Archive for the 'howto' Category

Raspberry Pi Full Screen Browser Customization (2020-05-27-raspios-buster)

Monday, July 13th, 2020

TL;DR

This is a follow up to Raspberry Pi Full Screen Browser (2020-05-27-raspios-buster). How to remove the boot messages, icons, customize the boot splash image and background desktop. Also, how to add scripts to control reboot, shutdown, refresh of screens, switch tabs and turn the display(s) on and off without shutting down the Raspberry Pi.

(more…)

Raspberry Pi Full Screen Browser (2020-05-27-raspios-buster)

Tuesday, June 30th, 2020

tl;dr

Setup a Raspberry Pi running Raspberry Pi OS (formerly Raspbian) to boot into a full screen web browser, hiding mouse pointer, disabling screen saver. Includes installing additional fonts, putting the browser in kiosk mode and dual screen for Raspberry Pi 4 B.

(more…)

Raspberry Pi IR Transmitter

Wednesday, June 10th, 2020

tl;dr

How to configure a Raspberry Pi to transmit IR output using the new kernel drivers, ir-keytable & ir-ctl, rather then LIRC. Building on the previous post, Raspberry Pi IR Receiver.

(more…)

Raspberry Pi IR Receiver

Sunday, May 31st, 2020

tl;dr

How to configure a Raspberry Pi to receive IR input from a remote control using the new kernel drivers, ir-keytable & ir-ctl, rather then LIRC. Then using that input to run a script to reboot the device.

(more…)

JPA JsonNode MySQL JSON Converter

Thursday, May 7th, 2020

tl;dr

How to implement a Spring Boot domain object / JPA entity that handles Stripe event webhook callback, using a custom @Convert to save to a MySQL database as a json type column.

(That should cover the buzzwords, Google bait and scare off anyone who doesn’t care.)

(more…)

Raspberry Pi Switch Chromium Browser Tabs

Tuesday, July 23rd, 2019

tl;dr

Switch browser tabs without browser extensions or plugins, using xdotool and crontab.

(more…)

Markdown Workflow

Friday, June 14th, 2019

tl;dr

A document workflow using mostly Markdown files, iCloud to sync between devices and a cron scheduled git commits.

(more…)

MacOS Finder New Markdown File

Saturday, June 8th, 2019

tl;dr

Apple Script that will create a new Markdown file in the current folder, copying the filename to the first line as a H1.

(more…)

Markdown Header Conversion Script

Tuesday, June 4th, 2019

tl;dr

Bulk convert Markdown headers with double underlines and underlines to hash/pound/number sign style.

(more…)

Concrete Countertop Coffee Table

Monday, September 10th, 2018

tl;dr

I created a coffee table from a toolbox chest of drawers, castors, wood, steel and concrete.

(more…)