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Hanukkah famously has eight nights of celebration. The Hanukkah menorah, however, has nine candles: eight regular candles and a ninth that is always offset. It is called the shamash or shamos, which loosely translates to meaning "servant" or "janitor." The shamos is the candle that lights all the others: it is the only candle whose fire can be used, not just watched. As we wrap up our series on the Zen of Python, I see how namespaces provide a similar service. read more

If you don't want to upgrade from Windows 7 or are sick of Windows 10, here's how to finally make the switch to Linux and install apps.

Crontab is an important utility that is used for scheduling cron jobs i.e. setting up a specified time-based job. Cron job can be a single command or we can also schedule cron to run bash scripts. These cron…

Learn how to send traffic from a client machine port to a server port, or vice versa, through a secured SSH tunnel. We discuss local and remote forwarding, show examples and cover server configurations necessary to allows SSH forwarding.

TensorFlow is an open source platform for machine learning built by Google. It can runs on CPU or GPU on different devices. TensorFlow can be installed system-wide, in a Python virtual environment, as a Docker container, or with Anaconda. In this tutorial, we'll explain how to install TensorFlow in a Python virtual environment on Debian 10.

Windows 7 was released a decade ago, but its term has come to an end. Learn more about why you should migrate from Windows 7 to Linux and how to do it.

It has been a great year for agile topics on Opensource.com. As we approach the end of 2019, reviewed our top agile-related articles, as read by you, our readers!

A language does not exist in the abstract. Every single language feature has to be implemented in code. It is easy to promise some features, but the implementation can get hairy. Hairy implementation means more potential for bugs, and, even worse, a maintenance burden for the ages. The Zen of Python has answers for this conundrum.

BlackArch Linux developers announced today the release of new ISOs and OVA image for their penetration testing and ethical hacking operating system with new tools and many improvements.

PostgreSQL is one of the most widely used databases in the world & is also very easy to administer. In this tutorial, we will learn some important postgresql commands that every beginner should know. In our previous tutorials,…

PostgreSQL (also called postgres) is very famous, powerful, open-source object-relational database management system that has been around for almost 30 years. PostgreSQL requires very minimum maintained efforts because of its stability. Therefore, if you develop applications based on…

As we near the end of 2019, it is time to look back at the top 10 articles we published about Git this year.

This has been a fantastic year for continuous integration/continuous deployment (CI/CD) and the world of DevOps. Opensource.com authors shared how they're moving toward agile and scrum as they focus on seamless, flexible, and scalable deployments. Here are some of the big themes in the CI/CD articles we published this year.

Python is always evolving. The Python community has an unending appetite for feature requests but also an unending bias toward the status quo. As Python gets more popular, changes to the language affect more people. The exact timing for when a change happens is often hard, but the Zen of Python offers guidance.

Here are our most-read networking guides for 2019. Whether you're a beginner or an advanced user, there's bound to be something here you'll find useful.

Crontab is an important Linux tool that is used to schedule tasks so that programs and scripts can be executed at a specific time. In this article, I am going to teach you how you can schedule a job in Debian 10 and show you some examples.

A great deal happened in the world of open source in 2019. Once upon a time, you would have been hard-pressed to find news about Linux, free software, and open source software outside of a small handful of specialist publications. Today, though, news about open source is everywhere; the online edition of Forbes even has its own Linux columnist.

The /etc/shadow file keeps records about encrypted users' passwords, as well as other passwords related information.

Krita is a software specializing in sketching and drawing. This tutorial will work as both an intro to sketching and the use of Krita for this purpose.

I learned a lot about "The Interview" during my first career transition. Hopefully, you will find some of these takeaways helpful.