John Blackbourn
@johnbillion on WordPress.org and Slack
- Member Since: December 7th, 2005
- Location: Tonbridge, UK; and Torino, Italy
- Website: https://johnblackbourn.com
- Job Title: Senior WordPress Engineer
- Employer: Human Made Ltd
Bio
Contributions
John Blackbourn’s badges:- Core Contributor Core Contributor
- Core Team Core Team
- Documentation Contributor Documentation Contributor
- Meetup Organizer Meetup Organizer
- Meta Contributor Meta Contributor
- Translation Contributor Translation Contributor
- WordCamp Speaker WordCamp Speaker
- Plugin Developer Plugin Developer
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Posted a reply to External object cache not in use, on the site WordPress.org Forums:
Thank you for the clarification. I'm aware that this remains an issue after three months…1 day ago
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Posted a reply to External object cache not in use, on the site WordPress.org Forums:
Feel free to ask for a refund. This isn't very high on my list of…1 day ago
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Posted a reply to Can’t find cookie setup on latest version, on the site WordPress.org Forums:
Sorry if it's not clear. The button is in the Settings panel, which you can…2 days ago
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Posted a reply to No execution time limit, on the site WordPress.org Forums:
I've improved this message in 3.2.0.3 days ago
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Posted a reply to Fatal Error on WP 4.9.8, on the site WordPress.org Forums:
I just released a fix for this. Thanks again for the reports.3 days ago
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Committed [1990109] to Plugins Trac:
Tag 3.2.13 days ago
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Committed [1990107] to Plugins Trac:
Version 3.2.1.3 days ago
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Posted a reply to Fatal Error on WP 4.9.8, on the site WordPress.org Forums:
Thanks for the reports, I'll check this out ASAP.3 days ago
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Committed [1989634] to Plugins Trac:
Tag 3.2.0.4 days ago
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Committed [1989632] to Plugins Trac:
Version 3.2.0.4 days ago
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Posted a reply to Access Denied, on the site WordPress.org Forums:
Thanks for the update! It sounds like you're probably using a third party plugin which…5 days ago
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Posted a reply to Conflict with Wordfence?, on the site WordPress.org Forums:
Thanks for the message. This isn't so much a conflict, rather than an issue where…5 days ago
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Posted a reply to Missing Dependencies in Query Monitor with wp-auth-check and heatbeat (missing), on the site WordPress.org Forums:
Cheers, I might add an extra message to QM for this specific scenario on WPEngine,…5 days ago
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Posted a reply to No execution time limit, on the site WordPress.org Forums:
This most likely means the max_execution_time directive in your PHP configuration is set to 0,…6 days ago
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Posted a reply to Is there a way to switch to accounts by providing the username or userID?, on the site WordPress.org Forums:
Yep, you can call the switch_to_user() function. You'll need to perform a redirect immediately afterwards…7 days ago
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Posted a reply to switch_to_user hook not working, on the site WordPress.org Forums:
Do you have a call to exit after wp_redirect ()?1 week ago
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Closed ticket #45480, in Core Trac:
Passing array items by reference at call time isn't compatible with ...1 week ago
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Posted a reply to Crontrol cron not executing automatically, on the site WordPress.org Forums:
This is how the cron system in WordPress works.1 week ago
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Posted a reply to Difference between Query Monitor load time and page load, on the site WordPress.org Forums:
This means the delay is caused by something else other than database queries, for example…1 week ago
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Posted a reply to Warning array_flip in version 3.1.1, on the site WordPress.org Forums:
Thanks for the report. I'll check it out.1 week ago
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Posted a reply to Fatal Error on 3.1.1., on the site WordPress.org Forums:
You could try an audit trail plugin such as Simple History or Stream.2 weeks ago
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Posted a reply to cron for cache, on the site WordPress.org Forums:
WP Super Cache already supports precaching.2 weeks ago
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Posted a reply to Backend crash after update to 3.1.1, on the site WordPress.org Forums:
Are there any errors in your PHP error log?2 weeks ago
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Posted a reply to Avada Theme conflict, on the site WordPress.org Forums:
Are there any errors in your browser console? Are there any errors in your PHP…2 weeks ago
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Created a new ticket, #45425, in Core Trac:
Add a filter to the translation file location for script localisation2 weeks ago
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Posted a reply to Fatal Error on 3.1.1., on the site WordPress.org Forums:
This is likely caused by another plugin (or theme) on your site. Can you try…3 weeks ago
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Posted a reply to Notice & warning in theme.php, on the site WordPress.org Forums:
Thanks for the report, I'll take a look.3 weeks ago
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Posted a reply to Manage page can get too wide, on the site WordPress.org Forums:
I'm not sure there's a better solution at the moment.3 weeks ago
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Posted a reply to Redirection gets in an endless loop, on the site WordPress.org Forums:
Try clearing all the cookies for the domain from your browser. If that doesn't fix…3 weeks ago
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Posted a reply to problem on Redirecting after switch, on the site WordPress.org Forums:
This is likely caused by another plugin (or theme) on your site. Can you try…3 weeks ago
