System & Network Admin

What do you do when you need to choose an OS at boot but aren’t physically near your machine? [Dakhnod]’s inventive solution is a mix of GRUB, Wake-on-LAN (WOL), and a lightweight ESP82…

Hey friend! Have you heard about these new 5G cellular networks promising lightning quick speeds? Well with this clever little Raspberry Pi add-on called the 5G HAT, you can unlock 5G and turn your Pi into a speedy modern router in no time. Intrigued? Read on! An Introduction to 5G You‘ve likely heard the term […]

Learn about the differences between normal and privileged containers in Linux.

Learn how to set and modify the capability permissions for Linux files and containers.

Many users get confused about the --privileged flag. Users often equate this flag to unconfined or full root access to the host system.

TRUST. It's what certificates are all about. How do we know that we can trust a server? We verify that the server has a certificate, and that the certificate...

I'm sure many of you follow me because you use Proxmox. It's been a staple of my content for some time now. So, while working on the next episode of the Ceph...

Create your own Debian based Distribution from scratch in 10 Minutes with Debootstrap. Full Instructions at: https://github.com/dinooz/denos

Check how our internal consultant built his own Linux Distribution and discover the go-nuts in this 2024 guide.

A list of 49 categories

Aggregate the day's most popular links in your Mastodon timeline into an RSS feed.

Lix is an independent variant of the Nix package manager, developed by a team of open-source volunteers, and maintained by and for a passionate community of users.

These days, adding a little LCD or OLED to your project is so cheap and easy that you can do it on a whim. Even if your original idea didn’t call for a display, if you’ve got I2C and a …

This post has a weird genesis. If I think back to the first time I heard of Transit Encryption I originally thought it was something else, and when I finally understood what the docs were telling me, I thought it was the dumbest idea ever. Turns out I was way wrong. Over the next half an hour I hope to explain why. The point of transit encryption is to provide a mechanism for requesting vault encrypt some content for you as a service, so that you can send that encrypted blob over untrustworthy, or observable channels.

I've installed postgres 9.5 on ubuntu 16.04 which creates postgresql.service and postgresql@.service. I understand that the postgresql.service spawns all enabled instances of postgres, and I can c...

Website and documentation for the open source command-line double-entry accounting system named ledger

The Amazon Kindle line of e-readers have been incorporating 3G internet access since the very first model that came out in 2007. Whispernet internet access is

Sevalla is the home to your upcoming projects. Host and manage your applications, databases, and static sites in a single, intuitive platform.

Unlock home GPU power for cloud workloads with Tailscale and Docker. I demo a simple architecture that tunnels requests to your local rig, skipping pricey cloud GPUs. All ports stay hidden, ensuring a tight, cost-effective environment.

Postgresql: How do I use the PostgreSQL hash function? - OneLinerHub

HTTP client for PostgreSQL, retrieve a web page from inside the database. - pramsey/pgsql-http

pdf type for Postgres. Contribute to Florents-Tselai/pgpdf development by creating an account on GitHub.

Linux has rich virtual networking capabilities that are used as basis for hosting VMs and containers, as well as cloud environments. In this post, I will give a brief introduction to all commonly used virtual network interface types. There is no code analysis, only a brief introduction to the interfaces and their usage on Linux.

A comprehensive quick reference guide to the Yazi terminal file manager keyboard shortcuts or keybindings organized by task.

Speed up Nix deployments, especially on resource-constrained devices, by avoiding the evaluation tax