Hi

I'm Sean.

I write about #software, #SaaS, #consulting and #mobile app development

I code in #Python, #PHP, #Swift, #Ruby, #ReactJS and #Postgres


Random Blog Posts See more posts

Destructuring Dictionaries in Python
Here is a quick and dirty way to destructure dictionaries in [Python] d = {'a':'Apple', 'b':'Banana','c':'Carrot'} a,b,c = [d[k] for k in ('a', 'b','c')] a == 'Apple' b == 'Banana' c == 'Carrot'
Written by Sean Behan on 03/04/2017
Using Module Mixins to Extend Classes and Objects in Ruby
The module and class below demonstrate how to use instance methods and class methods from "module mixins". The thing to remember is scope. For instance, to use class methods within instance methods you need to call them from the class itself. This is acco...
Written by Sean Behan on 06/17/2012
How to Make Cross Database Queries with Postgres and DBLink Extension
Here are a few snippets for cross database queries. It's important to note that you must be explicit in enumerating the columns and types you are querying. Otherwise, things will probably not work as expected. -- enable extension create extension db...
Written by Sean Behan on 03/18/2017
Super Simple Router for React Without Any Dependencies
Here is some very simple code to render React components dynamically without using a framework or routing library. It doesn't cover pushState and URL parsing, so in that sense it isn't a routing library. But it does let you render components from othe...
Written by Sean Behan on 11/16/2018
Starting the Rails Console in Production Mode
To specify which mode you'd like the rails console to boot up in, just provide the string without any flags. ./script/console production ./script/console test ./script/console development If you're on windows, remember the backslash "\" rather than for...
Written by Sean Behan on 06/17/2012