Skip to content

Instantly share code, notes, and snippets.

View pedrogrande's full-sized avatar

Pete Argent pedrogrande

View GitHub Profile
@pedrogrande
pedrogrande / ghcr.md
Created June 21, 2026 22:38 — forked from yokawasa/ghcr.md
ghcr (GitHub Container Registry)

ghcr (GitHub Container Registry) quickstart

CLI

To push container images to ghcr, you need peronal access token (PAT) - see how to create PAT

  1. Get PAT (personal access token)

Personal Settings > Developer settings > Personal access tokens

/*Transparent pattern placed over an image, like we see on the bootstrap homepage: http://twitter.github.com/bootstrap/index.html*/
div {
width: 200px;
height: 200px;
display: block;
position: relative;
background: url(images/background-image.png);
}
<form action="." method="post">
<noscript>You must <a href="http://www.enable-javascript.com" target="_blank">enable JavaScript</a> in your web browser in order to pay via Stripe.</noscript>
<input
type="submit"
value="Pay with Card"
data-key="PUBLISHABLE STRIPE KEY"
data-amount="500"
data-currency="cad"
data-name="Example Company Inc"

Description

This simple script will take a picture of a whiteboard and use parts of the ImageMagick library with sane defaults to clean it up tremendously.

The script is here:

#!/bin/bash
convert $1 -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 $2

Results