What is a MySQL database?
Learn more about the MySQL database and its benefits in web applications. This encyclopedia entry also explains typical areas of application and use, you gain a…
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Glossary for websites, WordPress and digital projects.
This glossary collects topics that regularly come up in website, WordPress, performance, hosting and project conversations. Each article explains one term clearly and shows what matters in practice.
Glossary
Glossary articles at a glance.
The entries are structured as individual question-and-answer articles so every topic can be explained clearly, cross-linked and marked up with structured data.
What is a nofollow link?
Learn what a nofollow link is, how it works, its origins and its importance for search engine optimization (SEO).
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What is a P3P header?
Learn what a P3P header is, how it works, what benefits it offers, and why its importance has declined over the years.
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What is a PageRank?
PageRank is an algorithm developed by Google for evaluating websites. Learn how PageRank works, its meaning and relevance to SEO.
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What is a Parallax Effect?
Learn what the parallax effect is in web design, how it works, and its advantages and disadvantages. Also discover the use of parallax effects in…
Read article What is a permalink?
A permalink is a permanent URL that points to a specific website. Learn why permalinks are important for SEO and how to customize them in WordPress...
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What is a PHP?
Learn what PHP is, how it is used in web development, its use cases, how to work with databases and the future of this server-side scripting language.
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What is a pingback?
A pingback is an automatic notification and linking of two websites, ideal for blog networks. Learn more about features, advantages and disadvantages of…
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What is a plugin?
A plugin is a software component for extending existing applications. Find out how plugins are used for online marketing and what to consider when choosing...
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What is a PNG image?
Understand what a PNG image is, its characteristics and advantages over other image formats such as JPEG and GIF, and in which areas PNG is best suited.
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What is a Podcast?
What is a podcast, what formats are there, how do you create and host podcasts? SEO optimization for podcasts.
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What is a pop-up?
Find out what a pop-up is, what types there are and how pop-ups can be used successfully in online marketing.
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What is a privacy policy?
A privacy policy is a legally required statement containing information about the processing of personal data. Find out more about their…
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What is a Prototype?
A prototype is a draft of a concept, idea, or product for evaluation and troubleshooting. Learn more about the different types of prototypes and…
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What is a QR Code?
Find out what a QR code is, how it works, in which areas it is used and what advantages it offers in online marketing.
Read article What is a Rich Snippet?
A rich snippet is an expanded representation of search results in the search engines. Find out here how they work and what advantages they offer.
Read article What is a Robots.txt file?
A Robots.txt file is an essential SEO tool that instructs search engine crawlers which areas of a website to index. Learn more…
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What is a Sales Funnel?
A sales funnel describes the path of a potential customer from the first contact to the completion of the purchase. Find out more about the phases and optimization of the sales funnel in…
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