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

How to Fix Raw query must include the primary key with Django ORM
When running raw SQL queries in Django you must include a primary key otherwise an invalid query exception is raised. Normally this is fine but when running more complex queries a primary key may not be available or even make sense. There is a simple ...
Written by Sean Behan on 07/15/2017
Rails Style Params in Python and Flask
Ruby on Rails does a great job of parsing arrays in form data and populating a params hash, for quick and easy access in your controllers. For instance Gives you params[:item] # => ["item 1", "item 2"] Flask doesn't do this work f...
Written by Sean Behan on 11/04/2018
Rake DB Everything, Dump, Destroy, Create, Load
I'm a big fan of the yaml_db plugin. But I don't like running rake db:data:load, only to find that my db columns mismatch my model attributes, thus aborting the data import task. To quickly add/remove columns/attributes from a model and rebuild the datab...
Written by Sean Behan on 06/17/2012
How to Fix Pypi Upload failed (403): Invalid or non-existent authentication information.
If you run into authentication failure when trying to upload packages Submitting dist/ to https://upload.pypi.org/legacy/ Upload failed (403): Invalid or non-existent authentication information. error: Upload failed (403): Invalid or non-existent...
Written by Sean Behan on 03/02/2017
Installing MatPlotLib on OS X for Python Version 2.6.1 with PIP and VirtualEnv
If you thought you had installed matplotlib only to find this File "/Library/Python/2.6/site-packages/matplotlib-0.91.1-py2.6-macosx-10.6-universal.egg/matplotlib/numerix/__init__.py", line 166, in __import__('ma', g, l) File "/Library/Python/2.6/...
Written by Sean Behan on 06/17/2012