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from django import forms
from django.utils.safestring import mark_safe

class AdminImageWidget(forms.FileInput):
    """
    A ImageField Widget for admin that shows a thumbnail.
    Taken from https://djangosnippets.org/snippets/1580/
    """

    def __init__(self, attrs={}):

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import scrapy
from scrapy.contrib.spiders import CrawlSpider, Rule
from scrapy.contrib.linkextractors.lxmlhtml import LxmlLinkExtractor
from buzzLinks.items import BuzzlinksItem
from urlparse import urlparse

# Spider
class DmozSpider(CrawlSpider):
  name = "buzzfeedNews"
  allowed_domains = ["buzzfeed.com"]

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echo "manual" | sudo tee -a /etc/init/mysql.override
sudo update-rc.d -f apache2 remove

# then, to start manually
# sudo service apache2 start
# sudo service mysql start

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Install wkhtmltopdf on Ubuntu

This was tested on:

• Ubuntu 14.04 x64
• Ubuntu 16.04 x64

Step 1

Install the xvfb server by running

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{
   "water":[
      {
         "title":"A Perfect Morning",
         "thumbUrl":"http://googledrive.com/host/0Bz6MIjSA3u5MSDNwcmNDYWVOdms/images/water1.jpg"
      },
      {
         "title":"Footprints",
         "thumbUrl":"http://googledrive.com/host/0Bz6MIjSA3u5MSDNwcmNDYWVOdms/images/water2.jpg"
      },

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# -*- coding: utf-8 -*-
from django.conf import settings
from django.core.files.storage import FileSystemStorage
from django.db import models

class OverwriteStorage(FileSystemStorage):
    '''
    Muda o comportamento padrão do Django e o faz sobrescrever arquivos de
    mesmo nome que foram carregados pelo usuário ao invés de renomeá-los.
    '''

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Case insensitive and recursive grep

grep -irn whatever *

Replace string in all files

find . -type f -exec sed -i 's/original_string/replacement/g' {} +

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Basic Types

Classic ones

Boolean

let isDone: boolean = false;

Number

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# Compiled source #
###################
*.com
*.class
*.dll
*.exe
*.o
*.so
*.sass-cache*

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    [{
        "productId": 1,
        "productName": "Leaf Rake",
        "productCode": "GDN-0011",
        "releaseDate": "March 19, 2016",
        "description": "Leaf rake with 48-inch wooden handle.",
        "price": 19.95,
        "starRating": 3.2,
        "imageUrl": "http://openclipart.org/image/300px/svg_to_png/26215/Anonymous_Leaf_Rake.png"
    },