lokesh1729’s gists

lokesh1729 / QHEAP1.java

Created November 16, 2017 18:21

https://www.hackerrank.com/challenges/qheap1

	import java.util.HashMap;
	import java.util.Scanner;

	public class QHEAP1 {
	private static int count = 1;
	private static MinimumHeap<Integer> root = null;
	HashMap<Integer,Integer> h = new HashMap<>();
	public static void main(String args[]) {
	long startTime = System.currentTimeMillis();
	Scanner sc = new Scanner(System.in);

lokesh1729 / get_nested_values_from_dict.py

Created March 26, 2019 10:42

Get Nested Values from dict

	def get_nested_values_from_dict(data, attrs, index=0):
	"""
	get values from nested dictionary
	Example:
	>>> data = {"a": {"b": {"c": 3}}
	>>> get_nested_values_from_dict(data, ["a", "b", "c"])
	>>> 3
	:param data: dict
	:param attrs: list
	:param index: int

lokesh1729 / producer_consumer.py

Created May 16, 2019 09:09

Producer Consumer

lokesh1729 / asyncio_requests

Created May 16, 2019 11:13

	import asyncio
	import json
	import time
	import aiohttp


	result = []


	async def download_site(session, url):

lokesh1729 / threading_requests.py

Last active July 2, 2019 07:07

#threading #python

	import concurrent.futures
	import json
	import time
	import requests

	URLS = [
	"https://reqres.in/api/users",
	"http://dummy.restapiexample.com/api/v1/employees",
	# "https://jsonplaceholder.typicode.com/todos",
	# "https://jsonplaceholder.typicode.com/posts",

lokesh1729 / prettier-eslint-react-config

Last active July 2, 2019 07:03

#prettier #eslint config for #react

lokesh1729 / base62_encode.py

Last active July 17, 2019 05:41

#python #url #shortid #short #base62 #base64

	BASE62 = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"

	def encode(num, alphabet=BASE62):
	"""Encode a positive number in Base X

	Arguments:
	- `num`: The number to encode
	- `alphabet`: The alphabet to use for encoding
	"""
	if num == 0:

lokesh1729 / divide_array_sub_arrays_v1.py

Created July 10, 2019 07:30

divide an array into contiguous k sub arrays

	def divide(data, n_column=3):
	result = []
	cur_index = 0
	n = len(data)
	while cur_index < n/n_column:
	result.append(data[cur_indexn_column: (cur_index+1)n_column])
	cur_index += 1
	if n%n_column != 0:
	result.append(data[cur_indexn_column: (cur_index+1)n_column])
	return result

lokesh1729 / get_starting_date_minus_n_months.py

Last active October 31, 2019 12:20

This function returns the datetime object by substracting n months (time won't change) #python

	def get_starting_date_minus_n_months(curr_date, num_months):
	"""
	Given the curr_date (datetime) object and num_months, returns the starting date
	minus "num_months" months. Note that time won't change

	for example: curr_date is "2019-10-22 23:59:59" and num_months is 3
	it returns "2019-07-01 23:59:59"
	"""
	if num_months < 0:
	raise ValueError(

lokesh1729 / my first webpack config.js

Created May 12, 2020 14:29

yahoooo!!! my first webpack config working fine :)

	const path = require("path");
	const webpack = require("webpack");
	const TerserPlugin = require("terser-webpack-plugin");
	const { CleanWebpackPlugin } = require("clean-webpack-plugin");
	const HtmlWebpackPlugin = require("html-webpack-plugin");
	const MiniCssExtractPlugin = require("mini-css-extract-plugin");
	const OptimizeCSSAssetsPlugin = require("optimize-css-assets-webpack-plugin");

	module.exports = ({ mode, presets } = { mode: "production", presets: [] }) => ({
	devtool: "eval-cheap-module-source-map",

Lokesh Sanapalli lokesh1729