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

Change the Default Controller Name in Rails Functional Tests
Rails will infer the controller you want to test from the class name of the test case. For example... class PeopleControllerTest < ActionController::TestCase end will test the app/controllers/people_controller.rb. To change this is trivial. Us...
Written by Sean Behan on 10/23/2013
Rails Select Tag and Onchange Event Calling a Remote Function with Default Option Selected
Here is a little code snippet that will fire off a request to update_client_path when you change the select field. This stands alone, rather than being apart of a larger form. The Client::CATEGORY argument is a hash, which I populated manually in my Clien...
Written by Sean Behan on 06/17/2012
Python String Format Precision of Float
You can use string interpolation in combination with a dictionary for simple formatting. print "My name is %(name)s and I have $%(change)0.2f in change in my pocket!" % { 'name': 'Sean', 'change': 00.23 } # My name is Sean and I have $0.23 in chang...
Written by Sean Behan on 11/20/2013
PHP Headers for Sending CSV File Downloads
If you would like to force a file download prompt to the user, instead of just outputting the text to the browser, use the following headers. ...
Written by Sean Behan on 11/25/2017
Wildcard VirtualHost with Apache2
Set your ServerAlias directive to *.domain.tld - Here is a quick example. <VirtualHost> ServerName example.com ServerAlias *.example.com DocumentRoot /var/www/path/to/site </VirtualHost> Now everything.example.com and anything.example.co...
Written by Sean Behan on 06/17/2012