Skip to content

Instantly share code, notes, and snippets.

View dieseltravis's full-sized avatar
🆗
I'm ok

Travis Hardiman dieseltravis

🆗
I'm ok
56 followers · 74 following
View GitHub Profile
@dieseltravis
dieseltravis / Gists.md
Created July 14, 2026 18:25 — forked from BoQsc/Gists.md
How to search my own Gists
@dieseltravis
dieseltravis / html-entity-unicode.ahk
Created April 12, 2026 21:43
common unicode replacements, html entity names
; common characters, html entity names like ;entity;
:*:;(r);::®
:*:;reg;::®
:*:;(c);::©
:*:;copy;::©
:*:;(p);::℗
:*:;tm;::™
:*:;sm;::℠
:*:;trade;::™
:*:;deg;::°
@dieseltravis
dieseltravis / marquee.html
Last active January 8, 2026 16:03
html/css marquee
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Marquee demo</title>
<style>
html, body {
margin: 0;
padding: 2rem;
@dieseltravis
dieseltravis / loading.php
Last active March 4, 2026 16:45
animated css loading svg
<?php
/**
* Loading spinner SVG, pass in a 3, 6, or 8 digit hex color code as a query parameter "c" to set the color
* example usage in a background image:
* style="background:url('/wp-content/themes/tenet2025/loading.php?c=58d') no-repeat center center/15% #000;"
*/
$color = 'currentColor';
$qc = $_GET['c'] ?? null;
if ($qc && preg_match('/^[a-fA-F0-9]{3,8}$/', $qc)) {
$color = '#' . $qc;
@dieseltravis
dieseltravis / CSS-Box-Shadow-lines.html
Last active November 25, 2025 19:45
Drawing lines with CSS box shadow
<!doctype html>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Section + Aside with 'T' and decorative lines</title>
<style>
:root {
/* decorative T-shape dimensions and colors */
--t-height: 40px;
@dieseltravis
dieseltravis / CSS-Plus-and-Minus.css
Last active November 25, 2025 19:38
CSS Plus and Minus via https://jsfiddle.net/mzvarik/wt3upz4q/
body {
padding:40px;
--size: 5vw;
--margin: 1vw;
--stroke: 2px;
}
.expander{
border: 1px solid #000;
width: var(--size);
height: var(--size);
@dieseltravis
dieseltravis / curl.sh
Last active November 3, 2025 01:50
github ghost notification fix from https://github.com/orgs/community/discussions/6874
curl -X PUT \
-H "Accept: application/vnd.github.v3+json" \
-H "Authorization: token $TOKEN" \
https://api.github.com/notifications \
-d '{"last_read_at":"2025-08-31T00:00:00Z"}'
@dieseltravis
dieseltravis / _install-certbot.sh
Last active November 24, 2025 03:46
omg.lol letsencrypt certbot scripts
sudo apt install certbot
mkdir -p {.secrets,.config/letsencrypt}
sudo chmod -R 0700 {.secrets,.config/letsencrypt}
sudo chown pi:pi ~/.config/letsencrypt
#https://home.omg.lol/address/travis/dns/#dns-form
#https://toolbox.googleapps.com/apps/dig/#TXT/
@dieseltravis
dieseltravis / helpful-reminder.css
Last active September 19, 2025 21:23
helpful print css you should use on your web pages
@media print {
* {
background-color: #fff;
color: #fff;
visibility: hidden;
break-after: always;
break-before: always;
}
*::before, *::after {
content: "Don't waste paper!";
@dieseltravis
dieseltravis / Wire_nRF52.cpp
Last active August 6, 2025 13:46
Demo of using BMP280+AHT20 sensor on I2C with a Seeed Xiao nRF52840 Sense, and modifications to files in the Arduino packages to use different pins for SDA/SCL
// C:\Users\travis\AppData\Local\Arduino15\packages\Seeeduino\hardware\nrf52\1.1.10\libraries\Wire\Wire_nRF52.cpp
// ----------------------------------------^
// Edit line # 32
#if defined(ARDUINO_Seeed_XIAO_nRF52840) || defined(ARDUINO_Seeed_XIAO_nRF52840_Sense) || defined(ARDUINO_Seeed_XIAO_nRF52840_Sense_SDA6SCL7) || defined(ARDUINO_Seeed_XIAO_nRF52840_Plus) || defined(ARDUINO_Seeed_XIAO_nRF52840_Sense_Plus) || defined(ARDUINO_TRACKER_T1000_E_LORAWAN)