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The best resources for agile software development
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!
How to tell if implementing your Python code is a good idea
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 Ethical Hacking OS Gets First 2020 Release with 120 New Tools
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.
Important POSTGRESQL commands you should know
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,…
Simple guide to install POSTGRESQL on Ubuntu
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…
10 resources to boost your Git skills
As we near the end of 2019, it is time to look back at the top 10 articles we published about Git this year.
Top CI/CD resources to set you up for success
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.
The Zen of Python: Why timing is everything
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.
10 networking guides for Linux sysadmins
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.
How to Setup a Cron Job in Debian 10
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.
Most-read open source news stories of 2019
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.
Understanding the /etc/shadow File
The /etc/shadow file keeps records about encrypted users' passwords, as well as other passwords related information.
How to Sketch Like a Pro in Krita
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.
7 questions to ask an employer before taking a sysadmin job
I learned a lot about "The Interview" during my first career transition. Hopefully, you will find some of these takeaways helpful.
A Brief History of Open Source Sofrtware
Everybody uses open source software today. But not everyone knows where it came from, or how many battles were fought along the way before it emerged victorious. If you're not sure you know the whole story, this article is for you.
Fkill - Interactively Search And Kill Processes On Linux
Fkill, stands for Fabulous Kill, is a cross-platform command line utility to interactively search and kill multiple processes at once.
The importance of consistency in your Python code
The principle of least surprise is a guideline when designing user interfaces. It says that when the user performs an action, the program should do whatever would surprise the user the least. This is for the same reason kids love reading the same book over and over again: there is nothing more comforting to people than the ability to predict and have those predictions come true.
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Linux Kernel 5.3 Reached End of Life, Users Urged to Upgrade to Linux Kernel 5.4
The Linux 5.3 kernel series has reached end of life and it will no longer receive maintenance updates that fix critical security issues or bugs.
How to extend your laptop battery lifespan on Linux Ubuntu/Debian
As computers become more powerful and more efficient, they rapidly drain their batteries because they consume more electricity. While this might depend on the number of running applications, laptop moans are mainly caused by battery life especially when they are not plugged in throughout the day.
How to Multitask in the Linux Terminal with Screen
Screen makes multitasking in the terminal simple. With it, you can run many tools in parallel, each in their session, and detach and re-attach to it at will
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