rafaelcaricio

hardware/software

Webcam parts:

• Raspberry Pi Zero W Rev 1.1
• Raspberry Pi Camera v2 (8-megapixel)
• Raspberry Pi High Quality Camera (12.3-megapixel)
• Raspbian Buster Lite 2020-02-13

Webcam works with:

• Windows 10
• Windows 10 "Camera" app

rafaelcaricio

// ==UserScript==
// @name         Mastodon Bird UI Conversafiada.net
// @match        https://conversafiada.net/*
// @grant        GM_addStyle
// @grant        GM_getResourceText
// @version      2
// @description  A UserScript that applies the Mastodon Bird UI style to conversafiada.net
// @resource     layout-single-column https://raw.githubusercontent.com/ronilaukkarinen/mastodon-bird-ui/master/layout-single-column.css
// @resource     layout-multiple-columns https://raw.githubusercontent.com/ronilaukkarinen/mastodon-bird-ui/master/layout-multiple-columns.css
// @downloadURL  https://gist.github.com/rafaelcaricio/096231368e9391ed703fcde16c433a8c/raw/mastodon-bird-ui.user.js

rafaelcaricio

ffmpeg -re \
  -f lavfi -i "smptebars=rate=30:size=640x360" \
  -f lavfi -i "sine=frequency=1000" \
  -vf drawtext="text='%{pts\:hms}':rate=30:x=(w-tw)/2:y=(h-lh)/2:fontsize=48:fontcolor=white:box=1:boxcolor=black" \
  -f flv \
  -vcodec libx264 -profile:v baseline -pix_fmt yuv420p -preset ultrafast -tune zerolatency -crf 28 \
  -acodec aac \
  rtmp://streaming-server/live/key

rafaelcaricio

# https://github.com/kubernetes/contrib/blob/master/ingress/controllers/nginx/examples/default-backend.yaml
apiVersion: v1
kind: ReplicationController
metadata:
  name: default-http-backend
spec:
  replicas: 1
  selector:
    app: default-http-backend
  template:

rafaelcaricio

launchctl unload -w -S Aqua /System/Library/LaunchAgents/gpg.agent.daemon.plist
launchctl load -w -S Aqua /System/Library/LaunchAgents/gpg.agent.daemon.plist

rafaelcaricio

Setting up fresh Ubuntu server for Ruby on Rails

Once in a while you, as a Ruby developer, are faced with product owner's "Allright, now it's time to make it live". And then you probably think "I'll be fighting with these stubborn servers for next few days....". If you have very simple app or one at the early stages of its lifetime you can use one of "no hassle deployment" platforms like Heroku or OpenShift. But chances are you need some custom stuff that is hard to achieve on these kind of platforms or you just feel better with "root" access.

You have many options for setting up Linux servers. Amongst the most popular ones are Chef and Puppet. Various hosting provider also add their own solutions for provisioning boxes (like Stackscripts on Linode). Or you can do it "the old-school way", manually. If you don't need multiple machines and/or you have just a simple Rails s

rafaelcaricio

//FightCode can only understand your robot
//if its class is called Robot
var Robot = function(robot) {

};

Robot.prototype.onIdle = function(ev) {
    var robot = ev.robot;
  	robot.clone();

rafaelcaricio

function Robot(robot) {}
// well, we need to do something...
// whenever our robot is idle, this method gets called.
Robot.prototype.onIdle = function(ev) {
    var robot;
    robot = ev.robot;
    robot.ahead(50);
    robot.turn(90);
	  robot.rotateCannon(10);
  	robot.rotateCannon(-20);

rafaelcaricio

function Robot(robot) {}
// well, we need to do something...
// whenever our robot is idle, this method gets called.
Robot.prototype.onIdle = function(ev) {
    var robot;
    robot = ev.robot;
    robot.ahead(50);
    robot.turn(90);
	  robot.rotateCannon(10);
  	robot.rotateCannon(-20);