clearscreen
rt 30
repeat 3 [ 
  rt 30
  fd 172
  bk 172
  lt 30
  
  fd 200 
  rt 120 

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# sample of a macro that flood the method calls with `#try`
# as a POC it does not support methods with arguments
macro mtry(expr)
  {% if expr.is_a?(Call) %}
    mtry({{expr.receiver}}).try(&.{{expr.name}})
  {% else %}
    {{expr}}
  {% end %}
end

bcardiff

A Pen by Brian J. Cardiff on CodePen.

bcardiff

INTRODUCTION TO PROGRAMMING FOR THE VISUAL ARTS WITH P5.JS

Assignment 1: Port an Image to Code

bcardiff

{"tables":[{"name":"Trackers","guid":"bb1c463d-b35f-4fb0-a18b-78fab5f25963","kind":"local","fields":[{"name":"Phone","guid":"abf4aca1-502c-43f6-acad-0f88c33340fc","valid_values":""}],"protocol":["query","update","insert"]}],"message_triggers":[{"name":"track","enabled":true,"message":{"from":"+1-(234)-567-8912","pieces":[{"kind":"text","text":"track","guid":"815fa0f2-cfd7-4863-94d8-92fdb1430cdd"}],"pattern":"(?i-mx:\\A\\s*track\\s*\\Z)"},"kind":"message_trigger","actions":[{"kind":"create_entity","table":"bb1c463d-b35f-4fb0-a18b-78fab5f25963","field":"abf4aca1-502c-43f6-acad-0f88c33340fc","pill":{"kind":"placeholder","guid":"phone_number"}},{"kind":"send_message","message":[{"kind":"text","guid":"you are been tracked"}],"recipient":{"kind":"placeholder","guid":"phone_number"}}]},{"name":"all","enabled":true,"message":{"from":"+1-(234)-567-8912","pieces":[{"kind":"text","text":"all","guid":"0e2be89a-85dc-4eaf-b988-38f88ff0c9aa"},{"kind":"placeholder","text":"lorem ipsum","guid":"f02701b4-d99f-446b-aa90-39291f7