Site Info - Sapo.pt

WordPress is an open source blog publishing and content management system, based on PHP and MySQL.

Elementor is a WordPress-based website builder.

Java is a general-purpose language originally developed by Sun Microsystems.

PHP is a scripting language for creating websites.

Python is a general-purpose scripting language.

JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages.

Adobe Flash (by Adobe Systems, formerly Shockwave Flash and Macromedia Flash and now part of Adobe Animate CC) is a multimedia platform for adding animation and interactivity to web pages.

jQuery is a JavaScript library that simplifies HTML document traversing, event handling, animating and Ajax interaction. Originally developed by John Resig.

Bootstrap is an open source HTML, CSS, and JavaScript framework.

React is an open source JavaScript library for building user interfaces, developed by Facebook.

Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the visitors browser.

UIkit is a lightweight and modular front-end framework for developing web interfaces.

Bootstrap is an open source HTML, CSS, and JavaScript framework.

Nginx (pronounced as "engine X") is a lightweight open source web server developed by Igor Sysoev.

The Apache HTTP Server is an open source web server by the Apache Software Foundation.

Amazon is a US-based e-commerce and cloud computing provider.

Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.

PTisp is a Portuguese web hosting provider owned by team.blue.

Amazon is a US-based e-commerce and cloud computing provider.

Automattic is hosting WordPress-based websites. This includes it Pressable and Newspack brand.

PTisp is a Portuguese web hosting provider owned by team.blue.

DigiCert is an SSL certificate authority. This includes Verizon, whose Enterprise SSL Business has been acquired by DigiCert.

Let’s Encrypt is a free, automated, and open certificate authority provided by the Internet Security Research Group.

Sectigo (formerly Comodo CA) is a US-based SSL certificate authority.

The CDNJS is a content distribution network, hosting a large number of JavaScript libraries, provided by CloudFlare.

jsDelivr is a service for hosting JavaScript files.

The jQuery CDN hosts copies of the jQuery library, provided by MaxCDN.

Google Analytics is a free service to get detailed statistics about the visitors of a website, provided by Google. This includes the Ads conversion tracking and the Floodlight services.

Microsoft Clarity is a website visitor tracking tool.

Visual Website Optimizer (VWO) is a website visitor behavior analysis tool.

Meta Pixel (formerly Facebook Pixel) is an analytics tool to track actions on websites.

Gemius offers website traffic and audience measurement services.

The Google Advertising network consists of AdSense, DoubleClick and other services.

Equativ (formerly Smart AdServer) is an advertising networks for ads served on the web, mobile and tablets.

Clever Advertising is an advertising network.

Outbrain is a native advertising platform.

The Google Tag Manager is a Google service to support webmasters to manage tags on their websites.

The WhatsApp share button allows users to share content with their WhatsApp contacts.

Facebook Social Plugins provide a way for Facebook users to share web pages with their friends.

A Twitter/X Button allows a Twitter user to post a tweet from the visited site.

LinkedIn Share Buttons enable visitors to to share website content with their LinkedIn network.

Shareaholic widgets let visitors share content on various social networks.

External Cascading Style Sheets define style rules in a separate CSS file.

Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page.

Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute.

Session cookies are temporary cookies, which are deleted when the user closes the browser.

Persistent cookies with an expiration time of up to 1 day.

Persistent cookies with an expiration time between 1 month and 1 year.

HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.

Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.

Secure cookies are used only via an encrypted connections, which may increase security.

Gzip (GNU zip) is a file compression algorithm.

A strong ETag is an HTTP header field for validation of cached web pages, that indicates a byte-for-byte identical page in the cache.

A weak ETag is an HTTP header field for validation of cached web pages, that indicates a semantically equivalent page in the cache.

HTTP/2 is the second major version of the HTTP network protocol.

HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections.

The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/.

The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph.

Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets.

JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON.

Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.

Microdata is a specification to integrate metadata within existing content on web pages.

HTML5 is the fifth revision of the HTML standard.

Transitional version of XHTML.

Strict version of XHTML.

UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII.

PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF.

Scalable Vector Graphics (SVG) is an XML-based vector image format.

GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.

JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images.

WebP is an image format that provides lossless and lossy compression, developed by Google.

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