Converting the MySQL extension to MySQLi led to some uncertainty in the PHP community since some of the industry’s heavyweights like WordPress continued to rely on the old extension despite it being deprecated. However, as of PHP 7, this extension is no longer available. In this article, we will go over its successor in detail and present examples which highlight the differences between the two...
Anyone who wants to launch a website on the internet will sooner or later come across the topic of hosting. But many users are unsure how web hosting works and what forms of hosting are available. However, everyone who runs a website should at least have a rough idea of what website hosting entails.
At some point, you’ll undoubtedly have been prompted to “clear your cache.” But what exactly does it mean? What does this intermediate storage do, and why should it be cleared at all? Read this article to find out how a cache works, what tasks it performs, and much more on the topic – explained simply with helpful examples.
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.
The plan is for HTTP/3 to soon replace its predecessor HTTP/2 as the new HTTP standard. HTTP/3 combines the properties of HTTP/2 and QUIC, and should make data transfer between clients and servers significantly faster. We will explain why the IETF is already introducing a new version four years after the HTTP/2 standard and what HTTP/3 can do.
In addition to the actual data that users see in a browser, a browser and server exchange more information in the background than meets the eye. In this article you will learn what a browser’s request and the server's response in the HTTP request and response headers say, what the HTTP fields mean and how you can read them yourself if you are interested.
Working with this in-memory database is not that difficult, but without an easily understandable Redis tutorial, one can quickly become discouraged. Here you will learn how to install the database, configure it, and enter data. We will also show you how to add, get, and delete data step by step.
TXT records are a highly flexible type of DNS resource record which can be used for a wide variety of purposes, such as verifying the domain for Google services like Google Analytics or providing the public key for the DKIM signature, to name just a few examples. We’ll explain what TXT records are, how to create them and how to look them up.
Quick UDP Internet Connections (QUIC for short), is an experimental network protocol from Google. Further development of the protocol is being driven by IETF, which has set up a dedicated group working towards it. The QUIC protocol is intended to offer a speed-optimized alternative to the current transport standard TCP and builds on the connectionless protocol UDP to achieve this.
Current web browsers are increasingly refusing to accept unencrypted websites and insist that the encrypted version of the Hypertext Transfer Protocol (i.e. HTTPS) be used. Why is this important? What is actually encrypted? What information can my browser provide me with about this? Here you will find the answers to these questions.