jimkang’s gists

jimkang / check-for-islands.js

Last active October 11, 2017 04:24

Quick program to check a tree for islands (groups of nodes that do not connect to every other node)

	/* global process */

	// Exhaustively searches for islands in a minimum spanning tree.
	var fs = require('fs');

	if (process.argv.length < 3) {
	console.log('Usage: node tools/check-for-islands.js minimum-spanning-tree.json');
	}

	var mst = JSON.parse(fs.readFileSync(process.argv[2]));

jimkang / scrape-wikipedia-artist-names.js

Created September 18, 2017 13:46

Scraping artist names from Wikipedia pages like this: https://en.wikipedia.org/wiki/Category:Musicians_by_band Paste this into the console for each page.

	var artistNodes = document.getElementsByClassName('CategoryTreeLabel');
	var nodeCount = artistNodes.length;
	var names = [];
	for (var i = 0; i < nodeCount; ++i) {
	let name = artistNodes[i].textContent;
	name = name.replace('(band) ', '');
	name = name.replace(' members', '');
	names.push(name);
	}
	console.log(JSON.stringify(names, null, 2));

jimkang / authors-of-commits-in-repos-with-d3.sql

Last active August 20, 2017 02:38

	CREATE TEMP FUNCTION repoNamesHaveD3(repoNames ARRAY<STRING>)
	RETURNS INT64
	LANGUAGE js AS """
	return repoNames.some(nameHasD3) ? 1 : 0;

	function nameHasD3(name) {
	var normalized = name.toLowerCase();
	return normalized.indexOf('d3') === 0 \|\|
	normalized.indexOf('-d3') !== -1;
	}

jimkang / index.html

Last active August 7, 2017 14:04

  <g class="plant-layer"><g transform="translate(0,0)"><rect id="03a0416" width="17" height="13" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(0,14)"><rect id="22bf24a" width="17" height="14" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(0,29)"><rect id="24ea52c" width="17" height="13" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(18,0)"><rect id="4b62869" width="16" height="13" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(18,14)"><rect id="6780740" width="16" height="14" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(18,29)"><rect id="6d405a1" width="16" height="13" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(35,0)"><rect id="8e9e31b" width="13" height="17" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(49,0)"><rect id="ac6d3d3" width="13" height="17" fill="rgb(190, 210, 237)"></rect></g><g transform="translate(63,0)"><rect id="c320142" width="13" height

jimkang / why-was-i-killed.sh

Created June 4, 2017 19:23

Find out why the kernel killed your process

cat /var/log/kern.log | grep <process name>

jimkang / striplinks.js

Created May 26, 2017 22:17

The good-enough link stripping function I use all the time

	function stripLinks(s) {
	return s.replace(/https:\/\/.\b/g, '');
	}

jimkang / tls.json

Created May 25, 2017 00:51

Every three-letter acronym on Wikipedia as of now.

	[
	"AAA",
	"AAB",
	"AAC",
	"AAD",
	"AAE",
	"AAF",
	"AAG",
	"AAH",
	"AAI",

jimkang / tla.txt

Created May 24, 2017 22:39

Every three-letter abbreviation on Wikipedia as of now.

	AAA
	AAB
	AAC
	AAD
	AAE
	AAF
	AAG
	AAH
	AAI
	AAJ

jimkang / tracks.json

Last active April 10, 2017 20:00

	[
	{
	"id": "2ck8lFrYAch2GPtdhpTHe3",
	"name": "All Together Now - Remastered"
	},
	{
	"id": "2qUHGEbPevF1XHhQbQA8kL",
	"name": "ABC-DEF-GHI"
	},
	{

jimkang / strict-equals-references.js

Created March 14, 2017 01:57

Strict equals works on references

	> var a = {x: 0, y: 0};
	undefined
	> var b = {x: 0, y: 0};
	undefined
	> var list = [a, b];
	undefined
	> list[0] === a
	true
	> list[0] === b
	false

Jim Kang jimkang