Code to add a custom column to the WP Admin Posts listing page.
Programming
Why __() needs a hardcoded string in WordPress
When using a WordPress translation function, e.g. __(), you need to use a hardcoded string (not a variable).
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.
Code Standards Naming Styles
There are lots of ways to write variable names when programming. This is the list of ones I find myself using.
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.
Check WP_DEBUG
Recently I was talking to another developer about how to detect ‘WP_DEBUG’ being set on a WordPress installation. Here is the code I use.
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 Gutenberg Functional Component useState
When creating a block for the WordPress block editor (a.k.a. Gutenberg), I find that most of the documentation is for class components. However, with React hooks we can use functional components. When you need to import ‘useState’ from React, you can do it as follows in a WordPress block.
WordPress and SQL Injection
An SQL injection vulnerability occurs when you use a variable in your SQL statement and someone uses the variable to add unexpected code. In this article, we’ll look at how this occurs and how to prevent it.
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.