Bandwidth plays an important role when sending data over IP networks. This is especially true when packets are being sent to more than one recipient, which can result in overloads preventing the data from being sent problem-free. Therefore, IP multicast was developed early on to enable data to be sent simultaneously to multiple destination nodes.
Do you want your data to reach just one recipient? Then send a unicast. Whether it is IPv4 or IPv6, unicasts find the right target. Accessing websites, sending e-mails, file transfers all use this form of addressing. But what is technically behind it, and how do unicast and multicast differ?
Security on the internet is always paramount: regardless of whether you run a website yourself or just surf the web, you should always understand the basics of internet security. Here we explain exactly what SSL certificates are and what you need them for. Encryption and authentication are the main purposes of certificates. They are intended to protect internet users’ personal data from criminal...
Sending an e-mail is child’s play. As soon as the text has been written and the subject and destination address have been entered, just click on “send” and the electronic message is on its way. However, if the answer is delayed, doubts quickly arise as to whether the mail has arrived and been read. A remedy is to request a read receipt, which you can set up in Outlook in just a few steps.
Framework use has become an integral part of modern web development. Designing back and front ends based on ready-made basic structures saves a lot of time. The website generator JHipster is an interesting solution that uses several tools to create server-and-client-side components. Which components distinguish the suite and how to install and use the software for your own project will be...
If your online project is growing and beginning to attract international customers, the workload of your server is also increasing. High user numbers and the large geographical distribution of the clients result in ever-increasing loading times and slow transfer rates. By using a CDN (content delivery network), you’ll be able to react to increasing demands and optimize your data delivery.
UML activity diagrams help you to graphically illustrate the chronological sequence of system processes in object-oriented programming. They show which actions take place in which order to execute an activity. With a finished diagram, you can create code frames using XML transfer. Or do you want to map business processes? We show examples of how to create an activity diagram, which symbols belong...
If you have ever dealt with modern working techniques, the term "agile development" is certainly already familiar to you. But most don't understand exactly what’s behind it. This is also due to the fact that agile software development itself does not want to be defined and only acts as an umbrella term. Nevertheless, we’ll explain its ways to you!
A tidy mailbox is the basis of professional e-mail communication. With Outlook “Rules and Alerts” you keep track and ensure that important requests are processed promptly. We will explain how to set up the appropriate automatic rules using illustrated step-by-step instructions.
In e-mail marketing, KPIs (Key Performance Indicators) are extremely important for analyzing campaigns. Various indicators can help you to determine the final success rate of your marketing activities. But how exactly can you measure metrics like a newsletter’s conversion rate, opening rate, and click-through rate? And which other KPIs are important?