Home » Archives for Oleg Varaksin » Page 2

Author Archives: Oleg Varaksin

Dynamic aria-live for better accessibility experience

Every web developer working with the web accessibility (WAI ARIA) knows or heard about aria-live. This is an attribute, which indicates a live region – any updatable HTML element – and describes the types of updates the user agents, assistive technologies (screen readers), and user can expect from the live region. The default value of the aria-live is off. That means, updates to ...

Read More »

Always in view paradigm in web

I was thinking about writing the next post in my blog and remembered one well-known paradigm I used in my completed web projects. The paradigm is to show current element(s) to be navigated always in view, that means visible. You know, a classic web application can have a long content causing scrollbars in browser. For instance, a vertical scrollbar means ...

Read More »

Pass JavaScript function via JSON. Pitfall and solution.

JSON is a lightweight data-interchange format. It is well readable and writable for humans and it is easy for machines to parse and generate. The most of JavaScript libraries, frameworks, plugins and whatever are configurable by options in JSON format. Sometimes you have to parse a JSON string (text) to get a real JavaScript object. For instance, sometimes you have ...

Read More »