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

Manual ManyToMany Through with Django's ORM
Here is a code snippet that demonstrates how to set up a __ManyToMany through__ relationship in Django. In Rails, the equivalent would be called a __has_many through__ association. If you set the __through__ argument on the ManyToManyField, Django wil...
Written by Sean Behan on 07/21/2017
Hacking Rails Plugins
Using the Acts as Taggable On plugin to add categories to a model class, I wanted to override the to_param method and place the name attribute in the url. The plugin, installed as a gem, source shouldn't need to be hacked in order to accomplish this. The ...
Written by Sean Behan on 06/17/2012
Get Child Categories of Parent Category on Single Post in Wordpress
I was hoping to find a function in the Wordpress API, that goes something like this... the_child_categories("Vermont"); // print Burlington, Brattleboro... etc if this post has any child categories of Vermont But I could not. The result that I did ...
Written by Sean Behan on 06/17/2012
How To Pipe To A Ruby Command Line Application
You need to read from STDIN rather than parse command line arguments. while $stdin.gets puts $_ end
Written by Sean Behan on 10/17/2013
How to Split a Large File Into Smaller Files on OSX or Unix
Use the split command. split -l 1000 name-of-file output/directory You can set the number of lines (the "-l" flag) to split on and also the location of where the split files should be saved. Note, the output directory must already exists....
Written by Sean Behan on 10/08/2013