Ray Myers raymyers

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Automating!

Retrofuturist software mender. Host of Craft vs Cruft and Empathy in Tech.

raymyers / CharsetUtils.java

Created August 13, 2023 13:31

Wrap icu4j charset detection

	package your.name;

	import com.ibm.icu.text.CharsetDetector;

	import java.io.File;
	import java.io.IOException;
	import java.io.InputStream;
	import java.nio.charset.Charset;
	import java.nio.file.Files;
	import java.nio.file.Path;

raymyers / extract-metrics.js

Last active April 22, 2023 01:48

GPT4 generated code to extract metrics from GitHub, NOT debugged

	// Warning: This code is LLM output and has NOT been debugged.

	const { Octokit } = require("@octokit/rest");

	// Initialize the Octokit client
	const octokit = new Octokit({ auth: "your_personal_access_token" });

	// Variables for your specific repository
	const owner = "your_github_username";
	const repo = "your_repository_name";

raymyers / TransactionLoader.java

Last active March 21, 2022 01:48

Mixed Concern Kata Sketch

	package org.gamenet.kata.untestable;

	import java.sql.*;
	import java.text.DecimalFormat;

	public class TransactionLoader {
	// This is intended as a refactoring / testing kata for improving separation of concerns.
	// Goal might be to introduce JSON output in addition to XML.
	public String load() throws SQLException {
	// Produces result like:

raymyers / LockCleaner.java

Created March 1, 2020 21:07

Delete old Lucene write.lock file

	import java.io.File;
	import java.util.Date;
	import org.slf4j.Logger;
	import org.slf4j.LoggerFactory;

	public class LockCleaner {

	private static final Logger logger = LoggerFactory.getLogger(LockCleaner.class);

	public void clearOldLockInLuceneIndexDir(File indexDir) {

raymyers / .gitignore

Created March 1, 2020 16:38

Backup Jenkins Config Daily Job

raymyers / trimmedMean.js

Created February 14, 2020 16:15

Trimmed Mean and Median in ES6.

	const mean = (values) => {
	let sum = values.reduce((previous, current) => current += previous);
	return sum / values.length;
	};

	const median = (arr) => {
	const mid = Math.floor(arr.length / 2);
	const sorted = [...arr].sort((a, b) => a - b);
	return arr.length % 2 == 0 ? (sorted[mid - 1] + sorted[mid]) / 2 : sorted[mid];
	};

raymyers / index.html

Last active January 29, 2020 07:42

Using diff2html on output of 'diff -u'

	<html>
	<head>
	<!-- CSS -->
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/9.13.1/styles/github.min.css" />
	<link rel="stylesheet" type="text/css" href="vendor-js/diff2html-3.0.0/bundles/css/diff2html.min.css" />

	<!-- Javascripts -->
	<script type="text/javascript" src="vendor-js/diff2html-3.0.0/bundles/js/diff2html-ui.min.js"></script>
	<script type="text/javascript" src="vendor-js/diff2html-3.0.0/bundles/js/diff2html.min.js"></script>
	<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>

raymyers / AstWalker.java

Created January 7, 2020 23:37

Abstract Tree Walker using Type-safe Heterogeneous Container pattern.

	import com.google.common.collect.Multimap;
	import com.google.common.collect.MultimapBuilder;

	import java.util.Collection;

	import java.util.function.Consumer;

	public class AstWalker {
	private final Multimap<Class<?>, Consumer<?>> enterNodeListeners = MultimapBuilder.linkedHashKeys().arrayListValues().build();
	private final Multimap<Class<?>, Consumer<?>> exitNodeListeners = MultimapBuilder.linkedHashKeys().arrayListValues().build();

raymyers / handler.py

Last active July 17, 2019 19:28

Shutdown EC2 instances off hours with AWS Lambda + Serverless framework + Python

	import boto3
	region = 'us-east-1'

	def find_instance_ids(ec2):
	response = ec2.describe_instances(Filters=[
	{'Name': "tag:StopOffHours", 'Values': ["yes"]}
	])
	return [
	instance['InstanceId']
	for reservation in response['Reservations']

raymyers / schedule_monitor_tasks.rb

Created June 13, 2016 20:25

Scheduling periodic monitoring tasks with Rufus and Librato

	unless self.class.const_defined?('SCHEDULER')

	SCHEDULER = Rufus::Scheduler.new(:lockfile => ".rufus-scheduler.lock")
	unless SCHEDULER.down?
	SCHEDULER.every('60s', :first_in => '10s') do
	active_count = DASHBOARD.find_recent_users(10.minutes.ago).count()
	# Rails.logger.info "======== active users #{active_count}"
	Librato.measure('users.active', active_count)
	end
	SCHEDULER.every('60s', :first_in => '10s') do