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by Mitch Frazier   You've seen it a million times—the hash-bang (#!) line at the top of a script—whether it be Bash, Python, Perl or some other scripting language. And, I'm sure you know what its purpose is: it specifies the script interpreter that's used to execute the script. But, do you know how it actually works? Your initial thought might be that your shell (bash) reads that line and then executes the specified interpreter, but that's not at all how it works. How it actually works is the main focus of this post, but I also want to introduce how you can create your own version of "hash-bang" if you're so inclined.

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It's all about the enterprise, dummy The Windows Subsystem for Linux (WSL) 2 was one of the bigger surprises of Microsoft's developer love-in, Build. The Register had a chat with the team behind Pengwin to find out what the changes mean for devs on the platform.…

News briefs for May 10, 2019.

Ubuntu always has been freely available as an open-source Linux distribution for everybody to consume.

It's always hard to recall exactly how a project started, but sometimes that can help you understand that project more clearly. When I think about it, our platform for creating user guides and documentation, Dokit, came straight out of my childhood. Growing up in a house where my toys were Meccano and model airplane kits, the idea of making things, taking individual pieces and putting them together to create a new whole, was always a fundamental part of what it meant to play. read more

Many IT professionals today struggle with adapting to change and disruption. Are you struggling with just trying to keep the lights on, so to speak? Do you feel overwhelmed? This is not uncommon. Today, the status quo is not enough, so IT constantly tries to re-invent itself. read more

Icinga 2 is a free and open source monitoring tool that can be used to monitor multiple servers or whole data centers from a single monitor system. In this tutorial, I show you how to install and configure the Icinga 2 monitoring tool using an Ubuntu 18.04 LTS server.

In today's world, open source software solutions are a collaborative effort of the community. Can a performance engineering team operate the same way, by collaborating with the community to address the confusion and complexity that come with working on a broad spectrum of products? To answer that question, we need to explore some basic questions: read more

Last year, I wrote about using the Groovy programming language to access foreign exchange rate data from an API to simplify my expense records. read more

News briefs for May 9, 2019.

Seeed’s “Grove Base Kit for Raspberry Pi” is an RPi HAT aimed at newbies at less than half the price of its Starter Kit for the Pi. The kit has a few less sensors, but adds motion, moisture, and servo. After seeing our report yesterday on the Grove AI HAT for accelerating AI on the […]

Google has announced that all new Chromebook devices will be Linux ready.

In this tutorial - which is part of the ongoing C programming tutorial series - we will discuss the concept of typedef. As the name suggests (think of typedef as type+def), typedef is a C provided facility to define new names for existing data types.

Red Hat's Kubernetes platform, OpenShift, is how Red Hat plans to build hybrid clouds.

The Department of Justice has approved IBM's acquisition of Red Hat. Since IDC thinks Red Hat Enterprise Linux alone is expected to contribute to more than $10 trillion worth of global business revenues in 2019, IBM's $34 billion acquisition of Red Hat is looking better than ever.

The latest version of Fedora Linux was released at the end of April. As a full-time Fedora user since its original release back in 2003 and an active contributor since 2007, I always find it satisfying to see new features and advancements in the community. read more

If we take freedom and openness for granted, we'll lose both. That's already happening, and we need to fight back. The question is how.

OSClass is a free and open source php script that can be used to create your own classifieds site. In this tutorial, we will learn how to install OSClass on Ubuntu 18.04 server.

It seems clear that backups are always a hot topic in the Linux world. read more

If you’ve been reading the Community blog, you’ll already know: AskFedora has moved to Discourse! Read on for more information about this exciting platform. Discourse? Why Discourse? The new AskFedora is a Discourse instance hosted by Discourse, similar to discussion.fedoraproject.org. However, where discussion.fedoraproject.org is meant for development discussion within the community, AskFedora is meant for […]