System & Network Admin

Introduction

Users can point and click at an array of sources to quickly glean which users have access to which data assets.

Once you install Debian to function as a server, you might notice it's missing something important--sudo. Jack Wallen walks you through the process of installing sudo and enabling it for user.

Webhooks are a bit of a wild west in the tech space, and different than REST APIs. So, how do we document them? Here are some tips.

Adventures in making stuff with Daniel Higginbotham

In case the server has sufficient RAM or doesn't require the use of a swap or the swapping decreases system performance, you should consider disabling the swap.

Psensor is a GTK+-based application software that is used to monitor hardware temperature and plot Real-Time graphs from the obtained data for quick review.

This article provides a few command-line tips on how you can delete a large directory that contains thousands of files in a Linux system.

OTEL tracing can collect detailed data on request execution and provide visibility into the entire system. By catching performance issues early on, it can improve the user experience and reduce the risk of application failures.

iperf3 is a free open source, cross-platform command line based program for performing real time network throughput measurements between servers in Linux.

The Text Processing Commands are a set of built-in commands that are used to manipulate text. The commands allow users to quickly and efficiently search, modify, and extract data from text files.

PDF is one of the most popular file formats, mainly due to its unified standard across platforms and devices, compatibility, and small size.

Here's how to deploy an instance of the Bitwarden password manager server on your own server, using Docker.

A comprehensive comparison of API gateways, Kubernetes gateways, and service meshes with actionable insights.

Here are four areas — and their associated open source tools — where developers can better use Dockerfiles and images.

Gus inherited this nice Apple Extended Keyboard II, released in 1990. The keyboard connects using Apple Desktop Bus (ADB) instead of later USB models. Someone on eBay Australia had listed a “…

This open source tool makes it easier than ever to convert Markdown to web pages.

A quick methodology for overcoming common error messages with examples of commands to help — useful for both the administrator and developer alike.

Jupyter Notebook is most commonly used for data science, machine learning, and visualisation. It is an open-source web application that allows us to write and share code. Jupyter Notebook includes cells that allow us to run our program in sections, m...

Guix is a distribution of the GNU operating system. Guix is technology that respects the freedom of computer users. You are free to run the system for any purpose, study how it works, improve it, and share it with the whole world.

Learn how pwru provides end-to-end insight to find the networking culprit even when you don't know it exists...

DIY Kubernetes is hard. If you’re looking for a solution to help you scale your modern application platform, be sure to look for these features.

ValidKube combines the best open-source tools to help ensure Kubernetes YAML best practices, hygiene & security.

With the right query optimization techniques, organizations can extract valuable insights from their time-series data more efficiently and accurately. Here are some strategies and tips.