Montana Flynn montanaflynn

Distributed systems engineer

montanaflynn / promise-timeout.js

Last active January 26, 2021 03:52

Example of running all parallel promises with a race timeout promise in javascript

	const promise1 = new Promise((resolve, reject) => {
	setTimeout(resolve, 50, 'one');
	});

	const promise2 = new Promise((resolve, reject) => {
	setTimeout(resolve, 60, 'two');
	});

	const promise3 = new Promise((resolve, reject) => {
	setTimeout(resolve, 70, 'three');

montanaflynn / .eleventy.js

Created December 7, 2020 01:36

Eleventy config to rewrite links

	const markdownIt = require("markdown-it");
	const markdownItReplaceLink = require('markdown-it-replace-link');

	module.exports = function(eleventyConfig) {
	let markdownItOptions = {
	html: true,
	breaks: true,
	linkify: true,
	replaceLink: function (link, env) {
	link = link.toLowerCase()

montanaflynn / aes.go

Last active December 23, 2023 14:39

Decrypt aes-256-ctr in Golang encrypted with node.js

montanaflynn / aes.js

Last active April 9, 2024 15:01

Encrypt and decrypt text using AES with a shared key in nodejs

	const crypto = require('crypto');

	const password = 'password';

	function encrypt(password, text) {
	const algorithm = 'aes-256-ctr';
	const key = Buffer.concat([Buffer.from(password), Buffer.alloc(32)], 32);
	const iv = crypto.randomBytes(16);
	const cipher = crypto.createCipheriv(algorithm, key, iv);
	let encrypted = cipher.update(text);

montanaflynn / Dockerfile

Created June 30, 2020 03:38

Docker build example using go mod download --json | jq ... | xargs go get

	FROM golang:1.14-alpine AS build
	WORKDIR /go/src/app
	ENV CGO_ENABLED=0
	RUN apk add --no-cache jq
	COPY go.mod go.sum ./
	RUN go mod download --json \| jq -r '"\(.Path)@\(.Version)"' \| xargs go get -v
	COPY . .
	RUN go build -o /go/bin/app

	FROM gcr.io/distroless/base

montanaflynn / Dockerfile

Created June 30, 2020 03:29

Docker build example using go mod graph | ... | xargs go get

	FROM golang:1.14-alpine AS build
	WORKDIR /go/src/app
	ENV CGO_ENABLED=0
	RUN apk add --no-cache jq
	COPY go.mod go.sum ./
	RUN go mod graph \| cut -d '@' -f 1 \| cut -d ' ' -f 2 \| sort \| uniq \| tr '\n' ' ' \| xargs go get -v
	COPY . .
	RUN go build -o /go/bin/app

	FROM gcr.io/distroless/base

montanaflynn / github.userstyle.css

Last active June 25, 2020 19:25

Userstyle to align GitHub's new design https://userstyles.org/

	/*
	You can add this with the stylish extension using this regex:
	https:\/\/github\.com/(?!notifications)(.+)

	Stylish for chrome: https://chrome.google.com/webstore/detail/stylish-custom-themes-for/fjnbnpbmkenffdnngjfgmeleoegfcffe
	Stylish for firefox: https://addons.mozilla.org/en-US/firefox/addon/stylish/

	Based off https://gist.github.com/healingbrew/acc65ad439379eabdbb276e86975275e
	*/

montanaflynn / main.go

Created June 19, 2020 06:19

Golang generic Sum function https://blog.golang.org/generics-next-step

	package main

	import (
	"fmt"
	)

	type number interface {
	type int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, float32, float64, complex64, complex128
	}

montanaflynn / main.go

Created June 19, 2020 06:18

Golang generic Contains function https://blog.golang.org/generics-next-step

	package main

	import (
	"fmt"
	)

	func Contains(type T comparable)(elems []T, target T) bool {
	for _, elem := range elems {
	if elem == target {
	return true

montanaflynn / main.go

Created June 15, 2020 06:55

Check memory usage for an array of 1 million integers in Golang