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People who have experience programming in languages like C or FORTRAN are familiar with the concept of arrays. They’re basically a contiguous block of memory where each location is a certain type: integers, floating-point numbers, or what-have-you. The situation in Java is similar, but with a few extra wrinkles.

Often, when working on a project that uses Git, you’ll want to exclude specific files or directories from being pushed to the remote repository. The .gitignore file specifies what untracked files Git should ignore.

It is easy to create a Windows 10 installer USB on a Windows machine, but if you want to do it on Linux, here's how you can do so.

The KDE Project released the first point release of their latest KDE Plasma 5.17 desktop environment for Linux-based operating system, a maintenance update that brings many bug fixes.

Bash is a powerful programming language, one perfectly designed for use on the command line and in shell scripts. This three-part series, based on my three-volume Linux self-study course, explores using Bash as a programming language on the command-line interface (CLI). read more

If your display is getting glitchy, you can conduct a stress test before you get a new one. Here's how you can stress test your graphics card on Linux.

Learn how to send DHCPREQUEST or DHCPINFORM packets from the Linux command line to your networks DHCP server to test availability of the service.

You can use any of the lightweight Linux distros and bring your old machine back to life. In as much we focus on the old distros, we do have some new releases that do not require many resources that can re-invent your old computers

Containers and Ansible blend together so nicely—from management and orchestration to provisioning and building. In this article, we'll focus on the building part.

Node.js 12 has been promoted to Long Term Support (LTS) and Node.js 13 is available now

Updating or upgrading your Red Hat Satellite server goes best when you follow these steps.

Install Odoo 13 on Ubuntu 18.04 with Nginx – Google Cloud. In this tutorial you are going to learn how to install and setup Odoo with Nginx reverse proxy and connect it with PostgreSQL on a remote database server for high performance.

This is a weekly blog about the Raspberry Pi 4 (“RPI4”), the latest product in the popular Raspberry Pi range of computers.

There is a multitude of reasons to learn vim, from its simple navigation tools to its quick and dirty character correction. Here's what you need to know.

Mozilla has released Firefox 70, introducing new security indicators for HTTP and HTTPS sites, and a new privacy report that shows how many times its Enhanced Tracking Protection has blocked third-party tracking cookies, fingerprinting, and browser-based cryptominers.

GNU developers unhappy with Richard Stallman sticking around as head of the GNU Project and not planning to make any "radical" changes are now expressing their desire for the GNU to be restructured as a "bottom-up" organization whereby those active developers and volunteers involved could potentially have more say.

This brief describes how to install missing Man pages of commands on Ubuntu and other Deb-based systems.

Open Source is like a broken record, and it is a broken promise. If you want to fail, follow them — they will show you the way.

Capabilities essentially divide the power of the root user into separate privileges, which improves security by limiting the access an attacker would gain by exploiting or abusing a service.

CMake is an open-source, cross-platform family of tools designed to build, test and package software. In this article, we will describe how you can install CMake to your Ubuntu both through the UI and the command line.