How to Decorate Imported Libs in Python for Jinja Template Filters in Flask
To decorate an imported function in Python you would do something like this
# in ./lib.py
def function_name():
# function body
And then in your program you could decorate it like this
from lib import function_name
function_name = decorat...
Written by Sean Behan on 03/04/2017
Cool Conditional Syntax in Ruby (on Rails)
Ruby is beautiful
@posts =
if true
Post.all
else
[]
end
Simply elegant!
Written by Sean Behan on 06/17/2012
Active Admin Rails 5 undefined method per_page_kaminari
If you run into this error in development, using Rails 5 and Active Admin
NoMethodError - undefined method `per_page_kaminari'
Try the following.
First, make sure you have an initializer in your application.
# in config/initializers/kamina...
Written by Sean Behan on 04/27/2017
How To Remove Duplicates From a Table with Postgres
Let's create a table that will hold some dummy data.
> create table fruits (id serial primary key, name varchar, color varchar);
> insert into fruits (name, color) values ('apple', 'red');
> insert into fruits (name, color) values ('ap...
Written by Sean Behan on 10/08/2013
How To Get A Dict from Flask Request Form
The `request.form` object is an immutable dictionary. An `ImmutableMultiDict` object to be exact. Immutable means that you cannot change its values. It's frozen.
However, you might want to change the values. Say for instance, creating a slug from a ti...
Written by Sean Behan on 03/02/2017