Lots of Machine Learning and DNN


At Apple, I had the chance to learn a lot of deep learning while working with the team that develops its DNN toolkit. Today I have open-sourced my personal studies:

Additionally, when I was in my Ph ...

more ...

tmux shortcuts & cheatsheet


If you are not using tmux yet, you are missing it out!

Here some shortcuts and configs to help you to start.

Starting Sessions

start new:


start new with session name:

tmux new -s myname


    tmux a  #  (or at, or attach)

attach to named

tmux a -t myname ...
more ...

Introducing my Grey Hacker Bag of Fun


Throughout my many years of hacking, I have been accumulating so many resources: books, scripts, tools, how-to, etc. I realized it's time to share them!

Please check out my gray hacker GitHub repo, where I have indexed everything by subject:

more ...

Introducing Threat Intel

Threat Intel 🍒 is a work I developed when I was at Yelp. It is a set of Threat Intelligence APIs that can be used by security developers and analysts for incident response. Additionally, it contains wrappers for:

  • OpenDNS Investigate API
  • VirusTotal API v2.0
  • ShadowServer API

OpenDNS Investigate API

OpenDNS ...

more ...

iPython Notebook server with Amazon Web Services (EC2)


AWS Console and EC2 Instance Launch.

  • Log in at the AWS Console.
  • We're going to use the Classic Wizard for the Instance Creation.
  • The free tier is only eligible for the T1 Micro. You can use all the defaults.
  • The Wizard is going to ask you to create a ...
more ...

Ouroboros Statement

I was seven when I first saw the shiny beige box. When my uncle finally let me touch the black screen, I was astounded with the list of unfathomable keys that “help” would print. My parents were getting divorced and my reality had just become 40 megabytes of the most ...

more ...

A Tor Proxy in a Raspberry Pi

Sun 29 March 2015 Category DevOps


In this tutorial, I walk through all the steps to set up a Tor proxy in a Raspberry Pi (Model B). This work was based on some of the tutorials from Adafruit.

Setting Up a Raspberry Pi

Installing an Operating System in the SD card

You can either install NOOBS ...

more ...

Deploying a Flask App at Heroku

Sat 21 March 2015 Category DevOps


I was playing with Flask, and I wrote my own Anti-Social Network.

Heroku platform is very flexible, and it supports several programming languages. To deploy an application to Heroku, use Git to push the application to Heroku’s server.

Running in a Production Server

Heroku does not provide a web ...

more ...

Functional Python Stuff Super Quick

Sun 01 March 2015 Category DevOps

Python has First Class Functions

def create_adder(x):
    def adder(y):
        return x + y
    return adder

Such that:

>>> add_10 = create_adder(10)
>>> add_10(3)  

Python has Anonymous Functions

(lambda x: x > 2)(3)   # => True

Python has Built-in Higher Order Functions

map(add_10, [1, 2, 3])   # => [11, 12, 13]
filter(lambda ...
more ...

8 Reasons why Go is Awesome


Go is a programming language developed by Google, introduced to the public in 2009. Go's developers had the goal of creating a language based on the syntax of the C programming language, elimination some "garbage" of older languages (such as C++) while containing many features of modern languages.

1 ...

more ...