System & Network Admin

An easy-to-understand beginner's tutorial on how to use Jupyter Notebook, including installation steps, first Notebook creation and more.

Cloud cost optimization often starts with engineering teams that expect to save time and money with a do-it-yourself (DIY) approach.

What is a shell? Baby don't glob me.

Here's a list of 10 tools helping end users and builders move away from centralized entities and toward more affirming and humane software.

How to use OAuth.Tools to decode or create JWTs with different characteristics, fetch tokens from a server, revoke tokens or add an access token to external API calls and check the behavior.

All GitHub.com users can now register a passkey to sign in without a password.

SCP and SFTP are versatile file transfer tools in Linux. Learn what makes them special and why you should include them to your CLI toolbox.

Dmitry Grinberg had demonstrated a Raspberry Pi RP2040 microcontroller running unmodified PalmOS 5.2.8 (showing off world’s only ARM-to-thumb1 just in time (JIT) compiler). How little RAM/CPU does …

A next-generation command-line tool for shell scripting.

It’s no surprise that systemd has become the init system of choice for both embedded and desktop Linux distributions – it’s modern, packed full of features and is able to replace an ever increasing number of ancient utilities and daemons. When compared to it’s predecessor (SysVinit) – it also provides a much greater scope for …

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In this guide, we look at some of the Apache server hardening tips and tricks that you can implement to strengthen the security of your web server.

In which I learn how to handle command-line options in bash. Will I ever use this again?

Quali Torque orchestrates YAML files — which can be thought of as blueprints — for application environments directly from the IaC modules defined in Git.

Programming book reviews, programming tutorials,programming news, C#, Ruby, Python,C, C++, PHP, Visual Basic, Computer book reviews, computer history, programming history, joomla, theory, spreadsheets and more.

As mentioned on previous posts, I have spent the past few weeks dealing with a ZFS crash on my FreeNAS install. Because of that, not only was I forced to learn how to troubleshoot ZFS, but I also had to learn how to setup new volumes and come up with new backup strategies (between a few other things).

Seeing the “This person is unavailable on Messenger” message in one of your convos? Learn why and how you can solve it.

Event-Driven by Oskar Dudycz

By understanding nodes, pods and clusters, developers can make informed decisions when designing, deploying, and managing applications on Kubernetes.

In this tutorial, we explore how to set up Apache name-based and IP-based virtual hosts in RHEL-based distributions such as Fedora, CentOS, Rocky and Alma Linux

By taking advantage of monitoring data, companies can ensure their infrastructure is performing optimally while reducing costs.

It’s not 'Alexa: build me a K8s cluster' but could become Ansible or Chef using models trained on log files to recommend what your app needs

Containers and virtual machines (VMs) are two popular ways to run workloads and applications in the cloud. While they share some similarities, there are a few key differences to understand before choosing one over the other.