Sergey Poterianski spoterianski

🇷🇺

From Russia with love

spoterianski / backup-obsidian.sh

Created January 23, 2024 20:14

backup obsidian on remote host using GIT

	#!/bin/zsh

	HOST="remote-hostname"
	PORT="22"
	TIMEOUT="10"
	OBSIDIAN_VAULT="/home/user/Obsidian/Notes"

	if ssh -o ConnectTimeout=$TIMEOUT -p $PORT "$HOST" echo "SSH is up"; then
	echo "Host $HOST is available"
	else

spoterianski / m4b_split.sh

Created December 6, 2022 16:12

	#!/bin/bash
	# Description: Split an m4b into its chapters. No recoding is done, just splitting
	# Usage: m4b_split.sh $input_file $output_dir/
	# Requires: ffmpeg, jq
	# Author: Hasan Arous, Sergey Poterianski
	# License: MIT


	in="$1"
	out="$2"

spoterianski / example-generator-for-substration-four-digits.py

Last active November 18, 2021 15:17

Генератор примеров для вычитание четырехзначных чисел

	# Математика 4 класс
	# Генератор примеров для вычитание четырехзначных чисел
	import random
	res = []
	for i in range(20):
	a = random.randint(100, 9999)
	b = random.randint(100, 9999)
	if b > a:
	a, b = b, a
	print(f'{i})\n')

spoterianski / tornado_continuous_reload.py

Created March 20, 2019 19:40 — forked from renaud/tornado_continuous_reload.py

Example of Tornado that autoreloads/watches all files in folder 'static'

	'''
	Example of Tornado that autoreloads/watches all files in folder 'static'
	'''
	import tornado.ioloop
	import tornado.web
	import tornado.autoreload
	import os


	''' serves index.html'''

spoterianski / keybase.md

Created November 2, 2018 12:22

I hereby claim:

To claim this, I am signing this object:

spoterianski / postgres_queries_and_commands.sql

Created April 17, 2018 13:19 — forked from rgreenjr/postgres_queries_and_commands.sql

Useful PostgreSQL Queries and Commands

	-- show running queries (pre 9.2)
	SELECT procpid, age(query_start, clock_timestamp()), usename, current_query
	FROM pg_stat_activity
	WHERE current_query != '<IDLE>' AND current_query NOT ILIKE '%pg_stat_activity%'
	ORDER BY query_start desc;

	-- show running queries (9.2)
	SELECT pid, age(query_start, clock_timestamp()), usename, query
	FROM pg_stat_activity
	WHERE query != '<IDLE>' AND query NOT ILIKE '%pg_stat_activity%'

spoterianski / hr-logo.ino

Created November 15, 2017 20:50

H&R Logo on ESP32 Wifi Kit (simple demo)

spoterianski / encrypt_openssl.txt

Created November 13, 2017 15:44 — forked from crazybyte/encrypt_openssl.txt

File encryption using OpenSSL

	For symmetic encryption, you can use the following:

	To encrypt:
	openssl aes-256-cbc -salt -a -e -in plaintext.txt -out encrypted.txt

	To decrypt:
	openssl aes-256-cbc -salt -a -d -in encrypted.txt -out plaintext.txt


	For Asymmetric encryption you must first generate your private key and extract the public key.

spoterianski / filter_file_by_keys.py

Created July 12, 2016 15:21

filter file by keys

spoterianski / get_yesterday.py

Created February 3, 2015 11:01

get yesterday in python

	"""
	Get yesterday
	"""
	def get_yesterday(self):
	today = datetime.date.today()
	d = datetime.timedelta(days=1)
	yesterday = today - d
	return yesterday.strftime('%Y%m%d')