april 2019 – Linux.se

Ubuntu 19.04

Idag släppts Ubuntu 19.04

http://releases.ubuntu.com/19.04/

Linux 25 År senare

Linux Journal har gjort en intertjuv med Linus Torvalds .

Det kommer ingen Raspberry PI 4 under 2019

Det kommer ingen Raspberry Pi 4 under 2019. Enligt Toms hardware bero detta på att man måste omdesigna hela arkitekturen kring 4:a. Priset kommer bli ca $35 när det väl når marknaden.

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The Mozilla IoT Team Announces Mozilla WebThings, LibreOffice 6.2.3 Released, LabPlot 2.6 Now Available, OpenJDK 11 Is Now the Default in Ubuntu 18.04 LTS and 19.04, and Zend Framework Heads to The Linux Foundation as the Laminas Project 19 april, 2019
News briefs for April 19, 2019. The Mozilla IoT team announces that its Project Things is moving on from its experimental phase and now will be known as Mozilla WebThings. The team's mission is to create a "Web of Things" implementation that helps "drive IoT standards for security, privacy and interoperability". Mozilla WebThings is "an […]
FOSS Project Spotlight: Drupal 19 april, 2019
by Lizz Troudeau Drupal is a content management framework, and it's used to make many of the websites and applications you use every day. Drupal has great standard features, easy content authoring, reliable performance and excellent security. What sets Drupal apart is its flexibility; modularity is one of its core principles. Its tools help you […]
Ubuntu 19.04 "Disco Dingo" Released, Eclipse Foundation's 2019 IoT Developer Survey Results, OpenSSH 8.0 Now Available, digiKam 6.1.0 Is Out and Three New openSUSE Tumbleweeds Released 18 april, 2019
News briefs for April 18, 2019. Canonical this morning announced the release of Ubuntu 19.04 "Disco Dingo". According to the press release, Ubuntu 19.04 is "on open infrastructure deployments, the developer desktop, IoT, and cloud to edge software distribution". Of the release, Canonical CEO Mark Shuttleworth says, "The open-source-first on Ubuntu movement in telco, finance, […]
Back in the Day: UNIX, Minix and Linux 18 april, 2019
by Dave Taylor Columnist Dave Taylor reminisces about the early days of UNIX and how Linux evolved and grew from that seed. Twenty five years of Linux Journal. This also marks my 161st column with the magazine too, which means I've been a part of this publication for almost 14 years. Where does the time […]
VirtualBox 6.0.6 Is Now Available, Red Hat Announces Stewardship of OpenJDK 8 and OpenJDK 11 Projects, Qt Creator 4.9.0 Released, Final Beta for Mageia 7 Out for Testing, and Debian 10 Buster in an Update Freeze 17 april, 2019
News briefs for April 17, 2019 VirtualBox 6.0.6 is now available. This maintenance release includes several bug fixes, added support for kernel 5.0 and 5.1 and "Oracle Critical Patch Updates" for April 2019. See the Changelog for the complete list of changes, and go here for download links. Red Hat today announced it "will serve […]
Support for Persistent Memory 17 april, 2019
by Zack Brown Persistent memory is still sort of a specialty item in Linux—RAM that retains its state across boots. Dave Hansen recently remarked that it was a sorry state of affairs that user applications couldn't simply use persistent memory by default. They had to be specially coded to recognize and take advantage of it. […]
Mozilla Announces the Hubs Discord Bot, Unity 2019.1 Now Available, Qt 5.13 Beta Is Out, Whitewater Foundry Launches Pengwin and the Valve Index VR Headset to Support Linux 16 april, 2019
News briefs for April 16, 2019. Mozilla this morning announces the Hubs Discord Bot. Hubs allows you "to create private spaces where your conversations, content, and data is protected". The integration with the Discord platform will provide text and voice chat for Hub communities. From the blog post: "Using Discord as a persistent platform that […]
Open Source Is Eternal 16 april, 2019
by Glyn Moody Open source has won the present, but what about the future? In the March 2018 issue of Linux Journal, I wrote an article taking a look back over the previous decade. An astonishing amount has changed in such a short time. But as I pointed out, perhaps that's not surprising, as ten […]
New Flatpak Sandboxing Linux Package Management Platform Release, Ubuntu 19.04 Final Freeze Stage, New Version of Emacs Out, Reiser4 File System Now Supports Linux 5.0 Kernel, New Version of Wine Released 15 april, 2019
Flatpak, the sandboxing Linux package management platform, just announced the release of version 1.3.2 containing both security and stability enhancements. Ubuntu 19.04 is now officially in a Final Freeze stage. Its official release date is still scheduled for April 18. Emacs 26.2 is now out, supporting version 11.0 of the Unicode standard, enabling modules to […]
Pattern Matching In Bash 15 april, 2019
by Mitch Frazier Wildcards have been around forever. Some even claim they appear in the hieroglyphics of the ancient Egyptians. Wildcards allow you to specify succinctly a pattern that matches a set of filenames (for example, *.pdf to get a list of all the PDF files). Wildcards are also often referred to as glob patterns (or when […]

