Issue #223 / Jun 2019

DVD: FreeBSD 12.0 and Ubuntu Mate 18.10

Article Code

Approximate on sale dates:

  • UK/Europe: May 04
  • USA/Canada: May 31
  • Australia: Jul 01

Highlights:

This month we share some advanced techniques for working with the famous Git remote version control system used by open source developers. Other highlights in this issue include:

  • Desktop FreeBSD – is this highly secure and stable server operating system a worthy replacement for desktop Linux?
  • Sudo Voodoo – Sudo is a popular tool that lets you change user privilege levels on the fly. We show you some tricks for making sudo more powerful and more secure.

Look in MakerSpace for a study of Google’s Firebase cloud platform for IoT, and check out LinuxVoice for a tutorial on Bash shell math.

SERVICE: Welcome

The Free Software community sometimes reminds me of those similar-but-mysteriously-not-similar parallel universes that turn up in science fiction novels. It looks just like the rest of the world, but occasionally you get a reminder that it really is a little different.

SERVICE: This Month's DVD

FreeBSD 12.0 and Ubuntu MATE 18.10

NEWS: NEWS

Updates on technologies, trends, and tools

In the news: Software Freedom Conservancy announces end to VMware lawsuit; Chef goes all open source; SUSE spins off from parent company; Gnome 3.32 released; NSA's reverse engineering tool released; and a new Mirai Botnet variant discovered.

NEWS: Kernel News

Zack Brown reports on enhancing KUnit, arguing over a nonexistent problem, and Cgroup core wars.

NEWS: Chameleon Goes Country

New energy at SUSE's annual SUSECON conference

The SUSE community pondered new challenges and the path ahead at its annual SUSECON convention in Nashville, Tennessee.

COVER STORIES: Git Tips and Tricks

Tips from the experts on getting more from Git

The Git distributed version control system is a popular tool for managing open source development projects. If you know the basics of Git but are looking to learn the ways of the experts, read on for some useful Git tips and tricks.

COVER STORIES: Tree View

Four graphic interfaces for Git

Complex Git projects sometimes require a better view of the dependencies and branches. Several tools offer GUI options for Git. We take a look at gitk, gitg, git-gui, and GitAhead.

REVIEWS: Desktop FreeBSD

FreeBSD 12 as an alternative to the Linux desktop

FreeBSD is a reliable and highly secure server operating system. We look at how FreeBSD fares as a desktop system.

: Linux over Android

Using VolksPC OS to run Linux applications over Android

Linux desktop users can now use an estimated two million Android apps that were previously unavailable on Linux with VolksPC OS.

: Sudo Voodoo

Using sudo options to enhance security

By taking the time to learn sudo's many options, you can make your system more secure.

: Bash 5.0

The decade long wait for Bash 5

It's a coincidence that the Linux kernel and Bash jumped to version 5.0 at about the same time. While Linus assigns the numbers as he sees fit, Bash changes its version when major adjustments are made. Here's what users can expect in Bash 5.

: Bitnami

An alternative to Docker, Snap, and company

When setting up complex web-based services such as Drupal or Plone, there are many hurdles to overcome. Bitnami will make your job easier.

NEWS: Ghost Tracker

Log File Navigator

During a long trek through the verbose syslog, really important warnings and errors are scattered along the path. Sometimes a missing message can be the decisive event. Sys admin columnist Charly has now hired a tracker to help him search for clues: Log File Navigator.

NEWS: A Tale of tails

Custom file monitoring

When it comes to file monitoring, tail's replacements, colortail and MultiTail, offer more sophisticated control over how your information is displayed.

: Gnome Remote Desktop

Remote access to Wayland desktops under Fedora 29

In Fedora 29, you can enable a VNC server on Wayland with a few mouse clicks, thus enabling remote desktop access.

NEWS: Data Scraper

Screen scraping with Colly in Go

The Colly scraper helps developers who work with the Go programming language to collect data off the web. Mike Schilli illustrates the capabilities of this powerful tool with a few practical examples.

NEWS: The EOMA68 Laptop

The Road to Production

Despite challenges, hardship, and delays, the EOMA68 laptop project is set to test its first PCBs. Through this learning curve, Leighton, the project's developer, has laid the groundwork for other open source hardware pioneers.

: Google Firebase

Cloud storage for your IoT projects

IoT projects on the Google Firebase platform promise future expandability and features.

LINUX VOICE: Introduction

This month in Linux Voice.

LINUX VOICE: maddog's Doghouse

Cooperation and freedom for all

The GPL's "freedom zero" can be applied to more than just open-source software.

LINUX VOICE: Game Review

Unforeseen Incidents combines suspense with easy puzzles Point-and-Click Mystery

In Unforeseen Incidents, a deadly virus and a spooky government quarantine are the prelude to an exciting point-and-click adventure for adults.

LINUX VOICE: Joplin

Open source note taking with Joplin Listed and Distributed

If you are looking for an open source alternative to Evernote, why not switch to Joplin?

LINUX VOICE: FOSSPicks

If there's one thing writing FOSSPicks has taught Graham, it's that there are as many ways to install and build a package as there are to cook an egg.

LINUX VOICE: Tutorials – Shell Math

Prepare calculations and chart results with Bash Math, Shell Style

While Bash is not the most advanced environment for doing and visualizing math, its power will surprise you. Learn how to calculate and display your results with shell scripts.

LINUX VOICE: Tutorials – OpenSCAD

Using OpenSCAD to build custom 3D pieces Build Your Own Body

OpenSCAD lets you use simple scripts to build 3D bodies from primitive shapes that you can then send to your 3D printer. It also lets you create custom shapes for pieces and objects. In this article, we look at two ways to do just that.

Issue 35: 101 Cool Linux Hacks/Special Editions

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