CliffordAnderson

CliffordAnderson

CliffordAnderson

CliffordAnderson

CliffordAnderson

Introduction to Block-Based Programming

Learning Goals

• Develop facility in block-based programming by creating custom blocks and drawing on the stage.
• Explore the concept of recursion by encoding the Fibonacci sequence.
• Understand how block-based programming fosters learning by visualizing units of computation.

A Little Theory

CliffordAnderson

CliffordAnderson

AI for Fashion

• Diffusion Explainer
• Stable Diffusion
• Google Imagen
• Midjourney
• Adobe Firefly
• Hugging Face
• Kaggle Fashion Products
• Generative AI by Getty Images

CliffordAnderson

xquery version "3.1";

let $date := "July 15, 2022"
let $tokens := fn:tokenize($date, " ")
let $month :=
  switch ($tokens[1]) 
    case "January" return "01"
    case "February" return "02"
    case "March" return "03"
    case "April" return "04"

CliffordAnderson

(: Thanks to friends at NashFP, especially Mike K. and Mark Wutka :)

declare function local:fibC($n as xs:integer, $memo as map(*), $con)  {
    if (map:contains($memo, $n)) then $con(map:get($memo, $n), $memo)
    else
      local:fibC($n - 1, $memo,
        (: n1 = fib(n - 1) :)
        function($n1 as xs:integer, $memo as map(*)) { 
          local:fibC($n - 2, $memo, 
          (: n2 = fib(n - 2) :)

CliffordAnderson

xquery version "3.1";

declare function local:fac($n as xs:int) as xs:int {
    if ($n = 0) then 1
    else if ($n = 1) then 1
    else $n * local:fac($n - 1)
};

declare function local:hFac($n as xs:int) as xs:int {
    fn:fold-right(1 to $n, 1, function($a, $b) { $a * $b })