Daniel Zaremba dani-z

Software Engineer. Founder and Steward at We Are Monad / Helping startups and companies build successful products

dani-z / LocalStorage.js

Created January 18, 2018 19:17 — forked from danrigsby/LocalStorage.js

React Native Local Storage Wrapper

	import React from 'react-native';
	var {
	AsyncStorage
	} = React;

	var LocalStorage = {
	get: function (key) {
	return AsyncStorage.getItem(key).then(function(value) {
	return JSON.parse(value);
	});

dani-z / package.json

Created February 23, 2018 15:14 — forked from drcmda/package.json

webpack 4

	"scripts": {
	"dev": "node .dev/webpack.dev.server.js",
	"dev-prod": "node .dev/webpack.dev.server.js --production",
	"build": "rimraf ./dist && webpack --config .dev/webpack.config.production.js --colors",
	},
	"devDependencies": {
	"@babel/core": "7.0.0-beta.38",
	"@babel/plugin-proposal-class-properties": "7.0.0-beta.38",
	"@babel/plugin-proposal-decorators": "7.0.0-beta.38",
	"@babel/plugin-transform-classes": "7.0.0-beta.38",

dani-z / most-popular-posts.ts

Created October 28, 2021 12:49 — forked from kentcdodds/most-popular-posts.ts

Prisma is awesome. I love this!

dani-z / encryption-example.js

Created February 27, 2022 09:51 — forked from perry-mitchell/encryption-example.js

Encryption and decryption using AES CBC in NodeJS, with key derivation

	const { pbkdf2: deriveKey } = require("pbkdf2");
	const crypto = require("crypto");

	const DERIVATION_ROUNDS = 200000;
	const HMAC_KEY_SIZE = 32;
	const PASSWORD_KEY_SIZE = 32;

	function pbkdf2(password, salt, rounds, bits) {
	return new Promise((resolve, reject) => {
	deriveKey(password, salt, rounds, bits / 8, "sha256", (err, key) => {

dani-z / createCtx-noNullCheck.tsx

Created December 29, 2022 22:56 — forked from swyxio/createCtx-noNullCheck.tsx

better createContext APIs with setters, and no default values, in Typescript. this is documented in https://github.com/typescript-cheatsheets/react-typescript-cheatsheet/blob/master/README.md#context

	// create context with no upfront defaultValue
	// without having to do undefined check all the time
	function createCtx<A>() {
	const ctx = React.createContext<A \| undefined>(undefined)
	function useCtx() {
	const c = React.useContext(ctx)
	if (!c) throw new Error("useCtx must be inside a Provider with a value")
	return c
	}
	return [useCtx, ctx.Provider] as const

	async function getMostPopularPostSlugs({
	limit,
	exclude,
	}: {
	limit: number
	exclude: Array<string>
	}) {
	const result = await prisma.postRead.groupBy({
	by: ['postSlug'],
	_count: true,