Umberto Raimondi uraimo

#Every Single Option Under The Sun

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Clojure Destructuring Tutorial and Cheat Sheet

Simply put, destructuring in Clojure is a way extract values from a datastructure and bind them to symbols, without having to explicitly traverse the datstructure. It allows for elegant and concise Clojure code.

Vectors and Sequences

My efforts to port http://www.youtube.com/watch?v=f6kdp27TYZs to Clojure.

A boring function (6:22)

func boring(msg string) {
  for i := 0; ; i++ {
    fmt.Println(msg, i)
    time.Sleep(time.Second)
 }

	/* bling.js */
	window.$ = document.querySelector.bind(document);
	window.$$ = document.querySelectorAll.bind(document);
	Node.prototype.on = window.on = function(name, fn) { this.addEventListener(name, fn); };
	NodeList.prototype.__proto__ = Array.prototype;
	NodeList.prototype.on = function(name, fn) { this.forEach((elem) => elem.on(name, fn)); };

	.sp-boot2.sp-replacer {
	margin:0;
	overflow:hidden;
	cursor:pointer;
	padding: 4px;
	display:inline-block;
	*zoom: 1;
	*display: inline;
	border: solid 1px #dddddd;
	background: #eee;

	(require '[clojure.core.async :as a])

	(def xform (comp (map inc)
	(filter even?)
	(dedupe)
	(flatmap range)
	(partition-all 3)
	(partition-by #(< (apply + %) 7))
	(flatmap flatten)
	(random-sample 1.0)

	- (NSString )tableView:(UITableView )tableView titleForSwipeAccessoryButtonForRowAtIndexPath:(NSIndexPath *)indexPath {
	return @"More";
	}

	- (void)tableView:(UITableView )tableView swipeAccessoryButtonPushedForRowAtIndexPath:(NSIndexPath )indexPath {
	NSLog(@"I wanted to be a pretty public API, but then time ran out and they forgot me...");

	// Hide the More/Delete menu.
	[self setEditing:NO animated:YES];
	}

	package main

	import (
	"fmt"
	"sync"
	)

	type StringArray []string

	var urlmap StringArray= make([]string,1)

	package main

	import (
	"io"
	"os"
	"strings"
	)

	type rot13Reader struct {
	r io.Reader

	package main

	import (
	"fmt"
	"code.google.com/p/go-tour/tree"
	)

	// Walk walks the tree t sending all values
	// from the tree to the channel ch.
	func Walk(t *tree.Tree, ch chan int){