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Posted a reply to WooCommerce cart issues, on the site WordPress.org Forums:
I've just proposed a fix to WooCommerce to address this issue: https://github.com/woocommerce/woocommerce/pull/21991 . Fingers crossed!3 weeks ago
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Wrote a comment on the post 5.0 / Gutenberg Status Update – Nov 19, on the site Make WordPress Core:
Your inference is completely correct. WordPress 4.9 shipped with over five thousand open tickets on…3 weeks ago
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Created a new ticket, #45374, in Core Trac:
apply_filters_ref_array() no longer passes arguments by reference3 weeks ago
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Posted a reply to Appearance > Customize > Additional CSS — Won’t Save, on the site WordPress.org Forums:
Can you take a look in your PHP error log and see if there's a…4 weeks ago
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Posted a reply to PHP 7 compatibility issues, on the site WordPress.org Forums:
Please take a look through existing support threads and take a look at the code…4 weeks ago
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Posted a reply to You don’t have permission to access this page., on the site WordPress.org Forums:
Can you try deactivating all your other plugins one by one to see if there's…1 month ago
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Posted a reply to Enable for non admin users, on the site WordPress.org Forums:
Yeah the best way to do this is to install the "Members" plugin by Justin…1 month ago
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Closed ticket #45230, in Core Trac:
Remove domain dependence1 month ago
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Posted a reply to PHP7 Compatibility, on the site WordPress.org Forums:
Yep1 month ago
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Posted a reply to How to migrate settings to other installation?, on the site WordPress.org Forums:
All cron events in WordPress are stored in a serialized array in an option called…1 month ago
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Created a new ticket, #45197, in Core Trac:
Introduce `user_can_for_blog()`2 months ago
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Posted a reply to pagination and select all, on the site WordPress.org Forums:
Oh! You can also check one checkbox, then shift-click another one, and it'll select all…2 months ago
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Posted a reply to pagination and select all, on the site WordPress.org Forums:
Thanks for the message. The checkbox at the top of the table is a select…2 months ago
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Posted a reply to Limiting the list of users another can switch to, on the site WordPress.org Forums:
You'll need to hook into the user_has_cap filter before User Switching does and explicitly grant…2 months ago
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Posted a reply to Issues with Memory Usage, on the site WordPress.org Forums:
I haven't seen any issues but there could be a bug in there. Or it…2 months ago
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Posted a reply to Issues with Memory Usage, on the site WordPress.org Forums:
Thanks for the message. User Switching shouldn't have any effect on memory usage in this…2 months ago
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Posted a reply to Feature request: Requests::request_multiple support, on the site WordPress.org Forums:
Thanks for the report! I'll look into this. I suspect the problem is caused by…2 months ago
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Posted a reply to Fatal error: Allowed memory size of ** exhausted, on the site WordPress.org Forums:
This sort of problem isn't usually caused by one plugin, or a conflict, but usually…2 months ago
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Posted a reply to After WC update, Switch to is not available to all user roles, on the site WordPress.org Forums:
This is something you should raise with WC in that case.2 months ago
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Posted a reply to After WC update, Switch to is not available to all user roles, on the site WordPress.org Forums:
A user needs the ability to edit a user in order to be able to…2 months ago
Developer
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Global Post Password
Active Installs: 900+
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Log Out Password Protected Posts
Active Installs: 900+
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Plugin Info
Active Installs: 50+
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Query Monitor
Active Installs: 60,000+
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User Switching
Active Installs: 100,000+
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WP Crontrol
Active Installs: 90,000+
Contributor
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HM Content TOC
Active Installs: 70+
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Remove Link to Current Page
Active Installs: 100+
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Sched Embed
Active Installs: 900+
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Two-Factor
Active Installs: 6,000+
Plugins
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Co-Authors Plus
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Google Authenticator
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HiDPI Gravatars
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HTTPS Mixed Content Detector
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Keyring
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Members
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Multiple Post Thumbnails
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Posts 2 Posts
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Query Monitor
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Redis Object Cache
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Regenerate Thumbnails
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Rewrite Rule Testing
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Rewrite Rules Inspector
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RTL Tester
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Simple Page Ordering
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Snack Bar
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Transients Manager
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User Switching
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WP Crontrol