quicksort :: Ord a => [a] -> [a] quicksort [] = [] quicksort (p:xs) = (quicksort lesser) ++ [p] ++ (quicksort greater) where lesser = filter (< p) xs greater = filter (>= p) xs

tortoise = top hare = top forever: if hare == end : return 'No Loop Found' hare = hare.next if hare == end : return 'No Loop Found' hare = hare.next tortoise = tortoise.next if hare == tortoise: return 'Loop Found'

#include <iostream> #include "unordered_set" #include "basicActions.h" using namespace std; void createLoop(Node *head) { Node *p = head; while (p->next != nullptr) { p = p->next; } p->next = head; return; } bool detectLoop(Node *head) { unordered_set<Node *> s; Node *p = head; while (p != nullptr) { if (s.find(p) != s.end()) return true; s.insert(p); p = p->next; } return false; } int main() { Node *head = nullptr; insertAtEnd(head, 1); insertAtEnd(head, 2); insertAtEnd(head, 3); insertAtEnd(head, 4); insertAtEnd(head, 5); createLoop(head); detectLoop(head) ? cout << "Loop Detected.." << '\n' : cout << "No Loop Detected.." << '\n'; }

$myDateTime = DateTime::createFromFormat('Y-m-d', $dateString); $newDateString = $myDateTime->format('m/d/Y');

const arrMin = arr => Math.min(...arr); // arrMin([20, 10, 5, 10]) -> 5 

const arrMax = arr => Math.max(...arr); // arrMax([20, 10, 5, 10]) -> 20

const arrAvg = arr => arr.reduce((a,b) => a + b, 0) / arr.length // arrAvg([20, 10, 5, 10]) -> 11.25

<img	src="example.com/cat.png" alt="Photo of a cat" height="50" width="100" longdesc="#catDetails" >

.gradient { background-image: radial-gradient( yellow, #f06d06 ); }

/* Linear gradient pattern */ .repeat { background-image: repeating-linear-gradient( 45deg, yellow, yellow 10px, red 10px, red 20px /* determines size */ ); } /* Radial gradient pattern */ .repeat { background: repeating-radial-gradient( circle at 0 0, #eee, #ccc 50px ); }

from functools import reduce def compose(*fns): return reduce(lambda f, g: lambda *args: f(g(*args)), fns) EXAMPLES add5 = lambda x: x + 5 multiply = lambda x, y: x * y multiply_and_add_5 = compose(add5, multiply) multiply_and_add_5(5, 2) # 15

var x = 123; //OPTION 1 var y = x.toString(); //OPTION 2 var y = (123).toString(); //OPTION 3 var y = (100 + 23).toString(); // value of y is 123 in all 3 cases.

var x = 1.234; var y = x.toExponential(2); // returns y = 1.23e+0 var y = x.toExponential(5); // returns y = 1.23450e+0

var x = 1.2345; var y = x.toFixed(0); //y equals 1; var y = x.toFixed(2); //y equals 1.23 var y = x.toFixed(5); //y equals 1.23400

var x = 1234; var y = x.valueOf(); var y = (1234).valueOf(); var y (1000+234).valueOf(); //y equals 1234 in all 3 cases