Lal Zada BuildWithLal

🏠

Working from home

A software engineer over a decade experience in building apps, infrastructure and automate deployment processes

BuildWithLal / javascript_sort_array_of_objects_by_key.js

Last active April 18, 2018 05:25

	function sortByAge(a,b) {
	if (a.age < b.age)
	return -1;
	if (a.age > b.age)
	return 1;
	return 0;
	}

	students = [{name: 'Axen', age: 12}, {name: 'Mike', age:10}, {name: 'John', age: 11}];

BuildWithLal / pandas_date_range.py

Last active February 1, 2018 16:52

Get list of dates from a given date to today using Pandas..

	import pandas as pd
	from datetime import date

	today = pd.Timestamp("today").strftime("%Y-%m-%d")

	date_ranges = pd.date_range(start='2016-01-01', end=today)

	for date in date_ranges:
	print(date.strftime('%Y-%m-%d'))

BuildWithLal / python-singleton.py

Last active September 28, 2020 20:10

Create a singleton class using Python 3

	class Singleton(object):
	def __new__(cls):
	if not hasattr(cls, 'instance') or not cls.instance:
	cls.instance = super().__new__(cls)

	return cls.instance


	obj1 = Singleton()
	obj2 = Singleton()

BuildWithLal / python-concurrency.py

Last active February 21, 2018 14:01

Choose concurrency from different forms of concurrency in Python

BuildWithLal / fields.xml

Last active April 24, 2018 11:13

BuildWithLal / serializer.py

Created April 25, 2018 09:27

	class SocialLoginSerializer(UserDeviceMixin, serializers.Serializer):

	PROVIDER_CHOICES = Provider.objects.values_list('name')

	# first_name = serializers.CharField(required=False, allow_blank=True)
	# last_name = serializers.CharField(required=False, allow_blank=True)
	# email = serializers.EmailField()
	# mac_address = serializers.CharField()

	name = serializers.CharField(required=False, allow_blank=True)

BuildWithLal / serializer.py

Last active April 28, 2018 10:54

	class SessionHistoryCreateSerializer(DocumentSerializer):

	class Meta:
	model = SessionHistory
	fields = '__all__'

	# check date...
	def validate(self, data):
	data = super().validate(data)

BuildWithLal / new.py

Created April 30, 2018 10:02

	views.py

	from rest_framework_mongoengine import generics
	from rest_framework.response import Response
	from .serializers import LoginSerializer
	from configuration.models import User
	#from captive_portal.models import SessionHistory, Voucher
	from .models import SessionHistory
	from rest_framework import serializers

BuildWithLal / abc.py

Created April 30, 2018 11:12

	user/models.py


	from mongoengine import EmbeddedDocument, Document, CASCADE
	from mongoengine import fields
	import binascii
	import os
	from django.utils import timezone

BuildWithLal / company_profile.json

Created May 1, 2018 18:25