Resources for Developers

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Using the oEmbed protocol to embed resources

When you share media from an external source and place it on your own site, it’s called embedding and it’s normally achieved with some code. HTML iFrames (inline frames) were a common way to embed content but they are usually a… Continue Reading →

How to fix hEntry errors in Structured Data Validation tool

Why do hentry tags show as errors in the Search Console? If you are using Google’s Search Console, you may find errors related to missing hentry or when checking out the structured data tab. This is very common in… Continue Reading →

Structured Data: Helping Google find recipes and jobs

Many websites are generated from data that is stored databases; when this data is formatted into HTML code, it can be difficult for crawler engines, such as Google, Bing or Yandex, to effectively interpret this information. That’s where structured data… Continue Reading →

What is Federated Identity and why is it useful?

In Information Technology, a federated identity is the means of linking together a person’s electronic identity and attributes, stored across multiple distinct identity management systems. The notion of identity federation is extremely broad, and is continuously evolving. Identity federation involve… Continue Reading →

Youtube IFrame API: Controlling videos using JavaScript

The Youtube IFrame API allows you to embed a YouTube video player (using an IFrame to contain the video) on your website and control the player using their JavaScript API that works across IFrames. This way, you are no longer… Continue Reading →

JavaScript event bubbling and capturing

The concepts of JavaScript event bubbling and event capturing (also known as event trickling) were introduced to deal with situations where a single event, such as a mouse click, may be handled by two or more event handlers, each defined… Continue Reading →

Accordions or Tabs? Why not both?

Accordions and Tabs Accordions (Collapse components, in Bootstrap’s parlance) are widely used on the websites to manage a large amount of content or long navigation lists by splitting them in vertically-split blocks. Using the Bootstrap Collapse components you can either… Continue Reading →

Control HTML5 Audio and Video using a JavaScript API

Not long ago, adding a video to a web page implied quite a lot of work (and a bit of luck) as videos were not supported by browsers. Instead of using  HTML or a native JavaScript API, developers had to rely… Continue Reading →

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