Izhaki’s gists

Izhaki / useAutoScrollToBottom.ts

Last active June 27, 2021 22:24

React useAutoScrollToBottom.ts

	import React from 'react';

	export default function useAutoScrollToBottom(deps) {
	const paused = React.useRef(false);
	const element = React.useRef<HTMLDivElement \| null>(null);

	const onWheel = React.useCallback(() => {
	const { scrollTop, scrollHeight, offsetHeight } = element.current \|\| {
	scrollTop: 0,
	scrollHeight: 0,

Izhaki / setting.json

Created March 11, 2020 18:29

Formal Logical Operators in VSCode

	// Use with https://marketplace.visualstudio.com/items?itemName=siegebell.prettify-symbols-mode
	{
	"prettifySymbolsMode.substitutions": [
	{
	"language": [
	"javascript",
	"typescript",
	"javascriptreact",
	"typescriptreact"
	],

Izhaki / UpdateYarnMac.md

Created September 13, 2019 19:48

Updating yarn on Mac

Ensure you have GPG installed:

brew install gpg

curl -o- -L https://yarnpkg.com/install.sh | bash

Izhaki / globTest.js

Created August 31, 2019 15:50

Tiny script to test glob matches

	var glob = require('glob');

	const pattern = 'docs/*/.js?(x)';

	glob(pattern, function(er, files) {
	console.log(files);
	});

Izhaki / memx.js

Last active March 20, 2019 11:11

My memx content

	var memxContent = [{
	title: 'Force Directed Graph',
	links: [{
	title: 'Interactive & Dynamic Force-Directed Graphs with D3',
	note: 'Simple Medium tutorial with code examples',
	url: 'https://medium.com/ninjaconcept/interactive-dynamic-force-directed-graphs-with-d3-da720c6d7811',
	},{
	title: 'Official D3 example',
	url: 'https://observablehq.com/@d3/force-directed-graph',
	},{

Izhaki / webdriverUpdate.js

Last active December 11, 2018 11:46

A small script to update webdriver if needed prior to running protractor.

	const isWebdriverUpToDate = () => {
	const fs = require('fs');
	const path = require('path');
	const SeleniumConfig = require('webdriver-manager/built/lib/config').Config;

	const updateJson = path.resolve(SeleniumConfig.getSeleniumDir(), 'update-config.json');
	return fs.existsSync(updateJson);
	};

	const updateWebdriver = () => {

Izhaki / getInsertionIndex.js

Last active August 22, 2018 12:33

	// Finds the insertion index for an item in an array.
	// Uses compareFn (similar to that provided to array.sort())
	const getInsertionIndex = (arr, item, compareFn) => {
	const itemsCount = arr.length;

	// No items in array, so return insertion index 0
	if (itemsCount === 0) {
	return 0;
	}

Izhaki / imperative-vs-functional.md

Created July 15, 2018 22:21

Some examples of comparison between imperative and more function style - hinting the latter is not always better.

Imperative:

export default expressions => mapIterator(row => {
  const projection = {};
  for (const colName in expressions) {
    const expression = expressions[colName];
    projection[colName] = expression(row);
  }
 return projection;

Izhaki / gqlFetch.spec.ts

Created May 5, 2017 14:58

Client GraphQL Fetch ( Typescript )

	import * as nock from 'nock'

	import {
	use,
	expect,
	} from 'chai'


	import * as chaiAsPromised from 'chai-as-promised'

Izhaki / CoreNLP-part-of-speech-Penn-Treebank-Project.js

Last active May 12, 2016 11:58

Part of Speech tokens used by CoreNLP, based on the Penn Treebank Project.

	// Based on http://www.ling.upenn.edu/courses/Fall_2003/ling001/penn_treebank_pos.html
	// Note that CoreNLP sometimes emit POS that are not in this list, like "``" or "."

	var iCoreNlpPos = [ "CC", "CD", "DT", "EX", "FW", "IN", "JJ", "JJR", "JJS", "LS", "MD", "NN", "NNS", "NNP", "NNPS", "PDT", "POS", "PRP", "PRP$", "RB", "RBR", "RBS", "RP", "SYM", "TO", "UH", "VB", "VBD", "VBG", "VBN", "VBP", "VBZ", "WDT", "WP", "WP$", "WRB" ];