jonelf

class Numeric
  def ≫(n)
    n.replace self.to_s
  end
end
class String
  def ≫(s)
    s.replace self
  end
  def +(s)

jonelf

for line in 0...32 {
    println("".join((0...78).map { (col: Int) -> String in
        var x = 0.0, y = x, i = 0
        do {
            x = x * x - y * y + Double(col) / 20.0 - 2.3
            y = 2 * x * y + Double(line) / 10.0 - 1.5
            i++
        } while (x * x + y * y) < 4 && i < 78
        
        return "\(UnicodeScalar(0x1f35b + i))"

jonelf

require 'set'
swedish_consonants = "bcdfghjklmnpqrstvwxz".chars.to_set

code = "vovatottotenonkokokokarore".chars

result = [code.first]
i = 1

while (i < code.length)
  if code[i] == "o" && code[i-1] == code[i+1] && swedish_consonants.include?(code[i-1])

jonelf

Keybase proof

I hereby claim:

• I am jonelf on github.
• I am jonelf (https://keybase.io/jonelf) on keybase.
• I have a public key whose fingerprint is 6757 22B3 8909 BCA0 8CF3 2EEB D21C 666E 09FD 0C8B

To claim this, I am signing this object:

jonelf

func standardDeviation(arr : [Double]) -> Double
{
    let length = Double(arr.count)
    let avg = arr.reduce(0, {$0 + $1}) / length
    let sumOfSquaredAvgDiff = arr.map { pow($0 - avg, 2.0)}.reduce(0, {$0 + $1})
    return sqrt(sumOfSquaredAvgDiff / length)
}

let responseTimes = [ 18.0, 21.0, 41.0, 42.0, 48.0, 50.0, 55.0, 90.0 ]

jonelf

func lunhCheck(number : String) -> Bool
{
    let reversed = reverse(number).map { String($0).toInt()! }
    return reduce(enumerate(reversed), 0, {(sum, val) in
        let odd = val.index % 2 == 1
        return sum + (odd ? (val.element == 9 ? 9 : (val.element * 2) % 9) : val.element)
        }) % 10 == 0
}

lunhCheck("49927398716")

jonelf

// Swift Playground example of the Lorenz Attractor
// Change platform to OS X when opening Playground.
// alt + cmd + enter to show Assistant editor and see resulting image.

import Cocoa
import XCPlayground

let width = 600.0, height = 500.0

class CustomView: NSView {

jonelf

first, last = "A".ord, "D".ord;

rows = (first...last).to_a + last.downto(first).to_a
cols = last.downto(first).to_a + (first + 1..last).to_a

rows.each do |row|
  line = cols.map do |col|
    col == row ? col.chr : "-"
  end
  puts line.join

jonelf

require 'nokogiri'
xml = %{
<Employments>
  <Employment>
    <From>2013-01-01</From>
    <To>1900-01-01</To>
    <MainEmployment>0</MainEmployment>
  </Employment>
  <Employment>
    <From>2014-11-01</From>

jonelf

(validate-dateTime("yyyyMMdd", left($pnum, 8 )))
and
(((number(substring($pnum,3,1))*2) mod 9 + (floor(number(substring($pnum,3,1)) div 9)*9) + (number(substring($pnum,4,1))) +
(number(substring($pnum,5,1))*2) mod 9 + (floor(number(substring($pnum,5,1)) div 9)*9) + (number(substring($pnum,6,1))) +
(number(substring($pnum,7,1))*2) mod 9 + (floor(number(substring($pnum,7,1)) div 9)*9) + (number(substring($pnum,8,1))) +
(number(substring($pnum,9,1))*2) mod 9 + (floor(number(substring($pnum,9,1)) div 9)*9) + (number(substring($pnum,10,1))) +
(number(substring($pnum,11,1))*2) mod 9 + (floor(number(substring($pnum,11,1)) div 9)*9) + (number(substring($pnum,12,1)))
) mod 10 = 0)