OpenDNS and Google DNS are two of the most popular and highly recommended public DNS services out there. OpenDNS offers a feature-packed, fast, reliable, and secure DNS service. But to take full advantage of its features, you will need to create an account, and the more advanced features are locked behind a paywall.

If you have multiple audio-input devices connected to your Linux PC, it often becomes necessary to know which ones work properly. Otherwise, you might think that your high-end external microphone is at work capturing audio when in reality, your system is using the default in-built low-quality microphone.

Sometimes you might need to search a particular word or a string inside a file. To do this, almost every text editor has some sort of GUI implementation to help you out. But for Linux users, it is much more productive and convenient to do these searches from the command-line.

The world of Linux is uniquely structured by its maze of commands that continue to make it more than just an ordinary operating system. A typical Linux desktop user might relate to several hundreds of these commands. On the other hand, a server administrator used to bare-bone Linux server’s packages installation and management can count over 1000 differing commands.

When it comes to operating systems, you will get majorly three or four choices. If you are here, you already know Ubuntu -- a popular Linux distro. To learn and enjoy what Ubuntu offers, you need to install it. A fresh install on your hard drive will provide you the best way to use it in most cases.

PDFs offer us one of the most convenient ways of sharing images. However, by stuffing tons of data such as images and graphics, the PDF file size can get too big to share via emails. If you are also suffering from this issue, you have come to the right place. Here, we will show you how to compress a PDF file in Linux to reduce its size drastically. And don’t worry, we have included both GUI and Terminal methods in this tutorial.

Previously, we have looked at different posts like How to dual-boot Ubuntu and Windows, How to dual-boot Ubuntu and Fedora, How to dual-boot Linux Mint and Windows, and much more. This post will look at how to dual-boot Deepin Linux and Windows on your PC.

Proxies are placed between various connections online. Because of the variations in the dimensions of the different connections, different types of proxies exist. While some proxies indicate a direct relationship between the proxy server and the client, some tell you which of the gadgets the proxy server is. In some cases, it can even show data management or how to deal with privacy in such a scenario. Depending on the proxy position, it can either be a forward proxy or a reverse proxy.