Build a SatNOGS ground station with a Raspberry Pi 3B+ | HackSpace magazine #18 18 april, 2019
The big feature on outer space in issue 18 of HackSpace magazine, available from today, shows you how to build your own satellite and launch it into orbit. No, we’re not kidding, this is an actual thing you can do. And to track the satellite you’ve launched, or another satellite you’re interested in, here’s how […]
Rousseau-inspired Raspberry Pi Zero LED piano visualiser 17 april, 2019
Unlock your inner Rousseau with this gorgeous Raspberry Pi Zero LED piano visualiser. Piano LED Visualizer Inspired by Rousseau videos I tried to build my own Piano Visualizer. It is made with Raspberry Pi and WS2812B LED strip. Screen and buttons: Waveshare LCD TFT 1,44” 128x128px. Pianist Rousseau Fans of the popular YouTube pianist Rousseau would […]
Beowulf Clusters, node visualisation and more with Pi VizuWall 16 april, 2019
Pi VizuWall is a multi-Raspberry Pi MPI computing system with a difference. And the difference is servo motors! Pi VizWall at Maker Faire Miami We can thank Estefannie for this gem. While attending Maker Faire Miami earlier this month, she shared a video of Pi VizWall on her Instagram Stories. And it didn’t take long […]
Watch Game of Thrones with a Raspberry Pi-powered Drogon 15 april, 2019
Channel your inner Targaryen by building this voice-activated, colour-changing, 3D-printed Drogon before watching the next episode of Game of Thrones. Winter has come This is a spoiler-free zone! I’ve already seen the new episode of season 8, but I won’t ruin anything, I promise. Even if you’ve never watched an episode of Game of Thrones […]
Raspberry Pi-controlled brass bell for the ultimate wake-up call 12 april, 2019
Not one for rising with the sun, and getting more and more skilled at throwing their watch across the room to snooze their alarm, Reddit user ravenspired decided to hook up a physical bell to a Raspberry Pi and servo motor to create the ultimate morning wake-up call. DIY RASPBERRY PI BELL RINGING ALARM CLOCK! […]
Coding Breakout’s brick-breaking action | Wireframe #11 11 april, 2019
Atari’s Breakout was one of the earliest video game blockbusters. Here’s how to recreate it in Python. Atari Breakout The games industry owes a lot to the humble bat and ball. Designed by Allan Alcorn in 1972, Pong was a simplified version of table tennis, where the player moved a bat and scored points by […]
Bind MIDI inputs to LED lights using a Raspberry Pi 10 april, 2019
Blinky lights and music created using a Raspberry Pi? Count us in! When Aaron Chambers shared his latest project, Py-Lights, on Reddit, we were quick to ask for more information. And here it is: [Seizure Warning] Raspberry Pi MIDI LED demo A demo for controlling LEDs on a Raspberry Pi Song: Bassnectar – Chasing Heaven […]
Raspberry Pi underwater camera drone | The MagPi 80 9 april, 2019
Never let it be said that some makers won’t jump in at the deep end for their ambitious experiments with the Raspberry Pi. When Ievgenii Tkachenko fancied a challenge, he sought to go where few had gone before by creating an underwater drone, successfully producing a working prototype that he’s now hard at work refining. […]
Hacking an Etch-A-Sketch with a Raspberry Pi and camera: Etch-A-Snap! 8 april, 2019
Kids of the 1980s, rejoice: the age of the digital Etch-A-Sketch is now! What is an Etch-A-Sketch Introduced in 1960, the Etch-A-Sketch was invented by Frenchman André Cassagnes and manufactured by the Ohio Art Company. The back of the Etch-A-Sketch screen is covered in very fine aluminium powder. Turning one of the two directional knobs runs […]
New Wolfram Mathematica free resources for your Raspberry Pi 5 april, 2019
We’ve worked alongside the team at Wolfram Mathematica to create ten new free resources for our projects site, perfect to use at home, or in your classroom, Code Club, or CoderDojo. Try out the Wolfram Language today, available as a free download for your Raspberry Pi (download details are below). The Wolfram Language The Wolfram language […]

