Skip to content

Instantly share code, notes, and snippets.

View alekseykulikov's full-sized avatar
🚄
Making treo.sh

Aleksey Kulikov alekseykulikov

🚄
Making treo.sh
View GitHub Profile
@ndarville
ndarville / business-models.md
Last active February 27, 2025 10:00
Business models based on the compiled list at http://news.ycombinator.com/item?id=4924647. I find the link very hard to browse, so I made a simple version in Markdown instead.

Business Models

Advertising

Models Examples
Display ads Yahoo!
Search ads Google
@rweald
rweald / simple-linear-regression.rb
Created August 29, 2012 19:13
Simple Linear Regression in Ruby
class SimpleLinearRegression
def initialize(xs, ys)
@xs, @ys = xs, ys
if @xs.length != @ys.length
raise "Unbalanced data. xs need to be same length as ys"
end
end
def y_intercept
mean(@ys) - (slope * mean(@xs))
@ykarikos
ykarikos / png2svg.sh
Created June 7, 2012 22:17
Convert png to svg using imagemagick and potrace
#!/bin/bash
if [ "$1" == "" ]; then
echo Usage: $0 pngfile
exit 0;
fi
FILE=`basename $1 .png`
if [ ! -e $FILE.png ]; then
@angus-c
angus-c / advice.js
Created June 3, 2012 20:12
an advice functional mixin
//usage
withAdvice.call(targetObject);
//mixin augments target object with around, before and after methods
//method is the base method, advice is the augmenting function
withAdvice: function() {
['before', 'after', 'around'].forEach(function(m) {
this[m] = function(method, advice) {
if (typeof this[method] == 'function') {
return this[method] = fn[m](this[method], advice);
@adamjspooner
adamjspooner / _config.yml
Created May 24, 2011 06:08
A Jekyll plugin to convert .styl to .css.
stylus:
compress: true
path: ./path/to/styl
@jed
jed / LICENSE.txt
Created May 20, 2011 13:27 — forked from 140bytes/LICENSE.txt
generate random UUIDs
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
Version 2, December 2004
Copyright (C) 2011 Jed Schmidt <http://jed.is>
Everyone is permitted to copy and distribute verbatim or modified
copies of this license document, and changing it is allowed as long
as the name is changed.
DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
//
// Regular Expression for URL validation
//
// Author: Diego Perini
// Created: 2010/12/05
// Updated: 2018/09/12
// License: MIT
//
// Copyright (c) 2010-2018 Diego Perini (http://www.iport.it)
//