Javier Fernández

A Coruña (Spain), 1977

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

Latest Updates

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...

Javier Fernández 09/03/2015

Content Distribution in CSS Grid Layout

It’s been a while since Igalia and Bloomberg started to implement the Box Alignment specification for the CSS Grid Layout model. Some weeks ago we accomplished an important milestone of our roadmap landing in Blink trunk the last patches...

Javier Fernández 12/01/2015

Box Alignment and Grid Layout (II)

Some time has passed since my first post about the Box Alignment spec implementation status for Blink and WebKit web engines. I’ll do an update in this post and, since the gap between both web engines has grown considerably (I’ll do my best to...

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Changeset [212934]: [GTK] Layout test ...

2 edits in trunk/LayoutTests [GTK] Layout test imported/w3c/web-platform-tests/html/semantics/embedded-content/media-elements/track/track-element/track-api-texttracks.html is flaky ​https://bugs.webkit.org/show_bug.cgi?id=168799 Unreviewed test...

Javier Fernández24/02/2017

[css-grid] Update intrinsic size for the extra sizing alg iteration.

[css-grid] Update intrinsic size for the extra sizing alg iteration. The spec states that in case any grid item has changed its 'min content contribution' we must repeat the track sizing algorithm. We were doing so without updating the grid...

Javier Fernández22/02/2017

Changeset [212547]: [GTK] Unreviewed test gardening ...

2 edits2 copies6 adds in trunk/LayoutTests [GTK] Unreviewed test gardening ​https://bugs.webkit.org/show_bug.cgi?id=168473 Unreviewed GTK+ test gardening. rebaseline...

Javier Fernández17/02/2017

Changeset [212544]: [GTK] Unreviewed test gardening ...

3 edits in trunk/LayoutTests [GTK] Unreviewed test gardening ​https://bugs.webkit.org/show_bug.cgi?id=168504 Unreviewed GTK+ test gardening. imported/w3c/web-platform-tests/html/semantics/scripting-1/the-script-element/async_007.htm test marked as...

Javier Fernández17/02/2017

Changeset [212440]: [GTK] Unreviewed test gardening ...

5 edits in trunk/LayoutTests [GTK] Unreviewed test gardening ​https://bugs.webkit.org/show_bug.cgi?id=168436 Unreviewed GTK+ gardening. LayoutTests/imported/w3c: rebaseline setrequestheader-content-type-expected.txt which still have FAILs as Mac...

Javier Fernández16/02/2017