Tarequzzaman

#------------------- Requirements ------------------------
  pip install bcrypt

#------------------- Hashing Password ---------------------

import bcrypt

passwd = b'xyz123'

salt = bcrypt.gensalt()

Tarequzzaman

# AES 256 encryption/decryption using pycrypto library
 
"""
used Python version:
--------------------
                     Python3.8

requirements: 
------------
                     pip3 install -U PyCryptodome

simantaturja

Core Java

Chapter 0 : Fundamentals

1. Data Types and Variables - https://www.baeldung.com/java-primitives
2. Access Modifiers - https://www.baeldung.com/java-access-modifiers
3. If-Else
   1. https://www.baeldung.com/java-control-structures
   2. https://www.baeldung.com/java-using-not-in-if-conditions
   3. Switch Case - https://www.baeldung.com/java-switch
4. Loops - https://www.baeldung.com/java-loops
5. OOP Concepts - https://www.baeldung.com/java-oop

Tarequzzaman

import functools


def memoize(obj):
    cache = {}
    @functools.wraps(obj)
    def memoizer(*args, **kwargs):
        if args not in cache:
            cache[args] = obj(*args, **kwargs)
        return cache[args]

Tarequzzaman

import json
import aiohttp

url = "http://127.0.0.1:5005/webhooks/rest/webhook"
data = '{"sender":"218311","message":"english"}'

async def aiohttp_session():
    async with aiohttp.ClientSession() as session:
        async with session.post(url, data=data) as r:
            return await r.json() if r.status ==200 else await r.text

Tarequzzaman

import aiohttp
async def call_url(session):
    url = "http://127.0.0.1:5005/webhooks/rest/webhook"
    data = '{"sender":"218311","message":"english"}'
    response = await session.post(url=url, data=data)
    return response


  
# async def call_with_aiohttp():

bradtraversy

Django Crash Course Commands

# Install pipenv
pip install pipenv

# Create Venv
pipenv shell

iamcryptoki

$ modprobe bridge
$ echo "net.bridge.bridge-nf-call-iptables = 1" >> /etc/sysctl.conf
$ sysctl -p /etc/sysctl.conf

sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-iptables: No such file or directory sysctl: cannot stat /proc/sys/net/bridge/bridge-nf-call-ip6tables: No such file or directory

# SOLUTION
$ modprobe br_netfilter
$ sysctl -p /etc/sysctl.conf

bradtraversy

MongoDB Cheat Sheet

Show All Databases

show dbs

Show Current Database

matthewjberger

1.) Download a Nerd Font

2.) Unzip and copy to ~/.fonts

3.) Run the command fc-cache -fv to manually rebuild the font cache