lrsbt

// Raspberry Pi Zero
// Use pins like this 
// - GND (9)        -> black 
// - 3v3 Power (1)  -> red
// - GPIO 23 (16)   -> green

from gpiozero import Buzzer
from time import sleep

buzzer = Buzzer(23)

lrsbt

// Raspberry Pi Zero
// Use pins like this 
// - 3v3 Power (1) -> + 
// - GPIO 23 (16)  -> -

from gpiozero import PWMOutputDevice

from time import sleep

buzzer = PWMOutputDevice(23, frequency=1000)

lrsbt

// Raspberry Pi Zero
// Use pins like this 
// - black -> Ground (6)
// - R -> GPIO14 (11)
// - G -> GPIO15 (13)
// - B -> GPIO18 (15)

from gpiozero import RGBLED

from time import sleep

lrsbt

const style = document.createElement("style");
document.head.appendChild(style);

let hidden = false;

window.addEventListener("keydown", (e) => {
  if (e.key.toLowerCase() === "c") {
    hidden = !hidden;

    style.textContent = hidden

lrsbt

const TEMPLATE = {

  init() {
    this.cacheDom();
    this.bindEvents();
    this.render();
  },

  cacheDom() {
    // cache selectors

lrsbt

import React, { useEffect } from "react";
import { StyleSheet, View } from "react-native";
import Animated, {
  useAnimatedStyle,
  useSharedValue
} from "react-native-reanimated";
import { viewPort } from "@project/utils";

const BALL_SIZE = 20;

lrsbt

import React, { useRef, useEffect } from 'react';
import { Animated, Easing } from 'react-native';
import { useIsMounted } from '@t/utils/hooks/useIsMounted';

export const useEyesAnimation = () => {
  const offsetX = useRef(new Animated.Value(0)).current;
  const isMounted = useIsMounted();

  useEffect(() => {
    animate();

lrsbt

function insertAt(string, subString, position) {
  const before = string.substr(0, position);
  const after = string.substr(position);
  return `${before}${subString}${after}`;
}

/**
 * Crude, but reliable way to do a substring with unicode chars. We tried other
 * solutions but they don't work with the flags which are 4 code points!
 */

lrsbt

import React, { useRef, useEffect, useCallback } from 'react';
import { Animated, Easing } from 'react-native';
import { pickOne } from '@t/utils/pickOne';
import { MelonHalf, MelonQuarter } from '@t/components/Icons';

const MelonEmitter = ({ runAnimation }) => {
  const numberOfMelons = 20;
  const driver = useRef(new Animated.Value(0)).current;
  const colors = useRef(['#FFA0B4', '#F1DBDF', '#FFE4E9', '#BCFF4F']).current;
  const svgs = [MelonQuarter, MelonHalf];

lrsbt

// Quicker bi-directional onViewableItemsChanged

const [activeIndex, setActiveIndex] = useState(0);

const onViewableItemsChanged = useRef(({ viewableItems, changed }) => {
  if (viewableItems?.length >= 2 && changed?.[0]?.isViewable) {
    setActiveIndex(changed?.[0].index);
  } else {
    if (viewableItems?.[0]) setActiveIndex(viewableItems[0].index);
  }