Garen Yondem garenyondem

Ld. Backend Developer

garenyondem / cancellation-token.ts

Created December 21, 2023 09:30

C# style CancellationToken implementation in Typescript

	export class CancellationToken {
	#isCancellationRequested: boolean = false;
	get isCancellationRequested() {
	return this.#isCancellationRequested;
	}
	cancel() {
	this.#isCancellationRequested = true;
	}
	}

garenyondem / sqlite_backup.sh

Created May 15, 2022 15:09

Cron-based sqlite backup

	#!/bin/bash -x

	# Ensure script stops when commands fail.
	set -e

	# Backup & compress our database to the temp directory.
	sqlite3 /path/to/db '.backup /tmp/db'
	gzip /tmp/db

	# Upload backup to S3 using a rolling daily naming scheme.

garenyondem / restart_explorer.bat

Created January 19, 2022 12:32

fix unresponsive windows explorer

garenyondem / gist:62a0c89c66a8fd6d80ff6cea504a1eab

Created December 28, 2021 19:49

Typescript Flatten two types

	type Flatten<T> = T extends object ? {
	[P in keyof T]: Flatten<T[P]>
	} : T;

	type A = { foo: boolean } & { bar: string };

	type B = Flatten<A>; // { foo: boolean; bar: string; }

garenyondem / portainer-template.json

Last active September 23, 2021 14:39

Portainer Templates

	{
	"version": "2",
	"templates": [
	{
	"type": 1,
	"title": "Registry",
	"description": "Docker image registry",
	"categories": [
	"docker"
	],

garenyondem / async-handlers.js

Created June 15, 2020 18:52

Async handler, wrapers, error handlers

	exports.errorHandler = (response, err) => {
	const statusCode = err.status \|\| 500;
	response.status(statusCode).json({
	success: false,
	error: err.message
	});
	};

	exports.successHandler = (response, data) => {
	response.json({

garenyondem / uuid.ts

Created February 25, 2020 18:30

Create uuid

	export function uuid() {
	let rnd: number, val: { toString: (arg0: number) => string };

	return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, c => {
	rnd = (Math.random() * 16) \| 0;
	val = c === "x" ? rnd : (rnd & 0x3) \| 0x8;
	return val.toString(16);
	});
	}

garenyondem / RSA.js

Created January 25, 2020 13:11 — forked from fb55/index.js

RSA.js

	(function(global){

	var MathUtils = {
	powermod: function powermod(num, exp, mod){
	if(exp === 1) return num % mod;
	if(exp & 1 === 1){ //odd
	return (num * powermod(num, exp-1, mod)) % mod;
	}
	return Math.pow(powermod(num, exp/2, mod), 2) % mod;
	},

garenyondem / kill_long_running_procs.sh

Created March 4, 2019 12:55

	#!/bin/bash

	# Get ids of processes running longer than 6 hrs (21600 secs)
	PIDS=$(ps eaxo etimes,bsdtime,pid,comm,cmd \| grep node \| grep command-line-processes \| awk '{if ($1 >= 21600) print $3}')

	for i in ${PIDS};
	do {
	PROC_FILE_PATH=$(ps eaxo pid,cmd \| grep node \| grep "$i"\| awk '{print $3}');
	SCRIPT_NAME=$(basename "$PROC_FILE_PATH");
	printf "Killing $SCRIPT_NAME\n";

garenyondem / diff.js

Created February 21, 2019 20:25

Diff using Lodash

	module.exports = function difference(object, base) {
	function changes(object, base) {
	let arrayIndexCounter = 0;
	return _.transform(object, function (result, value, key) {
	if (!_.isEqual(value, base[key])) {
	let resultKey = _.isArray(base) ? arrayIndexCounter++ : key;
	result[resultKey] = (_.isObject(value) && _.isObject(base[key])) ? changes(value, base[key]) : value;
	console.log("Result: " + JSON.stringify(result));
	}
	});