Tools

How to use recommendation systems in e-commerce

Recommendation systems in e-commerce

Admittedly, automated systems also make mistakes, but overall, it’s quite impressive that online stores can suggest products that users like. By streaming movies and series, the respective platforms are able to 'learn' the users’ tastes and then generate playlists automatically. This isn’t a coincidence, but rather the ability of modern recommendation systems.

How does tag management work?

Tag management: basics & systems

What’s important here is: data, data, data. Big data is no longer a buzzword and web analysis has become one of the most important disciplines in the context of marketing. After all, you can’t optimize your website and increase your conversion rate if you don’t understand the user by closely tracking their activities. A basic requirement of web analysis is to collect user information using...

Nagios – an overview of all network processes

Nagios: the standard server for monitoring IT infrastructure

IT departments are not to be envied: all devices, servers, databases, etc., must not only be integrated into the network, but also work at any time. In order to prevent any problems that might arise in advance, Nagios is the monitoring tool you need in your standard IT repertoire. What makes the open source solution so special and what are the alternatives?

Data reduction through deduplication and compression

Deduplication vs. compression: two concepts in data reduction

With the mass of data constantly increasing, ever more efficient storage techniques are required to reduce storage requirements with as few losses as possible. For this purpose, there are two compression techniques that are currently in use. While data compression identifies and eliminates redundant information within a file, deduplication is a cross-file method that is particularly suited to...

iptables tutorial –  rule sets for creating data packets

iptables tutorial: how to configure the filter tables of Linux kernels

Since the first version, Linux kernel has been implementing packet filter modules, with which filter tables can be created. However, additional programs such as iptables are required to configure the rule set. In our tutorial, we present the free software for the Linux kernel 2.4 and 2.6 and give you a little insight into how it all works.

htop – the task manager for Linux, Mac OS X and BSD

Manage simple system processes with htop

Process managers can give experienced computer users and administrators an accurate overview of which programs and services are taking up the system’s capacity. Classic command-line tools are confusing, and can only be controlled with complicated commands. For Unix-like systems, such as Ubuntu, the task manager htop, with its text interface, is a first-class alternative. It can help inexperienced...

Online survey tools compared

5 interesting online survey tools compared

When it comes to asking customers and site visitors for feedback, there’s a wide range of free online survey tools at your disposal. These can support you in creating surveys, sending them to your target market, and analyzing your results at the end. But which application is the best for your needs? And what tools should you look out for? See our list of 5 prominent online survey tools.

Log file analysis with open source tool, GoAccess

How log file analysis works with GoAccess

The log files of web servers and cloud services reveal a lot about the users that access them. They contain information about which browser or operating system is being used, which search terms have been entered and how many different pages a user has accessed, for example. Since manually analyzing these extensive text files is nigh on impossible, you can use log file analysis programs such as...

What is a VPS (virtual private server)?

What is a VPS (virtual private server)?

A virtual private server (VPS) is a compromise between shared hosting and a dedicated server. The VPS product allows web hosts to combine the strengths of both hosting models in one, cost-efficient IaaS solution. We’ll take a closer look at this hosting solution, demonstrating how a virtual private server works, exploring the advantages and disadvantages of it, and deciding who the model is best...

E-mail marketing software by comparison

Newsletter software: the best providers

The classic newsletter is often underrated as an online marketing tool. Virtually no other online channel lets you contact customers so specifically and individually. With the help of professional newsletter software, you can create and send automated personal newsletters. Modern tracking methods mean you can monitor whether your campaign is running as successfully as planned. The kind of software...


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