The “or” (||) operator and the “nullish coalescing operator” (??) can often be used in similar ways when reading a property from an object that may or may not exist. When dealing with strings you’re typically better off using “or” (||) and for numbers you’re typically better off using the “nullish coalescing operator” (??).
JavaScript
Promise and Async / Await
Making fetch calls with Promises vs async/await.
Join Strings with Commas and “And” in JavaScript
In English the rules we use for joining a list of items involves more work than a standard join in JavaScript. Here is JavaScript code to join an array of elements with commas and an “and”.
JavaScript get Date in YYYYMMDD Format
Recently, I was working in JavaScript and I need to transform a date into the format YYYYMMDD, this is how I did it.
Add Gutenberg JavaScript Filter
WordPress PHP filters allow you make a value modifiable from outside of your code. With the WordPress Block Editor (a.k.a. Gutenberg), you can now do the same thing in JavaScript.
WordPress Gutenberg import versus Destructuring Global wp
When creating a block for the WordPress block editor (a.k.a. Gutenberg), you are often using existing components. WordPress makes these components available under the global JavaScript variable ‘wp’ as well as available as npm packages. Which is the better way to make a component available in your code?
WordPress REST API call to Update Post Status Fails Silently
Recently, I was trying to update the post status of a post from ‘future’ to ‘publish’ publish` with the WordPress REST API and while the submission appeared to work, the value was not modified.
Test WordPress REST API Endpoints from the Browser with jQuery
You can make WordPress REST API calls from the browser console. Here is one way I work with WordPress REST API endpoints in the browser using jQuery.
Gutenberg JS
My notes on JavaScript available methods in Gutenberg.
Speed Up Video in Iframe
My wife has to watch some videos as part of an online course. These videos do not have speed controls, however she would like to watch the video at an increased rate (e.g. 1.5x the normal speed). The problem is the video appears in an iframe (which is in itself in an iframe) so targeting the video to change the speed with JavaScript is a little tricky. Here is how I did it.