stephensanwo

postgres:
	docker run --name <postgres-container-name> -p 5432:5432 -e POSTGRES_PASSWORD=<postgres-password> -d postgres:14-alpine

createdb:
	docker exec -it <postgres-container-name> createdb --username=<username> --owner=postgres <db-name>

dropdb:
	docker exec -it <postgres-container-name> dropdb <db-name>

migrateup:

stephensanwo

# find the pairs of numbers in list ar of length n, and return the number of pairs in the list

n = 9
ar = [10, 20, 20, 10, 10, 30, 50, 10, 20]

def sockMerchant(n, ar):
    i = 0
    data = sorted(ar)
    pair = 0
    while i < len(data)-1:

stephensanwo

import asyncio
loop = asyncio.get_event_loop()

async def hello():
    await asyncio.sleep(3)
    print('Hello!')
    
if __name__ == '__main__':
    loop.run_until_complete(hello())
    

stephensanwo

Comprehensive Python Cheatsheet

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Contents

    1. Collections:   List, Dictionary, Set, Tuple, Range, Enumerate, Iterator, Generator.
**   ** 2. Types: **          ** Type, String, Regular_Exp, Format, Numbers, Combinatorics, **