John Blackbourn – @johnbillion

Member Since: December 7th, 2005
Location: Tonbridge, UK; and Torino, Italy
Website: johnblackbourn.com
GitHub: johnbillion
Employer: Human Made Ltd
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Bio

I’m one of the team of WordPress core developers. I was the release lead for WordPress 4.1 and 4.9.1. I work as a Principal Web Engineer at Human Made.

Previously I’ve worked at Code For The People and WordPress.com VIP.

Contributions Sponsored

John Blackbourn contributes 4 hours per week to the following teams: CLI, Core, Documentation.

Contribution History

Accessibility Contributor
bbPress Contributor
BuddyPress Contributor
Core Contributor
Core Team
Documentation Contributor
Meetup Organizer
Meta Contributor
Plugin Developer
Translation Contributor
WordCamp Organizer
WordCamp Speaker

Activity
Plugins
Favorites
Translations

Posted a reply to error 404 for translation, on the site WordPress.org Forums:
Thanks for the report. This isn't anything specific to Query Monitor, if you install another…

57 mins ago
Posted a reply to Missing changelog, on the site WordPress.org Forums:
Yeah I broke something in my deployment script. You can see the changelog here: https://github.com/johnbillion/query-monitor/releases

4 hours ago
Committed [2460021] to Plugins Trac:
Update to version 3.6.7 from GitHub

14 hours ago
Posted a reply to wp_split_shared_term_batch, on the site WordPress.org Forums:
This sounds like there might be an issue on your site where the term splitting…

1 day ago
Posted a reply to Clear log / query, on the site WordPress.org Forums:
The short answer is no. The long answer is sort of, maybe, depending on what…

3 days ago
Closed ticket #24266, in Core Trac:
update_post_meta doesn't change post modified date

5 days ago
Committed [2457098] to Plugins Trac:
Updating readme/assets from GitHub

6 days ago
Committed [2457034] to Plugins Trac:
Updating readme/assets from GitHub

6 days ago
Committed [2457027] to Plugins Trac:
Updating readme/assets from GitHub

6 days ago
Closed ticket #52298, in Core Trac:
Using ID as type string instead of int

7 days ago
Closed ticket #27399, in Core Trac:
Filter the HTML output of wp_get_attachment_image

1 week ago
Posted a reply to ETA on PHP 8 Fix?, on the site WordPress.org Forums:
Done.

1 week ago
Committed [2455920] to Plugins Trac:
Update to version 3.6.6 from GitHub

1 week ago
Committed [2455905] to Plugins Trac:
Updating readme/assets from GitHub

1 week ago
Committed [2455895] to Plugins Trac:
Updating readme/assets from GitHub

1 week ago
Posted a reply to User switching not woeking for whol, on the site WordPress.org Forums:
Can you let me know how you're redirecting the wholesaler when they log in? Which…

1 week ago
Posted a reply to ETA on PHP 8 Fix?, on the site WordPress.org Forums:
Sure, I'll add this to my todo list to get done tomorrow.

1 week ago
Posted a reply to unable to save custom event, on the site WordPress.org Forums:
Thanks for the reports, I'll look into this.

1 week ago
Created a new ticket, #5572, in Meta Trac:
Plugin FAQ anchor links get broken when used in a forum post

1 week ago
Posted a reply to Tracking user switching, on the site WordPress.org Forums:
Oh they're also in the FAQ: https://wordpress.org/plugins/user-switching/#%0Aare%20any%20plugin%20actions%20called%20when%20a%20user%20switches%20account%3F%0A

1 week ago
Posted a reply to Tracking user switching, on the site WordPress.org Forums:
There are actions in the plugin for this, have a look for do_action() instead of…

1 week ago
Committed [49955] to Core Trac:
REST API: Corrections and improvements to docblocks for REST API ...

2 weeks ago
Reopened ticket #52238, in Core Trac:
Missing option to change multiple users to "No role for this site"

2 weeks ago
Created a new ticket, #52265, in Core Trac:
Exclude Twenty Twenty from .gitignore

2 weeks ago
Closed ticket #51291, in Core Trac:
Add filter to show post list table `column_cb` even without ...

