Who wouldn’t want to build their own search engine that’s adapted precisely to their requirements? Apache Lucene makes this possible. The open source project can be precisely adjusted and also works extremely quickly, which is why even large companies such as Twitter rely on Lucene. In our Lucene tutorial, we show you how to use the full-featured text search. But first the question: What is...
Google is the search engine of choice for an overwhelming majority of internet users around the world. Around 3 billion user requests are answered each day by the market leader. This is partially thanks to a self-learning AI system known as RankBrain. Normally, Google lays low when it comes to revealing its search algorithms but this time the company has been quite open. We explain how RankBrain...
It’s hard to imagine the modern web without JavaScript. Next to HTML and CSS, the programming language plays a decisive role in the implementation of user-friendly and attractive web projects. A website without scripts written in JavaScript that provides the desired amount of interactivity is hardly possible. In this guide, we explain why many users decide to block the language in their browser...
E-mails these days are quick to send – much quicker, indeed, than ordinary letters. Almost everyone has one or more e-mail addresses, and the chances are pretty good that one is with Google: Gmail is one of the most popular and most used e-mail services. But there are plenty of Gmail alternatives that stand out by offering you better protection for your personal data. We explain here what these...
Cookies serve various purposes on the internet: primarily, they store user data in order to facilitate easy operation of web pages and to make certain web applications available. But they can also be used to track user activity and intrude on user privacy. There are therefore good reasons to either partially disable, i.e. allow them only on certain pages, or completely disable cookies. You can do...
You want to find old versions of websites? Travel back in time with us - almost to the dawn of the internet. Or perhaps you’d rather visit your own old website to track its progress. If you save your website in a web page archive, the contents are not lost and can still be viewed years later. Archives like the Wayback Machine are an amazing resource for all web users- whether SEO experts,...
The error message “Err_Connection_Timed_Out” appears frequently on Google Chrome and means that an error has occurred when trying to access a webpage. This is usually caused by the target server taking too long to send a reply, which results in the browser terminating the communication attempt. Find out in our guide what “Err_Connection_Timed_Out” means, what measures you can take to correct the...
When networking a computer system, protocols play an important role. An example is the Internet Protocol, which was published in a first specification in 1981, and is the indispensable basis for the smooth sending and receiving of data packets. But what is behind the RFC standard? And how does the internet protocol actually work?
Multichannel, crosschannel, omnichannel – there are many terms for the multi-track form of marketing, but they all mean the same thing to a limited extent. This is why the first concept can be described as the evolutionary precursor of the other two. The “multi” in “multichannel strategy” doesn’t include all channels like omnichannel marketing does. These are not necessarily linked, as is the case...
In recent years, so-called browser fingerprinting has established itself as a tracking method that doesn’t rely on the use of cookies. Web servers capture different characteristics from visitors’ browsers and determine their digital fingerprint based on them. They enable visitors to be recognized at a later date. While some information is automatically transmitted, it is mainly active elements...
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