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# Example usage of database funtions(`Sum` and `Avg`) and Django `JSONField`'s `jsonb_array_length`

# PostgreSQL json field functions: https://www.postgresql.org/docs/9.5/static/functions-json.html
# Django `F` and `Func`: https://docs.djangoproject.com/en/1.10/ref/models/expressions/#f-expressions
# Django aggregation: https://docs.djangoproject.com/en/1.10/topics/db/aggregation/
# Django `JSONField`: https://docs.djangoproject.com/en/1.9/ref/contrib/postgres/fields/#jsonfield

# Given a model
class Contact(models.Model):
    numbers = JSONField(help_text="An array of numbers")

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# Thanks to Ethan Jucovy
# http://www.coactivate.org/projects/ejucovy/blog/2014/05/10/wagtail-notes-managing-redirects-as-pages/

# This model comes from wagtaildemo

class LinkFields(models.Model):
    link_external = models.URLField("External link", blank=True)
    link_page = models.ForeignKey(
        'wagtailcore.Page',
        null=True,

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from django.conf import settings
from django.utils.safestring import mark_safe

from wagtail.wagtailadmin.edit_handlers import BaseFieldPanel


class BaseColorFieldPanel(BaseFieldPanel):
    def render_js(self):
        big_javascript_block = """
        (function() {

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class DigitsVerification:
    DIGITS_API_URL = 'https://api.digits.com'
    AUTH_PROVIDER_KEY = 'apiUrl'
    CREDENTIALS_KEY = 'credentials'

    def __call__(self, credentials):
        auth_provider = self.validate_auth_provider(credentials)
        if auth_provider is None:
            return None

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<script>
  function decodeURL() {
    var uri_enc = document.getElementById("url").value;
    var uri_dec = decodeURIComponent(uri_enc);
    var text = document.getElementById("text");
    text.textContent = uri_dec;
  }
</script>

<input id="url">

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// hallo fontfamily plugin
// (c) 2014 Alejandro Varas
// hallofontfamily may be freely distributed under the MIT license

(function(jQuery) {
  return jQuery.widget("IKS.hallofontfamily", {
    options: {
      uuid: '',
      fonts: [
        // from http://web.mit.edu/jmorzins/www/fonts.html

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################
# Installation #
################

WWW_USER="" # use the same name as your webserver user "www-data" "lighttpd", the one who connects to the database
WWW_PATH="" # must be accesible by your webserver "/var/www/liquidfeedback
POSTGRES_USERNAME="" # use the same name as your webserver user "www-data" "lighttpd"

INSTALL_PATH="/opt"
TMP_PATH="/tmp"

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# -*- coding: utf-8 -*-
# Generated by Django 1.10.1 on 2016-09-23 05:48
from __future__ import unicode_literals

from django.db import migrations


class Migration(migrations.Migration):

    dependencies = [

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# -*- coding: utf-8 -*-
# Generated by Django 1.10.1 on 2016-09-23 05:42
from __future__ import unicode_literals

from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [

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import base64

from django import forms
from django.core.files.uploadedfile import SimpleUploadedFile


class Base64MultiField(forms.MultiValueField):
    def __init__(self, *args, **kwargs):
        kwargs['fields'] = (
            forms.CharField(),