Know the difference between <button> and <a>. Links take you to another page, buttons alter something in page. #refreshdc

Use ARIA Landmarks in your markup so screen readers can jump to different sections paciellogroup.com/blog/2013/02/u… #refreshdc

HTML is accessible by design. Use proper elements to provide semantic meaning, use proper headings #refreshdc

Forms are a common pain point for accessibility issues #refreshdc

Check background color contrast, don’t indicate important information with color alone
#refreshdc

Keep people accountable
– Integrate accessibility in QA process
– Treat it as a feature
– Celebrate wins

#refreshdc

Vox Media’s accessibility guidelines accessibility.voxmedia.com/ #refreshdc

Can’t detect when a visitor is using a screen reader or navigating using a keyboard so just make your site the best t can be. #refreshdc

To spread accessibility guidelines, write them to be role specific (editor, producer, etc.) to make it easier to consume #refreshdc

Accessibility is better for business
– Device independence
– Usability
– SEO
– Design for older users
#refreshdc

Inclusive Design guidelines from @Microsoft microsoft.com/en-us/design/inclu… #refreshdc

How many are implementing accessibility practices at your companies? Lots of hands go up! #refreshdc

OMG out and about at a meet up tonight. Live tweeting @refreshdc with @mylifeasalllly talking about #a11y

#refreshdc

Wow #refreshdc has 100 metopes under it’s belt. I remember the very first one.

Thanks for all you’ve done @jgarber @rochellefp @whistle!!!

tributary.io/ is a neat tool for rapid prototyping of data visualization stuff. #refreshdc

D3 multi-line voronoi for making tiny line hit targets work well. bl.ocks.org/mbostock/8033015 #refreshdc

How to Write D3:
1) Scour bl.ocks.org/mbostock
2) Find something close to what you want
3) Spend hrs tweaking it for your data

#refreshdc

bl.ocksplorer.org is a great resource for searching for examples of a particular D3 API. #refreshdc @SethBlanchard

Underscore function equivalents in D3 gist.github.com/mbostock/3934356 #refreshdc

“Working with data in D3 is kind of like writing SQL queries: SELECT, JOIN etc.” – @SethBlanchard #refreshdc