Dan Nguyen dannguyen

Step 0:

Get Homebrew installed on your mac if you don't already have it

Step 1:

Install highlight. "brew install highlight". (This brings down Lua and Boost as well)

Step 2:

Peter Thiel's CS183: Startup - Class 1 Notes Essay

Here is an essay version of my class notes from Class 1 of CS183: Startup. Errors and omissions are my own. Credit for good stuff is Peter’s entirely.

CS183: Startup—Notes Essay—The Challenge of the Future

Purpose and Preamble

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

This is a small collection of scripts showing how to use require.js. It's only one of several ways of setting up a require.js project, but it's enough to get started.

At its core, require.js is about three things:

Dependency management
Modularity
Dynamic script loading

The following files show how these are achieved.

In Rails 3

NOTE: This post now lives (and kept up to date) on my blog: http://hakunin.com/rails3-load-paths

If you add a dir directly under app/

Do nothing. All files in this dir are eager loaded in production and lazy loaded in development by default.

If you add a dir under app/something/

Hacks/Hackers NYC: Encryption and Operational Security for Journalists (2013-09-16)

Jennifer Valentino, Wall Street Journal (@jenvalentino)

These notes come straight from Jennifer's presentation; slides at https://docs.google.com/file/d/0B2HGtAJEbG8PdzVPdHcwekI2V2M/edit

Background

NSA covers 75% of internet traffic; not all is collected or sifted
Big issues with suveillance are not the NSA but leak investigations, subpoenas, accidental disclosure and chilling effects on sources

	# RSpec 2.0 syntax Cheet Sheet by http://ApproachE.com

	# defining spec within a module will automatically pick Player::MovieList as a 'subject' (see below)
	module Player
	describe MovieList, "with optional description" do

	it "is pending example, so that you can write ones quickly"

	it "is already working example that we want to suspend from failing temporarily" do
	pending("working on another feature that temporarily breaks this one")

	# encoding: UTF-8

	Capistrano::Configuration.instance(:must_exist).load do
	namespace :rails do
	desc "Open the rails console on one of the remote servers"
	task :console, :roles => :app do
	hostname = find_servers_for_task(current_task).first
	exec "ssh -l #{user} #{hostname} -t 'source ~/.profile && #{current_path}/script/rails c #{rails_env}'"
	end
	end

	# Title: Fancyimage tag for Jekyll
	# Authors: Devin Weaver (photos_tag.rb), Brian M. Clapper (img_popup.rb), Patrick Paul (this gist)
	# Description: Takes full size image, automagically creates thumbnail at specified size, +fancybox
	#
	# Adapted from:
	# http://tritarget.org/blog/2012/05/07/integrating-photos-into-octopress-using-fancybox-and-plugin/
	# (photos_tag.rb) https://gist.github.com/2631877
	# (img_popup.rb) https://github.com/bmc/octopress-plugins/
	#
	# Syntax {% photo filename [tumbnail] [title] %}

	import os
	import numpy
	from pandas import DataFrame
	from sklearn.feature_extraction.text import CountVectorizer
	from sklearn.naive_bayes import MultinomialNB
	from sklearn.pipeline import Pipeline
	from sklearn.cross_validation import KFold
	from sklearn.metrics import confusion_matrix, f1_score

	NEWLINE = '\n'