UNIX = system designed at Bell Labs, created by Dennis Ritchie
Linux = derivative of UNIX, created by Linus Torvalds
Dennis Ritchie = creator of UNIX, C programming language, hero to us all
-- Fizzbuzzing | |
fizzBuzz True False _ = "Fizz" | |
fizzBuzz False True _ = "Buzz" | |
fizzBuzz True True _ = "FizzBuzz" | |
fizzBuzz _ _ x = show x | |
main = do | |
mapM_ putStrLn [fizzBuzz (three x) (five x) x | x <- [1..100]] | |
where | |
three n = n `mod` 3 == 0 |
#!/usr/bin/env python | |
#-*- coding: utf-8 -*- | |
""" | |
Scraping "Who's Hiring" Posts on Hackernews | |
Requires: BeautifulSoup4, Requests, Python 3 | |
""" | |
from sys import argv |
#!/usr/bin/env python | |
#-*- coding: utf-8 -*- | |
""" | |
Basic colors script | |
prints all ANSI colors from 0 to 256 | |
to show you your term's color mapping | |
""" | |
from sys import argv |
#!/usr/bin/env python | |
#-*- coding: utf-8 -*- | |
""" | |
Goal: To examine which type is the smallest in Python | |
Types used: int, float, str, list, tuple, dict, set, frozenset | |
None, Ellipsis, object, lambda, function, Exception | |
""" | |
def f(): return |
#lang racket | |
;; Compute e^x with an approximation | |
;; 1 + x + x^2/2! + x^3/3! + ... up to ten terms | |
;; No Defines were hurt in the making of this program | |
(for-each | |
(compose | |
displayln | |
(λ (s) (apply (λ (a b) (string-append a "." (substring b 0 (if (< (string-length b) 4) (string-length b) 4)))) (string-split s "."))) | |
number->string |
#lang racket | |
;; Compute the area under a curve and the volume of the solid between L and R | |
;; first line is the bases, second is the exponents, third is the L and R limits | |
(define bases (map string->number (string-split (read-line) " "))) | |
(define expos (map string->number (string-split (read-line) " "))) | |
(define-values | |
(left right) | |
(apply values (map string->number (string-split (read-line) " ")))) |
#!/usr/bin/env python | |
#-*- coding: utf-8 -*- | |
""" | |
Merge two folders together using a diff digest program | |
If a folders have multiple files of the same digest, | |
ignore the duplicates and proceed to copy the unique files | |
into a new target folder. If the folder doesn't exist, | |
create a new one. |
-- Enter your code here. Read input from STDIN. Print output to STDOUT | |
import Control.Monad (forM) | |
hypot :: Floating a => a -> a -> a -> a -> a | |
hypot lx ly rx ry = sqrt $ (((rx-lx)**2)+((ry-ly)**2)) | |
-- Fold over a list of points, taking the Euclidean distance, and | |
-- rotate the next point between each call until we reach an empty list | |
fp :: Floating a => a -> [a] -> [[a]] -> a | |
fp acc (lx:ly:[]) ((rx:ry:[]):t) = fp (acc + (hypot lx ly rx ry)) [rx,ry] t |
# Replace single occurance of CAP with cap, then process next Rule. | |
RewriteRule ^([^A]*)A(.*)$ $1a$2 | |
RewriteRule ^([^B]*)B(.*)$ $1b$2 | |
RewriteRule ^([^C]*)C(.*)$ $1c$2 | |
RewriteRule ^([^D]*)D(.*)$ $1d$2 | |
RewriteRule ^([^E]*)E(.*)$ $1e$2 | |
RewriteRule ^([^F]*)F(.*)$ $1f$2 | |
RewriteRule ^([^G]*)G(.*)$ $1g$2 | |
RewriteRule ^([^H]*)H(.*)$ $1h$2 | |
RewriteRule ^([^I]*)I(.*)$ $1i$2 |