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October 28, 2022 | by Scott Kilroy

Representing paint molecules with JChemPaint

Drawings of molecules can be made with a graphics program like Inkscape. But structural formulas turn out even better if you use the JChemPaint professional molecule editor.

October 28, 2022 | by Scott Kilroy

Innovative Linux Package Managers

The traditional package management systems on Linux are now somewhat outdated, but AppImage, Flatpak, and Snap see some interesting new management systems enter the fray.

October 28, 2022 | by Scott Kilroy

Tracking command history across multiple computers

Atuin adds some handy queries to the shell history function, while letting you synchronize your command history across the network.

October 28, 2022 | by Scott Kilroy

Structure your ideas with Heimer mind maps

Mind maps help you organize your thoughts and ideas in a clear-cut tree structure. Heimer can help you draw those trees.

October 28, 2022 | by Scott Kilroy

Easy access to third-party software with deb-get

Deb-get gives Debian and Ubuntu users easy access to third-party software.

October 28, 2022 | by Scott Kilroy

Qiskit: Practical open source framework for quantum computing

Qiskit is an open source framework that aims to make quantum computing technology both understandable and ready for production.

October 28, 2022 | by Scott Kilroy

Optimize battery use for the Raspberry Pi Pico

The Raspberry Pi Pico’s high-performance chip is trimmed for I/O and does not try to save power. However, a few tricks in battery mode can keep it running longer.

October 28, 2022 | by Scott Kilroy

Organizing photos by date with Go

In this issue, Mike conjures up a Go program to copy photos from a cell phone or SD card into a date-based file structure on a Linux box. To avoid wasting time, a cache using UUIDs ensures that only new photos are transferred.

October 28, 2022 | by Arround The Web

How to Restrict Access to Linux Servers Using TCP Wrappers

In this guide, we are going to learn about TCP Wrappers and what is it used for. Then, we’ll show you how to install TCP Wrappers in Linux and how to use it to restrict access to Linux servers.
The post How to Restrict Access to Linux Servers Usi…

October 28, 2022 | by Arround The Web

3 surprising things you can do with the Linux wc command

You can use the wc command to count a file’s word, line, character, or byte count. But those aren’t the only system tasks it can handle.
Read More at Enable SysadminThe post 3 surprising things you can do with the Linux wc command appeared …

October 28, 2022 | by Arround The Web

How to Install and Configure PostgreSQL 15 on Debian 11

PostgreSQL is a powerful, open-source object-relational database system that uses and extends the SQL language with many features that safely store and scale the most complicated data workloads. In this article, we are going to learn how to install and…

October 28, 2022 | by Arround The Web

Linus Torvalds bids 486 Linux adieu

It’s been fun, but Linus Torvalds thinks it’s time for 486 Linux to leave computers behind and go to museums. Read more about it here.
The post Linus Torvalds bids 486 Linux adieu appeared first on Linux Today.

October 28, 2022 | by Arround The Web

NVIDIA Driver 520 available to install in Ubuntu 22.04 | 20.04 | 18.04

NVIDIA 520, the latest feature release of NVIDIA driver for Linux, is available to install in all current Ubuntu LTS releases. So far, it’s NVIDIA 520.56.06 released few weeks ago with following new features: Implement over-the-air (OTA )updates in the Proton and Wine NVIDIA NGX build, though needs to set “PROTON_ENABLE_NGX_UPDATER” to 1 to enable […]

October 28, 2022 | by Scott Kilroy

How to Install Apache with ModSecurity on Ubuntu 22.04

ModSecurity is a free and open-source firewall tool supported by various web servers, such as Apache, Nginx, and IIS. In this tutorial, I will explain how to set up ModSecurity with Apache on Ubuntu 22.04.

October 28, 2022 | by Scott Kilroy

How to Set up Chrony as NTP Server and Client on Rocky Linux

NTP or Network Time Protocol is a networking protocol for time and clock synchronization on the computer network. In this guide, you will learn how to install and to use Chrony on the Rocky Linux server.

October 28, 2022 | by Arround The Web

OpenSSL Warns of Critical Security Vulnerability With Upcoming Patch

With the latest warning from OpenSSL, we can safely say that come Nov. 1, everyone — and I mean everyone — will need to patch OpenSSL 3.x. Learn more here.
The post OpenSSL Warns of Critical Security Vulnerability With Upcoming Patch appeared first on …

October 28, 2022 | by Arround The Web

A New ‘KDE Control Centre’ Widget Inspired by iOS

Like the look of the macOS and iOS control centre and want something similar for your KDE Plasma desktop? Well, you’re in luck with this new KDE widget.
This post, A New ‘KDE Control Centre’ Widget Inspired by iOS is from OMG! Ubuntu!. Do n…

October 28, 2022 | by Arround The Web

Fedora 37 Release Has Been Postponed for the Second Time

Due to an OpenSSL vulnerability, Fedora Linux 37 has been postponed with a new release date. Learn more here.
The post Fedora 37 Release Has Been Postponed for the Second Time appeared first on Linux Today.

October 28, 2022 | by Arround The Web

How to Use ‘dir’ Command with Different Options and Arguments in Linux

The post How to Use ‘dir’ Command with Different Options and Arguments in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides .This article shows some examples of using the dir command to list the contents of a directory. The dir command …

October 28, 2022 | by Arround The Web

7 Best Open Source Web-based Email Clients

Want to cut down on costs and host a web-based email client? Here are some of the best open source options you could try.