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Updated: 2 hours 23 min ago

Fail-free Kubernetes, significant events, and more industry trends

Tue, 11/26/2019 - 02:00

As part of my role as a senior product marketing manager at an enterprise software company with an open source development model, I publish a regular update about open source community, market, and industry trends for product marketers, managers, and other influencers. Here are five of my and their favorite articles from that update.

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My top 5 Ansible modules

Mon, 11/25/2019 - 16:03

When I was growing up, my grandfather had a shed in his garden. He would spend hours in there, making and fixing things. This was way before we had the internet, so I spent a lot of time studying him creating things in that shed. Although the shed was full of many tools, from drills to lathes to electrical gubbins and lots of things I doubt I could identify even today, he made use of only a tiny subset of what he had at hand. Yet there never seemed to be limits to what he could achieve.

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My journey to becoming an open source maintainer

Mon, 11/25/2019 - 16:02

Hacktoberfest is an initiative that invites developers from around the world to participate and contribute to open source. This is the second year in a row that I participated to completion of the challenge, and I was so inspired by it that I want to share my slightly longer journey to open source software.

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How to use loops in awk

Mon, 11/25/2019 - 16:01

Awk scripts have three main sections: the optional BEGIN and END functions and the functions you write that are executed on each record. In a way, the main body of an awk script is a loop, because the commands in the functions run for each record. However, sometimes you want to run commands on a record more than once, and for that to happen, you must write a loop.

There are several kinds of loops, each serving a unique purpose.

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Announcing the Correspondent program

Mon, 11/25/2019 - 16:00

It's my pleasure to announce that we're launching a new community program to recognize our most active open source advocates. We call it the Correspondent program. Keep reading to learn more about it and see if it's right for you. 

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North Carolina aims to bring more women into computer science

Sun, 11/24/2019 - 16:00

It's well-known that women are under-represented in computer science and technology. A new initiative led by the NC Department of Public Instruction, Duke University, and IBM is working to reverse that trend by using an open source approach to bringing more computer science instruction into NC public schools.

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How many IoT devices do you own?

Sat, 11/23/2019 - 16:00

When we polled our readers nearly 4 years ago with this question, most people responded that they did not have any devices connected to the Internet of Things. However these days, there are approximately three connected devices per capita globally and that number is only expected to grow. Of course, not every person has exactly three devices. Some people have ten and others still have none.

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Is the future of farming under water?

Fri, 11/22/2019 - 16:02

Oceans cover 71% of Earth’s surface and contain 97% of Earth’s water.

Land-based food production is in crisis, driven by climate change and population increases. We have to grow 70% more food by 2050 in order to accommodate two billion more people on our planet.

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Bash cheat sheet: Key combos and special syntax

Fri, 11/22/2019 - 16:02

The Bourne Again Shell (Bash) is a text interface to POSIX computers. A shell, Bash or otherwise, provides a way for you to talk directly to your computer without roundabout interfaces: you type the precise command you want your computer to execute. It's the most efficient and lightweight interface available, which is why it still endures after 40 years.

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How to use Bitwarden for password protection on Active Directory

Fri, 11/22/2019 - 16:01

Bitwarden is a fantastic tool for managing passwords. It has applications for every platform, a browser plugin, and a self-hosted version, and it offers some great password management tricks like folders and collections. One of my favorite features is that it will keep a history of your old passwords, which is a great feature for enterprise users.

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Simulate gravity in your Python game

Thu, 11/21/2019 - 16:02

    he real world is full of movement and life. The thing that makes the real world so busy and dynamic is physics. Physics is the way matter moves through space. Since a video game world has no matter, it also has no physics, so game programmers have to simulate physics.

    In terms of most video games, there are basically only two aspects of physics that are important: gravity and collision.

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    How to document Python code with Sphinx

    Thu, 11/21/2019 - 16:01

    Python code can include documentation right inside its source code. The default way of doing so relies on docstrings, which are defined in a triple quote format. While the value of documentation is well... documented, it seems all too common to not document code sufficiently. Let's walk through a scenario on the power of great documentation.

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    Three-course professional specialization aims to close the gap between the use and understanding of open source in business

    Thu, 11/21/2019 - 16:00

    Even though open source software (OSS) is pervasive in IT, many people in business don't understand what open source is and how it differs from proprietary software. According to Brandeis University, "open source software now accounts for between 78% and 98% of all core digital infrastructure, yet few organizational managers understand the business behind it."

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    Switching from Python 2 to Python 3: What you need to know

    Wed, 11/20/2019 - 16:02

    Python 2.7 will officially become unsupported beginning January 1, 2020. There is one final bugfix planned after this date, but then that's it.

    What does this end of life (EOL) mean for you? If you run Python 2, you need to migrate.

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    How to install Java on Linux

    Wed, 11/20/2019 - 16:02

    No matter what operating system you're running, there are usually several ways to install an application. Sometimes you might find an application in an app store, or you might install it with a package manager like DNF on Fedora or Brew on Mac, and other times, you might download an executable or an installer from a website. Because Java is such a popular backend for so many applications, it's good to understand the different ways you can install it. The good news is that you have many options, and this article covers them all.

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    3 emerging open source projects to keep an eye on

    Wed, 11/20/2019 - 16:00

    The exciting thing about open source is that nobody needs permission to try something new. That's a formula that allows new ideas to emerge all the time.

    Here are three open source projects that are still in their early stages but show real promise.

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    We're all on a journey to cloud-native adoption together

    Wed, 11/20/2019 - 05:50

    The Cloud Native Computing Foundation (CNCF) is hosting its core conference for the fifth year running. It’s official title is KubeCon + CloudNativeCon, but it’s most importantly the home for Kubernetes. Adopters, contributors, and Kubernetes-curious attendees add up to a record-breaking 12,000 people.

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    Container reality checks and more industry trends

    Wed, 11/20/2019 - 00:30

    As part of my role as a senior product marketing manager at an enterprise software company with an open source development model, I publish a regular update about open source community, market, and industry trends for product marketers, managers, and other influencers. Here are five of my and their favorite articles from that update.

    read more

    Top 10 Vim plugins for programming in multiple languages

    Tue, 11/19/2019 - 16:03

    I've been a user of the Vim text editor for about two decades. For a little while, I have been customizing my Vim configuration, only using plugins for the last couple of years.

    Recently, when I was redoing my setup (as I do every so often), I decided it was a good opportunity to identify the best Vim plugins for programming in multiple languages and a way to combine those plugins for each language I program in.

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    Generate random passwords with this Bash script

    Tue, 11/19/2019 - 16:02

    Periodically, I need to come up with new passwords, some of which need to be more secure than others. My mind often seems to draw a blank when I have to create a new login, and this short Bash script fills that void. Full disclosure: I found most of this script posted somewhere and made a minor modification to it.

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