Software engineering and building products.

Using Python's Watchdog to monitor changes to a directory

Using Python's Watchdog to monitor changes to a directory

A small Python script to take action whenever a new file is uploaded to a directory or its contents change.
23 Feb 2016 - 2 min read
Data Pipelines - Airflow vs Pinball vs Luigi

Data Pipelines - Airflow vs Pinball vs Luigi

Review of 3 common Python-based data pipeline / workflow frameworks from AirBnb, Pinterest, and Spotify.
13 Jan 2016 - 5 min read
Bash script to monitor instances and MySQL

Bash script to monitor instances and MySQL

A simple Bash script to check multiple server instances are responding, and rows are being added to a MySQL database.
11 Nov 2015 - 4 min read
Line-by-line code profiling in Python

Line-by-line code profiling in Python

How to find slow sections in your Python code.
2 Oct 2015 - 1 min read
Understanding Time, DateTime, and timezones in Rails

Understanding Time, DateTime, and timezones in Rails

My notes on using RoR for formatting times and datetimes to strings, and parsing strings to time objects.
14 Sept 2015 - 7 min read
SEO checklist for developers to improve Google search rankings

SEO checklist for developers to improve Google search rankings

Start your SEO with this checklist for developers.
27 Aug 2015 - 8 min read
Consuming a JSON API - Part 2 (EventBus)

Consuming a JSON API - Part 2 (EventBus)

Using EventBus to update your Android app after receiving the contents of a JSON API.
31 Jul 2015 - 3 min read
Consuming a JSON API - Part 1 (Retrofit)

Consuming a JSON API - Part 1 (Retrofit)

Square's Retrofit library together with EventBus makes it super simple to parse the contents of a JSON API into your Android app.
16 Jul 2015 - 4 min read
Simple Android utility to parse config files in your app

Simple Android utility to parse config files in your app

A really simple utility file I keep around in my Android projects which processes a raw JSON file into a List of objects.
20 Jun 2015 - 3 min read
Android swipe to refresh, only at the top of the list

Android swipe to refresh, only at the top of the list

Build a swipe to refresh list, which only refreshes when at the top of the list.
11 Jun 2015 - 2 min read
Creating an instant autocomplete field in Android

Creating an instant autocomplete field in Android

How to create an autocomplete text field in Android, which displays suggestions in the dropdown and has a clear button.
3 Jun 2015 - 3 min read
Rspec - How to test a controller has included concerns

Rspec - How to test a controller has included concerns

A short Rspec snippet to verify the correct concerns have been included in a controller.
19 May 2015 - 1 min read