Skip to content

Instantly share code, notes, and snippets.

parameters
:
parameter (',' parameter)*
;
parameter
:
'var' ID
;
xs = %w{1 0 2 0 3 1 0 1 2 0}
ts = %w{16 9 17 12 22 13 8 15 19 11}
y = lambda {|x| 10.2 + 4.0 * x.to_f}
res = xs.each_with_index.map do |x, index|
(ts[index].to_i - y.call(x))**2
end.inject(:+)
puts res
Node: (500|268) { bestI: 2, bestS: 127.5 }
Node: (391|94) { bestI: 8, bestS: 28.5 }
Node: (248|23) { bestI: 6, bestS: 30.9 }
Node: (149|2) { bestI: 1, bestS: 2.5 }
Leaf: (113|0)
Leaf: (36|2)
Node: (99|21) { bestI: 7, bestS: 0.483 }
Node: (62|8) { bestI: 7, bestS: 0.248 }
Leaf: (26|7)
Leaf: (36|1)
@oleander
oleander / BlackJack
Created September 20, 2012 19:15 — forked from anonymous/BlackJack
BlackJack haskell
module BlackJack where
import Cards
import Wrapper
import Test.QuickCheck
import System.Random
{- 3.2
size hand 2 = size (some card (Numeric 2) Hearts)(some(card Jack Spades) Empty))
= 1 + size (some(card Jack Spades)Empty)) = 1 + 1 + size(Empty) = 1 + 1 + 0 = 2
class WordNgram{
private int size;
private String[] words ={};
public WordNgram(int size){
this.size = size;
}
public WordNgram(int size, String words){
this.size = size;
factory :lab_has_group do
repository
lab
lab_group do |lhg|
Factory.create(:lab_group, given_course: lhg.lab.given_course)
end
end
import java.util.Scanner;
import java.util.regex.Pattern;
public class Siffra {
public static void main(String[] args) {
Scanner myScanner = new Scanner(System.in);
String string0;
System.out.print("Skriv in en sträng: ");
string0 = myScanner.next();
SELECT
courses_courses.pre_req_course, COUNT(*)
FROM
courses_courses
WHERE
NOT EXISTS (
SELECT
completed.course
FROM
completed
puts "\nrandom#--\nAPA\n#++\nTHOTOHTOJHT".gsub(/#--[^#\+\+]*#\+\+/, "")