sanbartels

• Install iTerm2 from https://www.iterm2.com/
• Install oh-my-zsh from https://ohmyz.sh/ or https://github.com/robbyrussell/oh-my-zsh
• Set iTerm2 theme tab theme to Dark - Preferences | Appearance | Tabs | Theme > Dark
• Install Fira Code fonts from https://github.com/tonsky/FiraCode (Clone and navigate to dstr > ttf, install all font files by double clicking)
• Install Powerline fonts from https://github.com/powerline/fonts
• Set fonts for iTerm2 - Preferences | Profiles | Text
  • Change Font to 14pt Fira code regular and Check Use Ligatures checkbox
  • Change Non ASCII Font to 14pt Fira mono and Check Use Ligatures checkbox
• Install iTerm2 snazzy theme from https://github.com/sindresorhus/iterm2-snazzy
  • Navigate to Preferences | Profiles | Color Presets > Snazzy

sanbartels

Workflows (States) in Django

I'm going to cover a simple, but effective, utility for managing state and transitions (aka workflow). We often need to store the state (status) of a model and it should only be in one state at a time.

Common Software Uses

• Publishing (Draft->Approved->Published->Expired->Deleted)

sanbartels

from django.contrib import admin
from example.models import Example


class ExampleAdmin(admin.ModelAdmin):
    """
    Don't allow addition of more than one model instance in Django admin
    See: http://stackoverflow.com/a/12469482
    """
    def has_add_permission(self, request):