Jason McGhee jasonjmcghee

These links no longer work. Springer have pulled the free plug.

duplicates = multiple editions

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

	// Please find the full, tested version in
	// https://github.com/influxdata/influxdb_iox/blob/fe155e15fb2ad166aee66b0458e63c24a8128dd4/query/src/exec/task.rs#L101-L118

	pub struct DedicatedExecutor {
	state: Arc<Mutex<State>>,
	}

	/// Runs futures (and any `tasks` that are `tokio::task::spawned` by
	/// them) on a separate Tokio Executor
	struct State {

	import * as React from "react";
	import { useMousePosition } from "~/hooks/useMousePosition";

	/** Component to cover the area between the mouse cursor and the sub-menu, to allow moving cursor to lower parts of sub-menu without the sub-menu disappearing. */
	export function MouseSafeArea(props: { parentRef: React.RefObject<HTMLDivElement> }) {
	const { x = 0, y = 0, height: h = 0, width: w = 0 } = props.parentRef.current?.getBoundingClientRect() \|\| {};
	const [mouseX, mouseY] = useMousePosition();
	const positions = { x, y, h, w, mouseX, mouseY };
	return (
	<div