Firewalld has replaced iptables as a default in many Linux distributions. It is now the default firewall in CentOS, Fedora, OpenSUSE, Red Hat Enterprise Linux, and SUSE Linux Enterprise. You can also install it on Debian and Ubuntu from their official package repositories.
Luckily firewall configuration with firewalld is very easy, especially for predefined services like http, https, ssh, etc.
I’ve recently set up automated backups to Google Drive on my CentOS 7 Linux VPS to protect my blog posts from data loss. I don’t know why it took so long for me to care about backups of my own data. I chose to back up to Google Drive since I already have a Google One plan that has plenty of available storage space.
Did you scan a document and need to send it professionally? Do you want to combine multiple PDF files to store them as a single file? This article shows how to merge PDF files on CentOS. It should also work in other Red Hat based operating systems such as Red Hat, Fedora and CentOS Stream.
Are you having memory leak issues with your Minecraft Server on Linux? The solution might be in this post. I’ve been running a MC server on my VPS (HeartInternet) for the last 4 months. It was all good until we started exploring the map. The MC server was randomly being killed and this message was coming up in our screen:
Internal Exception: java.io.IOException: An existing connection was forcibly closed by the remote host