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This is the third part of our Setting up and configuring a mail server and in this part we will go through the installation and configuration of the Rspamd spam filtering system and its integration into our mail server and creating DKIM and DMARC DNS records.

The mypy utility is a static type checker for Python. It combines the benefits of dynamic typing and static typing. As you may know, the Python programming language is dynamically typed. So what does static type checking for Python mean?

News briefs for March 9, 2018.

Seco announced a rugged, SMARC form-factor “SM-C12” module that runs Linux or Android on an NXP i.MX8M, and offers soldered LPDDR4, eMMC and QSPI flash, plus an optional wireless module and carrier board. Like its ubiquitous i.MX6 system-on-chip, NXP’s new quad-core, Cortex-A53 i.MX8M is so versatile that you can spin it into diverse applications.

One of the reasons I stood up a Kubernetes cluster on Raspberry Pis in my house was because I wanted to gain savings by not running high-available, redundant infrastructure in the cloud. Kubernetes provides high availability by design. The possibilities that this capability offers are pretty awesome. Need a web server to run constantly? Build a container and throw it in the Kubernetes cluster. Need a service available all the time? Package it and ship it to the Kubernetes cluster. read more

Python is easy to use, powerful, versatile and a Linux Journal reader favorite. We've round up some of the most popular recent Python-related articles for your weekend reading.

In your open source adventures, you may have heard the acronyms CLA and DCO, and you may have said "LOL WTF BBQ?!?" These letters stand for Contributor License Agreement and Developer Certificate of Origin, respectively. Both have a similar intent: To say that the contributor is allowed to make the contribution and that the project has the right to distribute it under its license. read more

Arrays are a fundamental tool and concept in almost any programming language. In this article you will learn how to use arrays in PHP and the different ways to approach their creation and access with clear explanation and simple examples. No time to waste, let's get started.

In this tutorial, we will show you, how to install osTicket on Ubuntu 16.04, using a LEMP stack, with Nginx as a web server, MySQL database server and PHP 7.0. osTicket is a free and open source support ticket system written in PHP. It’s a simple and lightweight tool, which you can use to manage, organize and archive your support ticket requests. Installing osTicket on Ubuntu 16.04, is an easy task if you carefully follow this tutorial below. Let’s get started.

Vim is one of the best and commonly used text editor and could be used as IDE on Linux and MAC OS X. There are many Vim tips could help you to get your work done much more quicker and efficient if you are using Vim as your text editor. So, let’s check some of Vim Tips that could be helpful for your daily usage.

Linux offers several commands that display in output the current user's login name. One of those is logname. In this tutorial, we will quickly understand the basics of this command line tool using some easy to understand examples.

If you are looking for a lightweight image viewer that can be accessed from the terminal, Feh is the one for you.

The amount of geekery and hackage required to bring companies into compliance with the EU's General Data Protection Regulation (aka GDPR) must be huge. I say that for five reasons. Let us know how the GDPR is affecting your work.

The Black Lab Linux development team is pleased to bring you the newest release of Black Lab Enterprise Desktop 11.60. This release contains many security updates and application updates. Along with these updates also we have made many fixes. Black Lab Enterprise Desktop is a high performance high availability desktop for software developers, system administrators and power users. This release while an incremental release is essential for production environments

I want to highlight three of the more popular “app stores” to be found on various Linux distributions. In the end, you’ll see that installing applications on Linux, regardless of your distribution, doesn’t have to be a nightmare.

At The Linux Foundation's OSLS event in Sonoma this week, CNCF's COO Chris Aniszczyk announced that its Kubernetes project has become a full blown project. Read the rest of this installment of our weekly digest to stay in the know!

Nibbleblog is a free, lightweight, very easy and powerful engine for creating blogs. It is written in PHP and uses XML to store its information. Nibbleblog comes with lots of features including, Multilanguage support, Quote post, Plugins support, Template and themes support and much more.

Basler announced a lower cost, MIPI-CSI-2 version of its BCON Dart embedded cameras designed for Snapdragon-based systems. The BCOM for MIPI Dart modules are sold with a DragonBoard 410c SBC and DragonBoard Camera Kit. Basler,

The ip command has a lot to tell you about the configuration and state of your network connections, but what do all those words and numbers mean? Let’s take a deep dive in and see what all the displayed values are trying to tell you.

The developers of the siduction GNU/Linux distribution announced today the release and general availability of the siduction 2018.2.0 monthly release for February 2018.