tim-br’s gists

tim-br / gist:80e243efaa034599c2fd9d79bde47367

Last active August 2, 2018 19:31

Generating a raw transaction using ethers.js

	var ethers = require('ethers');
	var Wallet = ethers.Wallet;
	var utils = ethers.utils;
	var privateKey = '<privatekey>'
	var wallet = new ethers.Wallet(privateKey);

	var transaction = {
	// needs to be greater than the nonce of the previous tx
	// from this wallet
	// can skip values

tim-br / ecrecover_test.js

Last active July 14, 2018 16:26

	// requires ethereumjs-util and ethers, 3rd party npm packages.

	/*
	Ran on macbook with these results:

	10000 ran with 0 errors.

	real 0m28.769s
	user 0m28.301s
	sys 0m0.246s

tim-br / query geth

Created May 3, 2018 18:22

curl -H "Content-Type: application/json" -X POST --data '{"jsonrpc":"2.0","method":"web3_clientVersion","params":[],"id":67}' localhost:8545

tim-br / TestEvent

Created June 5, 2016 22:42

	contract TestEvent{
	string greeting;
	event TeEv(string input);

	function TestEvent(string _greeting){
	greeting = _greeting;
	}

	function get_greeting() constant returns(string){
	TeEv("in get_greeting function");

tim-br / core-async.clj

Created January 30, 2016 17:20

	(use 'clojure.core.async)

	(def input-chan (chan))

	(def our-pub (pub input-chan :msg-type))

	(>!! input-chan {:msg-type :greeting :text "hello"})

	(def output-chan (chan))

tim-br / Class 17 result CSS desde 0.markdown

Created November 22, 2015 06:27

Class 17 result CSS desde 0

tim-br / shadows.rkt

Created September 28, 2015 03:22

scheme stuff

tim-br / gist:96c265734d4087cbf292

Created August 6, 2015 19:49

gmaps_ex1

	<!DOCTYPE html>
	<html>
	<head>
	<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
	<meta charset="utf-8">
	<title>Simple markers</title>
	<style>
	html, body, #map-canvas {
	height: 100%;
	margin: 0;

tim-br / haskell_vector_functions.hs

Created August 3, 2015 23:24

	data MyVector a = XY a a deriving (Show)

	xcord :: (Num a) => MyVector a -> a
	xcord (XY a _) = a

	ycord :: (Num a) => MyVector a -> a
	ycord (XY _ a) = a

	subVect :: (Num a) => MyVector a -> MyVector a -> MyVector a
	subVect (XY x1 y1) (XY x2 y2) = XY (x1 - x2) (y1 - y2)

tim-br / arrayOfLight.js

Created August 3, 2015 05:03

Tim tim-br