RobertSudwarts

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!

RobertSudwarts

from geventwebsocket.handler import WebSocketHandler
from gevent.pywsgi import WSGIServer
from flask import Flask, request, render_template

app = Flask(__name__)

@app.route('/')
def index():
    return render_template('index.html')

RobertSudwarts

/*global ko, Chart */

(function(ko, Chart) {

	ko.bindingHandlers.chartType = {
		init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {
			if (!allBindings.has('chartData')) {
				throw Error('chartType must be used in conjunction with chartData and (optionally) chartOptions');
			}
		},

RobertSudwarts

#Newbie programmer
def factorial(x):
    if x == 0:
        return 1
    else:
        return x * factorial(x - 1)
print factorial(6)


#First year programmer, studied Pascal