JavaScript

jQuery tutorial: introduction and first steps

jQuery tutorial: basics on selectors, syntax, and more

By using the JavaScript library, jQuery, you can easily customise HTML elements. Well-known CSS selectors such as the element selector or the .class selector help you to choose the desired content and manipulate it using various actions. In addition, lines of code can be written that respond to how website visitors navigate and what search terms they enter, and then automatically execute...

The most important meta tags and their functions

The essential meta tags at a glance

Meta tags are used by website owners to specify metadata in HTML documents. The coded information integrates with web browsers and search engine crawlers to enhance the searchability of a website. But which meta elements are actually required by user agents to improve processing? And how can you use metadata to boost your website’s ranking in the search results?

Protecting your e-mail address: how to do it

Protecting your email address: how to prevent spam

Spam robots, so-called harvesters, consistently search the internet for e-mail addresses that can be used for unlawful advertising, phishing e-mails, and spreading viruses, worms, and Trojans. You’re recommended to have your contact details on your website, but how do you stop them from being misused? This article gives you advice on how to protect your e-mail address.

Tutorial: Microdata markup with Schema.org

How to tag your website with microdata according to Schema.org

Microdata offers a simple and flexible meta syntax for semantically tagging website content. Using a unified markup format according to Schema.org ensures high compatibility with web browsers and search engine crawlers. Reap the benefits of extending search results, like rich snippets or breadcrumbs, by tagging your HTML code with Schema.org microdata syntax.

Tutorial: RDFa—markup with Schema.org

Tutorial: RDFa—markup with Schema.org

Recommended by W3C as a standard for embedding metadata into HTML, HTML5, XHTML, and other XML dialects, this data format forms the foundation for the semantic web. The project Schema.org provides a standard vocabulary for the markup format. Find out more about its applications and limits and get a feel for tagging with RDFa.

Overview of Schema.org

What is Schema.org?

Structured data is the only pathway to web 3.0. Web owners wishing to enlist the help of web crawlers or screenshots with semantic notation have an enormous choice of markup vocabularies to select from. The collaborative project Schema.org seeks to make this task a more manageable feat. The standardised markup is based on an agreement between the leading search engine providers of Google,...

Structured data: an introduction

What is structured data?

While humans automatically structure data when reading a website, programs like web crawlers or screen readers have to rely on special labeling in order to grasp sematic relationships. This additional information can be embedded in HTML code through a corresponding markup for structured data. Website owners have four formats at their disposal for this task: Microformats, RDFa, Microdata, and...

How to create and embed a Twitter widget

Add tweets to your homepage with the Twitter widget

Embedding Twitter on your website doesn’t just mean a pop-up window to your Twitter news feed; thanks to the Twitter widget, you can add actual elements of your Twitter account to your website. This could be tweets you’ve favourited, lists you’ve compiled, or even your entire news feed – it’s up to you. Find out how this works and what the benefits are in our guide to embedding a Twitter feed.


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