2 weeks ago
Committed [49950] to Core Trac:
Posts, Post Types: Introduce the `wp_list_table_show_post_checkbox` ...

2 weeks ago
Committed [49947] to Core Trac:
Taxonomy: Correct and clarify documentation for the return types of ...

2 weeks ago
Closed ticket #52243, in Core Trac:
Rename `$this` when used in `@param` tags

2 weeks ago
Posted a reply to Unable to pay for order after switching, on the site WordPress.org Forums:
In that case your best bet is to spend some time setting up a test…

2 weeks ago
Posted a reply to User switching not woeking for whol, on the site WordPress.org Forums:
Right, but what happens when a wholesaler logs in manually with a username and password?…

2 weeks ago
Posted a reply to Unable to pay for order after switching, on the site WordPress.org Forums:
Does the same problem occur on your test site? If not, I would look into…

2 weeks ago
Posted a reply to Time stamp for debugging, on the site WordPress.org Forums:
Unfortunately the start time for every query isn't exposed by QM, however it does get…

2 weeks ago
Posted a reply to PHP 8 warning, on the site WordPress.org Forums:
Thanks, see https://wordpress.org/support/topic/php-warning-in-php8/

2 weeks ago
Posted a reply to Activate logging, on the site WordPress.org Forums:
Can you tell me more about what you're trying to do?

2 weeks ago
Posted a reply to User switching not woeking for whol, on the site WordPress.org Forums:
What happens when the wholesaler logs in manually? Are they redirected to the dashboard?

2 weeks ago
Posted a reply to Edit of phpcron event is not saved, on the site WordPress.org Forums:
Does it work if you try again? ie. is the problem persistent or is it…

3 weeks ago
Posted a reply to Probably-not-important PHP Notice, on the site WordPress.org Forums:
Thanks for the report! I'll take a look.

3 weeks ago
Posted a reply to Missing Event Type, on the site WordPress.org Forums:
Nope the feature is still there, I've just moved it to a single "Add New"…

3 weeks ago
Posted a reply to Plugin update for WordPress version 5.6.x compatibility ?, on the site WordPress.org Forums:
WP Crontrol version 1.9 was just released. It's fully tested and working with WP 5.6.

3 weeks ago
Committed [2448211] to Plugins Trac:
Update to version 1.9.0 from GitHub

3 weeks ago
Posted a reply to Link in a new window, on the site WordPress.org Forums:
Thanks for the suggestion! I won't be changing this behaviour (for now at least) as…

3 weeks ago
Posted a reply to Query/Hours, on the site WordPress.org Forums:
Unfortunately this isn't something that Query Monitor can tell you. QM shows information for the…

4 weeks ago
Created a topic, Please read before posting a support thread, on the site WordPress.org Forums:
Thank you for using WP Crontrol. I hope you find it us…

4 weeks ago
Posted a reply to Is this plugin up to date?, on the site WordPress.org Forums:
There's no hard and fast rule of course, but I think a better metric is…

4 weeks ago
Posted a reply to Is this plugin up to date?, on the site WordPress.org Forums:
Yep the plugin works fine with the latest versions of both WordPress and PHP, I've…

4 weeks ago
Posted a reply to PHP Warning in PHP8, on the site WordPress.org Forums:
Thanks, this is already fixed in the development version. I'll do a release in three…

4 weeks ago
Posted a reply to PHP Error, on the site WordPress.org Forums:
@nick7766 @freshpromo Thanks for the info. I've been testing various plugins in your lists and…

1 month ago
Posted a reply to Uncaught DOMException: The quota has been exceeded., on the site WordPress.org Forums:
Is it persistent? This doesn't seem like anything specific to Query Monitor. You should contact…

1 month ago
Closed ticket #5549, in Meta Trac:
Use a fixed width font for the ticket information in Trac emails

1 month ago
Created a new ticket, #5549, in Meta Trac:
Use a fixed width font for the ticket information in Trac emails

1 month ago