futureshocked

const byte LED_GPIO = 2;

volatile int interruptCounter;  // When this is not zero, we'll take a reading from the sensor
// The interrupt service routine will increment it.
// When the sensor is read, this variable is decremented.

volatile int blinkCounter = 0;

// The hardware timer pointer
hw_timer_t * timer = NULL;

yangshun

Adding "Copy" (to Clipboard) Button

If you would like to add a button to your fenced code blocks so that users may copy the code, you can do so in Docusaurus. You will have to add some code to your Docusaurus project, as seen below.

Under static/js, create a file called code-block-buttons.js with the following:

// Turn off ESLint for this file because it's sent down to users as-is.
/* eslint-disable */
window.addEventListener('load', function() {

brson

FROM ubuntu:16.04

RUN apt update
RUN apt install build-essential curl -y
RUN apt install file -y
RUN apt install asciinema -y
RUN apt install unzip -y
RUN apt install emacs24-nox -y
RUN apt install vim -y
RUN apt install nano -y

bastman

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm