Javier Fernández

A Coruña (Spain)

I have been working at Igalia since January 2003, and people usually call me JaviF (Javi Fisterra) or jfernandez.

Latest Updates

Javier Fernández 07/11/2018

CSS Grid on LayoutNG: a Web Engines Hackfest story

I had the pleasure to attend the Web Engines Hackfest last week, hosted and organized by Igalia in its HQ in A Coruña. I’m really proud of what we are achieving with this event, thank so much to everybody involved in the organization but,...

Javier Fernández 03/05/2017

Can I use CSS Box Alignment ?

As a member of the Igalia’s team implementing the CSS Grid Layout feature for Blink and WebKit rendering engines, I’m very proud of what we’ve achieved from our collaboration with Bloomberg. I think Grid is a very interesting feature for...

Javier Fernández 09/10/2016

Web Engines Hackfest 2016

Last week I attended the Web Engines Hackfest 2016, hosted by Igalia at the HQ premises in A Coruña. For those still unaware, it’s a unconference like event focused on pure hacking and technical discussions about the main Web Engines supporting the...

Javier Fernández 24/06/2015

Performance on Grid Layout

Now that we have a quite complete implementation of CSS Grid Layout specification it’s time to take care of performance analysis and optimizations. In this essay, which is the first of a series of posts about performance, I’ll first introduce...

Javier Fernández 01/06/2015

Distributing tracks along Grid Layout container

In my last post I introduced the concept of Content Distribution alignment and how it affects Grid Layout implementation. At that time, it was possible to use all the <content-position> values to select grid tracks position inside a grid...

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Changeset in webkit [227297]: [css-align] 'overflow' keyword must precede the self-position and ...

22 edits in trunk [css-align] 'overflow' keyword must precede the self-position and content-position value ​https://bugs.webkit.org/show_bug.cgi?id=181793 Reviewed by Antti Koivisto. Source/WebCore: There were several discussions to avoid...

Javier Fernández22/01/2018

Changeset in webkit [226448]: Unreviewed, added myself as WebKit reviewer * ...

2 edits in trunk/Tools Unreviewed, added myself as WebKit reviewer Scripts/webkitpy/common/config/contributors.json:

Javier Fernández05/01/2018

Changeset in webkit [225805]: [css-grid] Implement alignment for absolute positioned grid items ...

55 edits in trunk [css-grid] Implement alignment for absolute positioned grid items ​https://bugs.webkit.org/show_bug.cgi?id=180632 Reviewed by Manuel Rego Casasnovas. LayoutTests/imported/w3c: These tests now pass and verify the alignment logic...

Javier Fernández12/12/2017

Changeset in webkit [225561]: [css-grid] Update imported Web Platform Tests ...

7 edits582 copies288 adds1 delete in trunk/LayoutTests [css-grid] Update imported Web Platform Tests ​https://bugs.webkit.org/show_bug.cgi?id=180345 Reviewed by Manuel Rego Casasnovas and Youenn Fablet. LayoutTests/imported/w3c: Import new grid...

Javier Fernández06/12/2017

Changeset in webkit [225163]: [css-grid] Display issues with child with max-width ...

3 edits2 adds in trunk [css-grid] Display issues with child with max-width ​https://bugs.webkit.org/show_bug.cgi?id=178973 Reviewed by Darin Adler. Source/WebCore: We have an utility function to compute the grid item's margins when the item...

Javier Fernández27/11/2017