cldellow / gist:1324052

Created October 29, 2011 04:03

Ravelry crypto

	object Crypto {
	/** Sign a request as a user */
	def sign(url: String, params: Map[String, String], token: String, secret: String): String = {
	val paramsToSign = params ++ commonParams ++ Map("auth_token" -> token)
	finalsign(url, paramsToSign, secret)
	}

	/** Sign a request as Ballero */
	def appsign(url: String, params: Map[String, String]): String = {
	val paramsToSign = params ++ commonParams

cldellow / dl.py

Created June 10, 2012 16:19

A poor man's download accelerator

	import getopt, sys, os, re

	optlist, args = getopt.getopt(sys.argv[1:], "c:")

	if len(args) != 2:
	print "usage: " + sys.argv[0] + " [-c cookie] <url> <file> \| bash"
	sys.exit(1)

	url, file = args

cldellow / gist:3018581

Created June 29, 2012 15:22

Load 10K items of type product, 100K items of type othertype, memory usage to facet the first type grows 10x

	curl -XPUT 'http://localhost:9200/products/othertype/_mapping?pretty=true' -d'{
	"othertype": {
	"properties": {
	"year": { "type": "long" },
	"b": { "type": "boolean" }
	}
	}
	}'

cldellow / the-bauer-kitchen

Created February 15, 2013 16:15

Ah, the Internet.

cldellow / gist:6116650

Created July 30, 2013 20:33

	The Godfather:

	(0, ('c47cdc01ae393cc1', 'The Godfather', 1285.2524694611532, 1996.0, 1996.0))
	(1, ('14ad24bec9864311', 'The Godfather Part II', 247.03430466050014, 664.0, 2126.0))
	(2, ('3f07609919cea6a1', 'Unforgiven', 66.8648447097107, 464.0, 2203.0))
	(3, ('3d759a6cec209d51', 'Goodfellas', 52.01722828431214, 1069.0, 3324.0))
	(4, ('3d8d7ee67be90ce1', 'Casino', 44.32755685131195, 582.0, 2429.0))
	(5, ('fa57dfab448a0271', 'The Deer Hunter', 41.576119653738715, 437.0, 2244.0))
	(6, ('b269bfba160411c1', 'The Good, the Bad and the Ugly', 39.582209420249114, 697.0, 2689.0))
	(7, ('d79251b20619d5a1', 'Scarface', 35.78798419686481, 812.0, 2809.0))

cldellow / gist:7435827

Created November 12, 2013 18:09

Diff: Improves performance of Keyboard Navigation (https://chrome.google.com/webstore/detail/keyboard-navigation/abcekjakjehkpheoaadhkjfcdodpjbgk/reviews) extension on pages with many links by using a DocumentFragment (https://developers.google.com/speed/articles/javascript-dom).

	74a75
	> var fragment = document.createDocumentFragment();
	77c78
	< document.body.appendChild(hintsDiv);
	---
	> fragment.appendChild(hintsDiv);
	92a94
	> document.body.appendChild(fragment);

cldellow / keyboardnav.js

Last active December 28, 2015 03:29

Patched keyboardnav.js: Improves performance of Keyboard Navigation (https://chrome.google.com/webstore/detail/keyboard-navigation/abcekjakjehkpheoaadhkjfcdodpjbgk/reviews) extension on pages with many links by using a DocumentFragment (https://developers.google.com/speed/articles/javascript-dom).

	/*
	Copyright 2010 xnoreq

	*/

	const HINT_CLASS = "chrome_keyboardnav_hint",
	HINT_CLASS_A = "chrome_keyboardnav_hinta",
	HINTS_ID = "chrome_keyboardnav_hints";

	const KEY_ESC = 27, KEY_COMMA = 188, KEY_RETURN = 13;

cldellow / gist:7699599

Created November 28, 2013 23:44

Exceptions and promises

	import dispatch._
	def func = Http(host("exaadsfadsfmple.com") OK as.String)

	try {
	val rv = func.flatMap { _ => Promise(1) }
	rv() // Doesn't reach here, prints out message
	println("I'll never get here")
	} catch {
	case e: Exception => println("I'll catch this, but you'll still see the JRE printing a stack trace for a BG thread")
	}

cldellow / sampling-profiler.md

Last active October 7, 2019 06:43

A poor man's sampling profiler

So your JVM app is slow...

The background

Imagine that you've inherited this program:

import scala.util.Random

object SlowApp {

cldellow / gist:c973b78048a197541578

Last active October 1, 2015 20:15

Sophie!

	76 www.amazon.com P sophie the giraffe B000IDSLOG
	4 www.amazon.co.uk P sophie the giraffe B000SOG7BY
	2 www.diapers.com P sophie the giraffe 15640
	2 www.amazon.com P sophie the giraffe B00RYW27QM
	1 www.amazon.com P sophie the giraffe B000SOG7BY