Evgeniy Dubskiy edubskiy

Ex-Yandex, Ex-Arrival, Founder MODERA FASHION AI Engineer, IT Architect, Team Lead

edubskiy / typescript_adapter_pattern.tsx

Created July 4, 2023 15:06

Typescript Adapter pattern Implementation and Demo

	namespace AdapterPattern {

	export class Adaptee {
	public method(): void {
	console.log("`method` of Adaptee is being called");
	}
	}

	export interface Target {
	call(): void;

edubskiy / typescript_abstract_factory_pattern.ts

Last active June 27, 2023 19:38

Abstract Factory Pattern - Creates an instance of several families of classes

	namespace AbstractFactoryPattern {
	export interface AbstractProductA {
	methodA(): string;
	}
	export interface AbstractProductB {
	methodB(): number;
	}

	export interface AbstractFactory {
	createProductA(param?: any) : AbstractProductA;

edubskiy / text_overflow_fade.css

Created June 1, 2022 22:23

Fading out text on overflow with css if the text is bigger than allowed

	.row:before {
	content:'';
	width:100%;
	height:100%;
	position:absolute;
	left:0;
	top:0;
	background:linear-gradient(transparent 150px, white);
	}

edubskiy / typescript_partially_required.ts

Last active June 29, 2023 12:59

	type PartiallyRequired<T, K extends keyof T> = Omit<T, K> & Required<Pick<T, K>>;

	interface Human {
	name: string;
	age?: number;
	}

	type HumanWithRequiredAge = PartiallyRequired<Human, "age">;

	const dan: HumanWithRequiredAge = {

edubskiy / Serverless Auth0 cURL Snippet - Test Token

Created February 9, 2022 08:16 — forked from arielweinberger/cURL Snippet - Test Token

	curl --location --request POST 'https://YOUR_AUTH0_DOMAIN/oauth/token' \
	--header 'Content-Type: application/x-www-form-urlencoded' \
	--data-urlencode 'client_id=YOUR_AUTH0_CLIENT_ID' \
	--data-urlencode 'username=YOUR_USERNAME' \
	--data-urlencode 'password=YOUR_PASSWORD' \
	--data-urlencode 'grant_type=password' \
	--data-urlencode 'scope=openid'

edubskiy / restore_db_postgres.sql

Created March 22, 2021 13:05

Restores database from binary file, clear content before restoring

pg_restore --dbname <DATABASENAME> --host localhost --port 5432 --username <USERNAME> --clean --schema public <RESTORE_FILE_LOCATION>

edubskiy / backup_postgres_db.sh

Created March 17, 2021 20:46

PGPASSWORD="PASSWORD" pg_dump -U USER_NAME -h 127.0.0.1 -p 5432 DATABASE_NAME > DATABASE_NAME-$(date +%d-%m-%Y_%H-%M-%S).sql

edubskiy / tree_from_array.js

Created March 5, 2021 07:57

Build tree array from flat array in javascript

	const createDataTree = dataset => {
	const hashTable = Object.create(null);
	dataset.forEach(aData => hashTable[aData.ID] = {...aData, childNodes: []});
	const dataTree = [];
	dataset.forEach(aData => {
	if(aData.parentID) hashTable[aData.parentID].childNodes.push(hashTable[aData.ID])
	else dataTree.push(hashTable[aData.ID])
	});
	return dataTree;
	};

edubskiy / find_duplicate_records.sql

Created March 5, 2021 07:51

How to find duplicate records in PostgreSQL

	select * from yourTable ou
	where (select count(*) from yourTable inr
	where inr.sid = ou.sid) > 1

edubskiy / create_isolate_with_messages.dart

Created September 23, 2020 09:41

	import 'dart:isolate';

	void main() async{

	ReceivePort receivePort= ReceivePort();

	/*
	Create new Isolate, just after creating new Isolate control of this main Isolate,
	start executing next instructions below the new Isolate creation line,
	where as new Isolate keep working in parallel of main/other Isolates