System & Network Admin

In a previous article, I explained how to set up Nix on MacOS. This article shows the way I set up a development environment for an Elixir project with Nix. The instructions in this article assume that you have a working Nix installation on your machine.

Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script.

In this guide, we will discuss the best tools for monitoring and debugging disk I/O activity (performance) on Linux servers.

mStream is a free, open-source, and cross-platform music streaming server that lets you sync and stream music from your home computer to any device, anywhere.

Computer clocks are not perfect and often slow down over time. Learn how you can sync your Linux time online with NTP servers and keep it on time.

While RGB lighting tools usually only support Windows, some independent developers have created Linux apps to help control RGB lighting.

Dockerfiles are a critical part of working with containers; they allow us to create images from a Dockerfile and customize them to fit our usage needs because Dockerfiles work by using directives and parameters for configurations. One of the common directives in a Dockerfile is the ENTRYPOINT directive. What does Docker Entrypoint do is explained in this article.

Guide to Docker ENTRYPOINT. Here we also discuss how entrypoint works in docker? along with different examples and its code implementation.

A tutorial on building a simple Python automation CLI tool and running it as a Docker container

I'm converting my good old IPV4 based iptables firewall script and would like to substitute the CLASS A/B/C/D/E reserved address spaces to the ones found in IPV6. My goal is to deny any packets that

When you have a rather large network at home, you want and need to secure things a little bit. Family network usage / business network usage / IoT network usage all of these needs to work without i…

In the earlier blog post, I mentioned the use of Nix as a package manager on OS X. In this follow-up, you will witness the power of Nix to create isolated development environments.

Docking a Linux laptop offers flexibility and a better video experience.

A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

Many people get confused after hearing the word CV2. Opencv releases two types of python interfaces CV and CV2.

The following methods will tell git which private key to use.

A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.

Having Fun with Technology

An agnostic container toolset for Docker, Podman, jails & heavy VMs — works on any OS. One CLI + GUI for all, local & cloud dev with an easy switch.

This is a simple guide to quickly get started working with Git and a few of its many configuration options.

Timeshift is an open-source backup and restore application for Linux. Learn how to use by following this guide.

How can a maintainer of an open source project assure that the project's code hasn't been hacked? By signing the code with SSH. Here's how.

Follow these steps and you can run apt update with no warnings or errors related to deprecated key configurations.

If you have a website that provides downloadable materials like movies, games, etc., or a streaming website, then you need to limit your HTTP bandwidth RIGHT NOW.

Posted on 2022-09-18

Warnings: Python Support: Pillow supports these Python versions.,,,,,,,,, Python, 3.10, 3.9, 3.8, 3.7, 3.6, 3.5, 3.4, 2.7,,, Pillow = 9.0, Yes, Yes, Yes, Yes,,,,,, Pillow 8.3.2 - 8.4, Yes, Yes, Ye...