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Using the Command Line to Decrypt a Message on Linux

If you have disabled the PGP plugin from your mail client and saved a copy of an encrypted email to your desktop, this guide will help you read that message in as safe a way as possible given what we know about the vulnerability described by EFAIL. Note that the first three steps (opening the...
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Wendy Cartee, Nick McKeown, Guru Parulkar, and Chris Wright discuss the first 10 years of software defined networking at Open Networking Summit North America.

The First 10 Years of Software Defined Networking

In 2008, if you wanted to build a network, you had to build it from the same switch and router equipment that everyone else had, according to Nick McKeown, co-founder of Barefoot Networks, speaking as part of a panel of networking experts at Open Networking Summit North America.  Equipment was...
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Batch Editing Files with ed

The other day at work I needed to edit 200 files at once. I wanted to do something pretty simple: basically, I had files that looked like this: foo: - bar - baz - bananas and I wanted to insert an extra line after the baz line that said elephant foo: - bar - baz - elephant - bananas...
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Develop your Linux Apps on This RISC-V Board

The “news” is that Microsemi and SiFive have collaborated on an expansion board that’s based on Microsemi’s RISC-V-based Polarfire FPGAs. The expansion board makes it easier for developers to write Linux-based applications targeting RISC-V using the Mi-V RISC-V ecosystem. RISC-V is a free and open...
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3 Useful Things You Can Do with the IP Tool in Linux

It has been more than a decade since the ifconfig command has been deprecated on Linux in favor of the iproute2 project, which contains the magical tool ip. Many online tutorial resources still refer to old command-line tools like ifconfig, route, and netstat. The goal of this tutorial is to share...
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Bigger than Linux: The Rise of Cloud Native

A trip to KubeCon + CloudNativeCon reveals a community hard at work building an open, agile and scalable cloud platform to fuel the boom in ubiquitous services.... To understand the importance of Kubernetes we need to return to containers briefly. Containers, by design, use less resources than...
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Kubernetes as a Service Built on OpenStack

In this video from the 2018 Swiss HPC Conference, Saverio Proto from SWITCH presents: Kubernetes as a Service Built on OpenStack. “At SWITCH we are looking to provide a container platform as a Service solution. We are working on Kubernetes leveraging the Openstack cloud provider integration. In...
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What’s New in Ubuntu Linux 18.04 LTS

Ubuntu 18.04 LTS “Bionic Beaver” arrives with a default Gnome desktop and a new minimalist install option for desktop users. Canonical’s Ubuntu distribution for Linux has earned a reputation for being user-friendly, with editions aimed at desktop, server, cloud, and IoT users. This changelog tracks...
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Toward the Jet Age of Machine Learning

Machine learning today resembles the dawn of aviation. In 1903, dramatic flights by the Wright brothers ushered in the Pioneer Age of aviation, and within a decade, there was widespread belief that powered flight would revolutionize transportation and society more generally. Machine learning (ML)...
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Setting up LVM Partition on a Linux Server

Think about this situation, you have a Ubuntu server and with your home videos or movies, books and other important files that are worth having a backup. You don’t have enough space on your laptop and also on your server the available space is almost gone. You go to a shop and buy a new HDD to make...
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