Posts by Joost de Valk

Joost de Valk

Joost de Valk is the owner and creator of He's a WordPress / Web developer, SEO & and an Open Source fanatic. He's also (and more importantly) the father of three sons called Tycho, Ravi and Borre, a daughter called Wende and the husband of the lovely Marieke, who also works at Yoast.

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Check out posts by Joost

WordPress plugin competition

5 January 2009 by Joost de Valk » - 28 Comments

Win a Macbook Air! We’re going to start 2009 with a bang! Read on to see why you shouldn’t be missing this chance to win a Macbook Air. In the last part of 2008, I’ve been working with the guys at I’ve worked with many a travel company in my years in online marketing, […]

Category: WordPress

TwitterCounter Dashboard Widget

3 January 2009 by Joost de Valk » - 14 Comments

I’ve recently had some fun with developing the TwitterCounter API (to which we’ve added Twitter Rank yesterday) and my first Mint Pepper for it, and I decided it was time to add another milestone to my development career. I’d never developed Widgets for Apple’s Dashboard yet, but I had seen Dashcode, and that it seemed »

Category: Social Media

The power of Twitter (clients) exposed

3 January 2009 by Joost de Valk » - 11 Comments

This story shows the power of Twitter and how you should always be prepared for major traffic spikes. Last night, in the beginning of the evening, @michielb twittered that he made a list of most used Twitter clients. I thought it looked pretty cool and asked him if that was measured by unique users or »

Category: Social Media

2009 will rock!

2 January 2009 by Joost de Valk » - 24 Comments

First of all, thank you all for being a reader of this blog for the past year, and I wish you all the best for 2009! While last year was in many ways a very successful year, this year promises to be even better. While I’ve got a few ideas of my own for new »

Categories: General SEO, WordPress

FeedBurner subscription show-off revisited

21 December 2008 by Joost de Valk » - 22 Comments

A couple of months back I blogged about how to show off your FeedBurner subscribers. In the comments then, a couple of people told me the code didn’t work for them. After a few back and forths I found out those people were on FeedBurner’s new servers, the Google ones. This new server actually has »

Category: WordPress

Styling the intro paragraph

21 December 2008 by Joost de Valk » - 10 Comments

A few weeks back (actually 18 days), @karelgeenen asked me on Twitter how he could bold the text above the <!–more–> tag in WordPress, like the Dutch site Marketingfacts (which is actually built in Expression Engine). I didn’t know back then and this afternoon I decided to try and solve it for him. It turned »

Category: WordPress

Plugins updates for 2.7 and more

15 December 2008 by Joost de Valk » - 30 Comments

I’ve upgraded four plugins last night. Let me list them here one by one and what I’ve fixed: Google Analytics for WordPressTested with 2.7 and changed the explanation about the account ID. SociableFixed an annoying custom field bug that would sometimes make duplicate custom field entries, and made sure the code was really working, so »

Category: WordPress

WP 2.7 fun: complete hcards

13 December 2008 by Joost de Valk » - 10 Comments

WordPress 2.7 has an awesome new thing: it turns the comments into hCards by default. An hCard is the microformat version of a vcard, which, with microformat extensions for your browser, you can then save the data of those commenters in your address book. For instance, with the Safari microformats plugin, this looks like this: »

Category: WordPress

WordPress 2.7!

12 December 2008 by Joost de Valk » - 27 Comments

Ok I’ve bitten the bullet. is now running on WordPress 2.7, and threaded comments has been enabled. I’ve also updated my plugins that weren’t working on 2.7, so all should work well now. If it doesn’t, please let me know in the comments!

Category: WordPress

WordPress functions to supercharge your Theme!

2 December 2008 by Joost de Valk » - 21 Comments

WordPress is well known for its plugins and themes, but not enough people know and love what you can do in your themes functions.php. Chris Pearson showed his love for them back in May, and he did a great job of explaining how you can bring your own functions.php file to each and every theme »

Category: WordPress