mrdotb mrdotb

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

How to setup a practically free CDN using Backblaze B2 and Cloudflare

⚠️ Note 2023-01-21
Some things have changed since I originally wrote this in 2016. I have updated a few minor details, and the advice is still broadly the same, but there are some new Cloudflare features you can (and should) take advantage of. In particular, pay attention to Trevor Stevens' comment here from 22 January 2022, and Matt Stenson's useful caching advice. In addition, Backblaze, with whom Cloudflare are a Bandwidth Alliance partner, have published their own guide detailing how to use Cloudflare's Web Workers to cache content from B2 private buckets. That is worth reading,

Example of Kamal deployment from Github Actions.

Add your applications .env variables to the Github repo as a repository secret, you can find this under the repo settings => secrets and variables => actions

https://github.com/username/repo_name/settings/secrets/actions

you are going to need an ssh private key that your deployment server is aware of (add public key to servers .ssh/authorized_keys) and add the ssh private key as a repo secret

create action workflows

	let Uploaders = {}

	Uploaders.S3 = function (entries, onViewError) {
	entries.forEach(entry => {
	let xhr = new XMLHttpRequest()
	onViewError(() => xhr.abort())
	xhr.onload = () => (xhr.status === 200 ? entry.done() : entry.error())
	xhr.onerror = () => entry.error()
	xhr.upload.addEventListener("progress", event => {
	if (event.lengthComputable) {