New story! How to deploy Mattermost on CentOS 7

  • linuxize.com; By linuxize (Posted by linuxize on Apr 24, 2018 4:59 PM EDT)
  • Story Type: Tutorial
Mattermost is an open source, instant messaging platform, a self-hosted Slack alternative. It’s written in Golang and React and can use MySQL or PostgreSQL as a database backend.

New story! How to upgrade to Ubuntu Linux 18.04

  • ZDNet; By Steven J. Vaughan-Nichols (Posted by bob on Apr 24, 2018 3:44 PM EDT)
  • Story Type: News Story; Groups: Linux, Ubuntu
With Ubuntu 18.04 Linux, the next long-term support version, coming out shortly, it's time to go over how to upgrade this popular Linux distribution.

New story! How to create a 2D game with Python and the Arcade library

Python is an outstanding language for people learning to program, and perfect for anyone wanting to "get stuff done" and not spend heaps of time on boilerplate code. Arcade is a Python library for creating 2D video games that is easy to start using, and very capable as you gain experience. In this article, I will explain how to start using Python and Arcade to program video games. read more

New story! Important Logs to monitor to identify issues in the Linux system

An important part of System Administration is make sure that all the infrastructure is always up & working fine and if problems do arise on the servers, then to resolve those problems. We use...

New story! How to Password-Protect Folders and Files in Linux

  • Make Tech Easier; By Casey Houser (Posted by damien on Apr 24, 2018 12:01 PM EDT)
  • Story Type: Tutorial; Groups: Linux
In Linux, you can restrict users from file access with a few commands. Here is how you can password protect folders and files in Linux using file ownership and groups as a password protection measure.

New story! An introduction to the GNU Core Utilities

Two sets of utilities—the GNU Core Utilities and util-linux—comprise many of the Linux system administrator's most basic and regularly used tools. Their basic functions allow sysadmins to perform many of the tasks required to administer a Linux computer, including management and manipulation of text files, directories, data streams, storage media, process controls, filesystems, and much more. read more

New story! Package management in Ubuntu : Learn dpkg command with examples

Ubuntu, Debian & distros based on these uses .deb files for installation of softwares/applications on the system & in order to install these deb, we use dpkg package manager. With dpkg, we can install,...

New story! Best Free Python Web Frameworks – Rapid Development

One of the types of software that’s important for a web developer is the web framework. A framework “is a code library that makes a developer’s life easier when building reliable, scalable, and maintainable web applications” by providing reusable code or extensions for common operations. By saving development time, developers can concentrate on application logic rather than mundane elements.

New story! A gentle introduction to FreeDOS

FreeDOS is an old operating system, but it is new to many people. In 1994, several developers and I came together to create FreeDOS—a complete, free, DOS-compatible operating system you can use to play classic DOS games, run legacy business software, or develop embedded systems. Any program that works on MS-DOS should also run on FreeDOS. read more

New story! Introduction to the Doctrine ORM and data mapper pattern in php

  • linuxconfig.org; By Egidio Docile (Posted by LinuxCareer on Apr 24, 2018 5:50 AM EDT)
  • Story Type: Tutorial; Groups: PHP
In this tutorial we will see how to take our first steps with Doctrine, a data mapper pattern implementation that is part of the Symfony php framework, but can also be used on its own.

New story! Userspace Networking with DPDK

DPDK is a fully open-source project that operates in userspace. It's a multi-vendor and multi-architecture project, and it aims at achieving high I/O performance and reaching high packet processing rates, which are some of the most important features in the networking arena. It was created by Intel in 2010 and moved to the Linux Foundation in April 2017.

New story! New Terminal App in Chome OS Hints at Upcoming Support for Linux Applications

More evidence popped up recently that Google might be working on implementing support for Linux program on its Linux-based Chrome OS operating system for Chromebooks.

New story! Heptio Announces Gimbal, Netflix Open-Sources Titus, Linux 4.15 Reaches End of Life and More

News briefs for April 23, 2018.

New story! How Netflix handles failovers, Anaconda, Linux command-line tricks, Python datetime libraries, GDPR, microservices, and more

  • Opensource.com; By Rikki Endsley (Posted by bob on Apr 24, 2018 12:52 AM EDT)
  • Story Type: Roundups; Groups: Linux, Python
With more than 12,000 page views, Amjith Ramanujam's article on how Netflix does failovers in 7 minutes flat was our runaway hit last week.

New story! Raspberry Pi DAC HAT has dual 24-Bit DACs and a 128dB SNR

Orchard Audio’s “ApplePi DAC” audio HAT add-on for the Raspberry Pi is available for $175 on Kickstarter, featuring two 24-bit TI PCM1794A monoaural DACs, a 128dB SNR, and both balanced and unbalanced outputs.

New story! SUSE Launches Beta Program for SUSE Linux Enterprise High Performance Computing

SUSE recently announced a public beta program for its SUSE Linux Enterprise High Performance Computing (HPC) product as part of the upcoming SUSE Linux Enterprise 15 operating system release.

