Edgar Pino
Software Engineer @Pluralsight. Interested in distributed systems, machine learning, and the web. Follow me on Twitter.
Wine Recommendations using Nearest Neighbors
24 April, 2019See full notebook Wine Recommendations Data Prep We want to remove the 20 most common words since they are not useful. Create NB Model Let’s…
Today I Learned
09 January, 20192019-03-23 Markov models A Markov model is a stochastic model used to model randomly changing systems where it is assumed that future states…
How To Use Tailwind CSS With Gatsby
05 January, 2019I’m in the process of updating the design of this blog. I decided to use Tailwind , A utility-first CSS framework. It’s an awesome…
Getting Started with Ecto Part 3: CRUD Operations
12 December, 2018Welcome to part three of Getting Started with Ecto. On the last post , we covered how to create migrations, schemas, and changesets. In…
Getting Started with Ecto Part 2: Migrations, Schemas, and Changeset
12 October, 2018Note: This post was updated to work with Ecto 3.0 Welcome to part two of Getting Started with Ecto. On the last post , we covered how to…
Getting Started with Ecto Part 1: Installing and Configuring Ecto
30 September, 2018Note: This post was updated to work with Ecto 3.0 Welcome to part one of Getting Started with Ecto 3.0. This post is part of a series to…
Custom URLs in Gatsby Blog Posts
21 September, 2018Problem When moving my blog from Ghost to Gatsby, I ran into a small issue. I wanted to have custom links instead of the default directory…
Moving my blog to Gatsby.js
20 September, 2018Today, I decided to move my personal blog from Ghost to Gatsby.js and I love it. I spent about 30 minutes reading the documentation and…
Number Predictor using Tensorflow.js and MNIST dataset
09 August, 2018I recently starting learning Tensorflow.js to create machine learning models on the browser. It took me a few weeks to learn the API but I…
Heroku 16 Imagemagick Buildpack
08 April, 2018Problem I’m working on a project that requires imagemagick to work on the Heroku 16 stack. When using the buildpack , I get the following…
Resizing Images In Elixir with Mogrify
08 April, 2018I’ve been working on a simple Elixir and Phoenix web app that extracts text found in images and I ran into a problem, people were…
Understading K-Means
23 August, 2017K-means is a clustering algorithm used to categorize data that is unlabeled. It is a type of unsupervised learning (data without categories…
Machine and Deep Learning Tools You Should Be Using
21 August, 2017I’ve come across various tools used for machine and deep learning, both good and bad. I decided to write a quick little blog post on some of…
Elixir Error Solution: assign @conn not available in eex template. Available assigns: []
15 July, 2017Problem I was breaking my Elixir templates into a subtemplate but I was getting the following error: My parent template looked something…
See how many files are in each directory for a give directory
07 June, 2017Problem I needed to know how many files were under each directory for the directory I was on in Linux. A simple just gives you the number…
How To SSH Into Docker Container
06 June, 2017Problem Sometimes you need you access a container to debug or to access a command line tool available inside. Solution When the container is…
Simple CORS in AWS Lambda - Serverless Architecture
24 January, 2017Problem or When calling an AWS Lambda function via the API Gateway from the front-end using jQuery or other Javascript frameworks. Solution…
Basic Authentication with Lumen
02 February, 2016The Problem The other day I was trying to create a simple admin page without having to rely on a database and all of the other stuff. I knew…
Quick note on computers and programming languages
14 January, 2015Hello, this is just something I found interesting on one of my CP courses. Four types of computers are: PC’s or personal computer. This type…
A Brief History of the Internet
11 January, 2015Throughout history, never has it been an invention that would revolutionize the way people communicate and share information. People went…