yyolk

import ccxt


def get_price(exchange_client, pair) -> float:
    return exchange_client.fetch_ticker(pair).get("last")


if __name__ == "__main__":
    binance = (ccxt.binance(), "XRP/USDT")
    bitfinex = (ccxt.bitfinex(), "XRP/USD")

yyolk

#!/bin/bash

# install websocat
# cargo install --features=ssl websocat
# --features=ssl needs to be included to connect to wss://

# we use `<<<` to send a string into the command:
#    echo '{"command"...}' | websocatt ...
# is equivalent

yyolk

#!/usr/bin/env python3
"""
Prints out the Ledger No. and the total txns, along with a visual indication.


Illustrates a raw web socket connection and consuming the messages with asyncio


Setup:
    If you're running an XRPL node, run this script on the node with the admin

yyolk

Tested working 20 Jun 2021, irssi version 1.2.3

This is a TLDR version of https://blog.crunchprank.net/connecting-to-twitch-chat-via-irssi/

Get your OAuth token (password) here: https://twitchapps.com/tmi/

# Network setup:

/network add -nick YOUR_TWITCH_USERNAME twitch
/server add -auto -ssl -network Twitch irc.chat.twitch.tv 6697 YOUR_OAUTH_TOKEN

yyolk

#!/usr/bin/env bash
# Runs a command wrapped in btrfs snapper pre-post snapshots.
# Usage: $ snp <commands>
# e.g.: $ snp pacman -Syyu
# The latest version of this script is hosted at https://gist.github.com/erikw/5229436

log_path="/var/local/log/snp"
date=$(date "+%Y-%m-%d-%H%M%S")
log_file="${log_path}/snp_${date}.log"

yyolk

Add this in your ini file:

[alembic:exclude]
tables = spatial_ref_sys

In env.py:

yyolk

# modified from https://stackoverflow.com/a/10660730
rawurlencode() {
  local string="${1}"
  local strlen=${#string}
  local encoded=""
  local pos c o

  for (( pos=0 ; pos<strlen ; pos++ )); do
     c=${string:$pos:1}
     case "$c" in

yyolk

setup L2TP IPsec VPN in archlinux using NetworkManager

install networkmanager-l2tp first:

yaourt -S networkmanager-l2tp
apt install -y network-manager-l2tp

yyolk

import string
MIN_LEN, MAX_LEN = 8, 16
from random import randint, choice
characters = string.ascii_letters + string.punctuation  + string.digits
password = lambda : "".join(choice(characters) for x in range(randint(MIN_LEN, MAX_LEN)))
print(password())

yyolk

class Base():
  def __init__(self, *a, **k):
    exec( "self.{} = self._op".format(
              kw.get('override_fn_name',
                  self.__class__.__name__.lower())))
  
  def _op(self, *a, **k):
    pass