New story! Put Wind into your Deployments with Kubernetes and Helm

Learn how to run and test your code on a production-like environment with Kubernetes and Helm. I’m a Software Engineer. Every day, I come into work and write code. That’s what I’m paid to do. As I write my code, I need to be confident that it’s of the highest quality. I can test it locally, but anyone who’s ever heard the words, “...but it works on my machine,” knows that’s not enough.

New story! Linux id Command Tutorial for Beginners (5 Examples)

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Apr 23, 2018 7:55 PM EDT)
  • Story Type: Tutorial; Groups: Linux
If you are new to system administration in Linux, you will gradually learn that user management is an important aspect of your work. The Linux command line offers several command-line utilities for this purpose, and one of them is the id command.

New story! It's not just you: Spammers have been slipping spoofed messages to Gmail's 'sent' folder

Google confirms reports of mysterious mails popping up. Google has confirmed that it is possible for spammers to create spoofed emails that appear in a user's 'sent mail' folder.…

New story! Record Terminal Activity For Ubuntu 16.04 LTS Server

At times system administrators and developers need to use many, complex and lengthy commands in order to perform a critical task. Most of the users will copy those commands and output generated by those respective commands in a text file for review or future reference. Of course, “history” feature of the shell will help you in getting the list of commands used in the past but it won’t help in getting the output generated for those commands.

New story! Managing virtual environments with Vagrant

Vagrant is a tool that offers a simple and easy to use command-line client for managing virtual environments. I started using it because it made it easier for me to develop websites, test solutions, and learn new things. According to Vagrant's website, "Vagrant lowers development environment setup time, increases production parity, and makes the 'works on my machine' excuse a relic of the past."

New story! Breach detection with Linux filesystem forensics

  • Opensource.com; By Gary Smith (Posted by bob on Apr 23, 2018 2:45 PM EDT)
  • Story Type: Security, Tutorial; Groups: Linux
Forensic analysis of a Linux disk image is often part of incident response to determine if a breach has occurred. Linux forensics is a different and fascinating world compared to Microsoft Windows forensics. In this article, I will analyze a disk image from a potentially compromised Linux system in order to determine the who, what, when, where, why, and how of the incident and create event and filesystem timelines. Finally, I will extract artifacts of interest from the disk image.

New story! How to reset a root password on Fedora

  • Fedora Magazine (Posted by bob on Apr 23, 2018 1:30 PM EDT)
  • Groups: Fedora; Story Type: News Story
A system administrator can easily reset a password for a user that has forgotten their password. But what happens if the system administrator forgets the root password? This guide will show you how to reset a lost or forgotten root password. Note that to reset the root password, you need to have physical access to […]

New story! How to Install and Configure OpenSSH on Ubuntu 16.04

In this tutorial we will show you how to install, configure and use OpenSSH on Ubuntu 16.04. SSH (Secure Shell) is a protocol that allows you to access a remote machine securely while OpenSSH is a set of tools based on the SSH protocol.

New story! gksu Removed From Ubuntu, Here’s What You Can Use Instead

  • ITSFOSS.COM; By Abhishek Prakash (Posted by elobga on Apr 23, 2018 11:02 AM EDT)
  • Story Type: Tutorial
gksu has been been removed from Debian, Ubuntu 18.04 and other Linux distros. However, you can still get its functionality by using gvfs admin backend. This post from It's Foss guides you on how to do it.

New story! An introduction to Python bytecode

  • Opensource.com (Posted by bob on Apr 23, 2018 9:47 AM EDT)
  • Groups: Python; Story Type: News Story
If you've ever written, or even just used, Python, you're probably used to seeing Python source code files; they have names ending in .py. And you may also have seen another type of file, with a name ending in .pyc, and you may have heard that they're Python "bytecode" files. read more

New story! Swift Language: How to easily install SWIFT on Linux

Swift is a general purpose, compiled programming language that has been developed by Apple for macOS, IOS, watchOS, tvOS and for Linux as well. Swift offers better security, performance & safety & allows us...

New story! How to install Coppermine Photo Gallery on Ubuntu 16.04 LTS

Coppermine is a free, open source, fully featured and integrated photo gallery software written in PHP that allow us to publish and manage collection of pictures, create personal photo albums, group albums by categories, send e-cards, organize images and photos. In this tutorial, we will learn how to install Coppermine Photo Gallery on Ubuntu 16.04 LTS.

New story! University students create award-winning open source projects

  • Opensource.com (Posted by bob on Apr 23, 2018 6:04 AM EDT)
  • Story Type: News Story
In my short time working for Clarkson University, I've realized what a huge impact this small university is making on the open source world. Our 4,300 student-strong science and technology-focused institution, located just south of the Canadian border in Potsdam, New York, hosts the Clarkson Open Source Institute (COSI), dedicated to promoting open source software and providing equipment and support for student projects. read more

New story! Whats the most popular Linux of them all?

The data's messy for picking out the most popular Linux distributions, but there are some things we know we know.

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