Hakon verespej

verespej / tiny-img-data.html

Created January 11, 2022 16:09

Smallest img data:image data

	<html>
	<body>
	<div>
	SVG:
	<img src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA1MCA1MCI+PHBhdGggZD0iTTIyIDM4VjUxTDMyIDMybDE5LTE5djEyQzQ0IDI2IDQzIDEwIDM4IDAgNTIgMTUgNDkgMzkgMjIgMzh6Ii8+PC9zdmc+" />
	</div>
	<div>
	PNG:
	<img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR42mMAAQAABQABoIJXOQAAAABJRU5ErkJggg==" />
	</div>

verespej / commands.txt

Last active January 5, 2022 11:41

Uncommon, but useful git commands

	# Diff two arbitrary files in the file system
	git diff --no-index <file-path-1> <file-path-2>

	# Get the dates of stashes
	git stash list --date=local

verespej / delete_s3_versioned_bucket.py

Last active June 22, 2020 13:18

Delete an S3 versioned bucket (including all versioned objects within it)

	#!/usr/bin/env python

	# S3 versioned buckets with many objects can be difficult to delete due to
	# (1) S3 using delete markers instead of deleting objects and
	# (2) web console and cli operations time out when the bucket has many versioned objects.
	# This script delete all versioned objects from a bucket, then deletes the bucket.

	import boto3

verespej / list_owned_objects_for_role.sql

Created May 20, 2020 00:39

List a postgresql role's owned objects

	-- From https://stackoverflow.com/questions/44835028/postgresql-get-effective-permissions-for-specified-roles-on-each-object-type

	WITH
	databases AS (
	SELECT unnest('{db_name}'::text[]) AS dbname
	),
	roles AS (
	SELECT unnest('{role_id}'::text[]) AS rname
	),
	permissions AS (

verespej / cleanup_docker_commands.sh

Last active November 23, 2023 04:45

Various commands for cleanup up docker

	docker rm $(docker ps -aqf status=exited) # May want to also run for 'created' containers
	docker rmi $(docker images -qf dangling=true)
	docker volume rm $(docker volume ls -qf dangling=true)

	# Untagged images
	docker rmi $(docker images \| grep "^<none>" \| awk '{print $3}')

verespej / app.js

Last active December 29, 2015 05:09

Scrape course description from UW CSE course page and store as JSON. Implemented using node.js.

	var cheerio = require('cheerio');
	var http = require('http');
	var fs = require('fs');
	var url = require('url');

	var pageUrl = 'http://www.washington.edu/students/crscat/cse.html';

	http.get(pageUrl, function(res) {
	res.setEncoding('utf8');
	var data = '';