Anson Heung AnsonH

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AnsonH / js-tip2.js

Last active September 8, 2021 11:17

Javascript Tip #2 - 3 ways to iterate through object keys

	/* Tweet: https://twitter.com/AnsonH_/status/1435562848399228936?s=20 */

	const student = { name: "Tom", age: 20, gender: "male" };

	// Method 1: for-in loop
	for (const key in student) {
	console.log(key + ": " + student[key]);
	}

	// Method 2: Object.keys()

AnsonH / js-tip1.js

Last active September 7, 2021 10:38

Javascript Tip #1 - Directly invoke arrow functions

	/* Tweet: https://twitter.com/AnsonH_/status/1435189821740175363?s=20 */

	/* Example 1 */
	(() => {
	console.log("Hello!");
	})();

	// Equivalent to...
	(function() {
	console.log("Hello!");

AnsonH / init.vim

Last active September 6, 2021 13:01

Vim Tip #3 - Move lines up and down with <A-k> and <A-j>