What is a session ID?

What is a session ID?

When a website is visited, the server generates a session ID and assigns it to the user. This session ID is temporarily created by the server and assigned to the user for a during their active session to identify the user and their data exchanges throughout the session.

What is etcd?

etcd: A database for key-value pairs

Conventional systems in which the front end and the database run on the same machine are a thing of the past and ever more providers are choosing cloud-based systems instead. These systems come with their own challenges, such as how to handle small components and transport data as securely as possible. One promising solution in this field is etcd, a key-value store. Read on to find out more about...

Err_Connection_Timed_Out

Correcting the error “Err_Connection_Timed_Out”

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...

What are session cookies?

What are session cookies?

What are session cookies and what’s their purpose when surfing the internet? Compared to regular persistent cookies, session cookies are temporarily stored on a device. That means once you close down your browser, they are automatically deleted. Since these cookies are essential in order to browse websites, they are permitted under the GDPR.

What are third-party cookies?

What are third-party cookies?

Anyone who encounters personalised advertising on the internet might at first find it odd. How does the internet know that I am interested in going on holiday? Most users leave clear footprints on the net that can be used to create virtual “user profiles”. Third party cookies placed by advertisers are responsible for this. But how do they work, can you have a say in the use of cookies, and what...

Memcached vs. Redis

Memcached vs. Redis: a comparison

If you’re looking for a powerful open-source solution for in-memory data storage, you’ll almost certainly find yourself asking ‘Memcached or Redis’? The two databases have a lot in common, but there are some fundamental differences too. Read on to find out which system best meets your requirements.

What is Memcached?

Memcached: the in-memory store in simple terms

Memcached is a cache server whose function is to store and quickly retrieve data from memory. This popular open-source solution is well-suited to support demanding web applications since its response times are just a few milliseconds. In this article, you will learn how Memcached works and what advantages and disadvantages it has.

‘Noisy Neighbor’ effect: explanation and solutions

The ‘noisy neighbour’ effect: disruptions in shared and cloud hosting

Shared hosting offers are very popular with many users because of their affordability. But the benefit of loaning resources and sharing hardware with other users can also cause problems, particularly if one of more of the hosted applications puts too much of a strain on performance. What exactly is the ‘noisy neighbour’ effect and how can providers and private hosts avoid this issue in cloud...

Creating backups with MySQLDumper

MySQLDumper: from installation to backup

“Data is the new oil!”. So when it comes to online businesses, loss of data means loss of capital. Important and sensitive data should be backed up at regular intervals. Thanks to free programs such as MySQLDumper you can create MySQL database backups in minutes! Once installed, you can use the software to automatise and administer backups.

Best web hosting providers

The Big Web Hosting Comparison Test: The 7 Best Web Hosting Providers

You have an idea and want to bring it to life online? Then you need a web hosting provider. But who offers the best web hosting services and what do you need to look out for when comparing web hosting providers? Cost is a big factor, but you should also ask yourself how much web space and how many domains you need? What about security and content management systems? Here’s our review of the UK’s...


Own your online success
IONOS takes care of your online challenges
Create your website with the perfect domain and the UK's fastest hosting!