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All Posts by Bernhard

  • November 26, 2025
  • 0 comments

A little status update on my blog

If you are an active reader of my blog, or look at the timestamp of my latest blog post, you’ll recognize that I have not published a blog post in more than 14 weeks. This has different reasons, the biggest … Read more →

  • Posted in: Misc
  • August 16, 2025
  • 0 comments

Fixing slow WooCommerce logins: 15 million order notes and two comments

In the same project I blogged about last week, I was tasked to optimize the performance of the website. One of the major issues was the login performance. Any time I would log in, I had to wait around one … Read more →

  • Posted in: WordPress
  • August 5, 2025
  • 1 comment

Show only WooCommerce products in the default WordPress search

In a project, the design agency had created a theme without a search template (though manual searches were still possible). Now, the shop owners wanted to have a search in the header of the page, but it should only search … Read more →

  • Posted in: WordPress
  • July 27, 2025
  • 1 comment

Allow editors to edit the privacy policy page

Some weeks ago, I was asked how a user with the “Editor” role can change the content of the privacy page. If you use the “Settings > Privacy > Select a Privacy Policy page” settings and pick a page here, … Read more →

  • Posted in: WordPress
  • July 16, 2025
  • 0 comments

How to permanently delete a contact in Mailchimp

Today, I have a different blog post for you. Not only is the topic a bit different, this blog post will also be the first one that comes in two formats. I’ve been blogging text-only for more than 16 years … Read more →

  • Posted in: Misc
  • July 6, 2025
  • 2 comments

Why the trash is not a safe place to move content to

Two weeks ago, I wrote the blog post celebrating 16 years of working with and blogging about WordPress. You’d think that after such a long time, you have seen everything in WordPress, especially all the “old stuff”. But you have … Read more →

  • Posted in: WordPress
  • June 21, 2025
  • 0 comments

My blog’s sweet sixteen – the start of a new chapter

For some of us, our 16th birthday was something special. In Germany, you could go to movies rated 16+ and be alone in the cinema until midnight. Others fulfilled their dream of getting a motorcycle license. In the US, you … Read more →

  • Posted in: Misc
  • June 8, 2025
  • 1 comment

WordCamp Europe 2025 – A trip to a beautiful city

Some of you might know, that I grew up in Mannheim, where I’ve lived for 26 years, before moving to Berlin. On the way to this year’s WordCamp Europe, I’ve spent some days in Mannheim, before taking a train to … Read more →

  • Posted in: WordCamp
  • May 25, 2025
  • 2 comments

Implementing a custom block style variation using only JSON files

For a small project, I’ve implemented my first Block Theme (that I finished) using the Create Block Theme plugin. In the PDF with the design, there was a “round button”, which made me wonder on how I would implement it. … Read more →

  • Posted in: Web development
  • May 1, 2025
  • 1 comment

Adding a custom panel to Query Monitor

One of the questions I hear a lot in different settings is this: “Which plugin do you use on every site?”. I usually don’t have an answer for that, since in my opinion, there is no “mandatory plugin”. But one … Read more →

  • Posted in: WordPress
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Portrait Bernhard Kau

 

My name is Bernhard Kau. I am a PHP developer, living in Berlin and a passionate WordPress user. I code plugins as a hobby and organize WordPress events, like the Meetup in Berlin.

Recent Posts

  • Worthy – get money for your blog posts without advertisement
  • User Role Editor – customize existing roles and add new ones
  • The Events Calendar – all I need to manage events on a website
  • SyntaxHighlighter Evolved – another essential plugin to my blog
  • Safe SVG and SVG Support – two plugins that allow you to upload SVG files to your WordPress site

Recent Comments

  • Bernhard on User Role Editor – customize existing roles and add new ones
  • Elena Brescacin on User Role Editor – customize existing roles and add new ones
  • Elena Brescacin on Antispam Bee – The essential spam blocking plugin for every blog
  • Jamie Dabrowiecki on Allow editors to edit the privacy policy page
  • Bernhard on Connect Matomo – get advanced statistics for your blog
I'm a CD Table Lead - WordCamp Europe Basel 2025

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