Switch Default Java Version on Ubuntu / Debian
When multiple Java versions are installed on the same system, only one can be the default. The wrong…
When multiple Java versions are installed on the same system, only one can be the default. The wrong…
JDK 25 landed as the next long-term support release with eight years of patches ahead of it (through…
Containers are stateless by design. Kill one, and it stays dead until something brings it back. That “something”…
PowerDNS Authoritative Server is one of the more capable open-source DNS servers available, particularly when you need database-backed…
DNS is one of those services that works perfectly until it doesn’t, and when it breaks, everything breaks.…
Choosing between Debian 13, Ubuntu 24.04 LTS, and Rocky Linux 10 is one of those decisions that shapes…
Linux Mint exists because some people looked at Ubuntu and thought, “close, but not quite.” Built directly on…
If you’re running Ubuntu 22.04 LTS servers or desktops in production, the question of whether to upgrade to…
Every Linux distro ships its own package manager, and that fragmentation has been the platform’s biggest headache for…
pgvector turns PostgreSQL into a vector database. If you already run PostgreSQL for your applications, you can store…
A quick reference of OpenSSH commands and options for daily Linux and Unix system administration. Covers connections, key…
Picking a DNS server for your infrastructure comes down to what you actually need it to do. A…