How to Install and Configure TaskBoard on Ubuntu 18.04 LTS 19 april, 2019
TaskBoard is an open source Kanban-inspired app that can be used to keep track of things that need to get done. In this tutorial, we will learn how to install TaskBoard on Ubuntu 18.04 server.
How to Install Craft CMS on Debian 9 18 april, 2019
This tutorial will walk you through the Craft CMS installation procedure on a fresh Debian 9 server using Nginx as the web server and we will secure the website with a Let's encrypt SSL certificate.
How to install Stacer System Monitor on Ubuntu 18.04 LTS 17 april, 2019
Stacer is an open source tool to monitor the performance of an Ubuntu Desktop. It provides a user-friendly dashboard that can be used to monitor CPU, Memory & Disk Usage, and System cleaner to clean system caches.
How to Install OpenVPN Server and Client with Easy-RSA 3 on CentOS 7 16 april, 2019
OpenVPN is an open source application that allows you to create a secure private network over the public internet. In this tutorial, we will show you how to step-by-step install and configure OpenVPN on CentOS 7.6. And we will implement the certificate-based OpenVPN authentication.
Linux C Programming tutorial part 22 - Accessing command line arguments within C program 15 april, 2019
In the previous tutorial, we discussed multiple concepts related to pointers in C programming language. One of the concepts we discussed was an array of pointers.
Ansible Guide: Create Ansible Playbook for LEMP Stack 12 april, 2019
Ansible is a simple automation tool that automates software application deployment, cloud provisioning, and configuration management. In this tutorial, we're going to show you how to create basic Ansible Playbook for provisioning the LEMP Stack on Ubuntu 18.04 Server.
Linux C Programming tutorial Part 21: Character pointers, array of pointers, and pointer to pointer 12 april, 2019
The concept of pointers is indeed one of the very important concepts in the C programming language. Up until now, we have discussed several aspects of pointers in C. Expanding on that, in this tutorial, we will be discussing a few more pointer concepts.
How to configure an NFS server and mount NFS shares on Ubuntu 18.04 11 april, 2019
Network File System (NFS) is a popular distributed filesystem protocol that enables users to mount remote directories on their server. The system lets you leverage storage space in a different location and write onto the same space from multiple servers in an effortless manner. It, thus, works fairly well for directories that users need to […]
Installing Ubuntu Cloud as RDP-enabled Remote Desktop in an offline Openstack environment 10 april, 2019
In this tutorial, we’ll be deploying an RDP-enabled Linux host serving as a Remote Desktop on a limited access (no internet connectivity) environment. For that purpose, we’ll be using two mirrored instances of Ubuntu Cloud servers, one online and the other offline, so that the correct packages can be deployed on the offline server.
The Perfect Server CentOS 7.6 with Apache, PHP 7.2, Postfix, Dovecot, Pure-FTPD, BIND and ISPConfig 3.1 9 april, 2019
This tutorial shows how to install ISPConfig 3.1 on a CentOS 7.6 (64Bit) server. ISPConfig 3 is a web hosting control panel that allows you to configure the following services through a web browser: Apache web server, Postfix mail server, MySQL, BIND nameserver, PureFTPd, SpamAssassin, ClamAV, Mailman, and many more.

Install The Latest OpenJDK 12, 11 or 8 in Ubuntu, Debian or RHEL Using Zulu OpenJDK Builds 19 april, 2019
LinuxUprising: Azul Systems provides tested, certified builds of OpenJDK, under the name of Zulu.
Creating SWAP partition using FDISK & FALLOCATE commands 19 april, 2019
Swap-partition holds the memory which is used in case the physical memory (RAM) is full .
HTTPie - A Modern Command Line HTTP Client For Curl And Wget Alternative 19 april, 2019
2DayGeek: Learn how to use httpie tool to make CLI interaction with web services.
How To Remove Plank Shadow On Xubuntu? 19 april, 2019
Plank is a simple dock application that is widely used by Linux users.
How to Generate a Random Number in Linux 19 april, 2019
Learn how to generate a random number from the Linux command line.

Wireless Sniffer Kismet 2019-04-R1 Adds New Web UI, Support For Non-WiFi Captures 20 april, 2019
A new major Kismet version has been released, almost 3 years after the previous stable release. The new 2019-04-R1 version features a massively rewritten code base, a new web UI, support for non-WiFi capture types, and much more.
How to Upgrade Ubuntu 18.10 to Ubuntu 19.04 20 april, 2019
Ubuntu 19.04 (Disco Dingo) is here and we bet many of you would want to upgrade their Ubuntu 18.10 (Cosmic Cuttlefish) installations, so we've prepared a quick and easy to follow tutorial on how to do just that.
How To Delete/Remove A User Account In Linux? 20 april, 2019
2DayGeek: Learn how to remove a user account completely from Linux system.
This is how System76 does open hardware 20 april, 2019
Most people know very little about the hardware in their computers. As a long-time Linux user, I've had my share of frustration while getting my wireless cards, video cards, displays, and other hardware working with my chosen distribution. Proprietary hardware often makes it difficult to determine why an Ethernet controller, wireless controller, or mouse performs […]
How To Make a Bootable Windows 10 USB On Linux Using WoeUSB 20 april, 2019
WoeUSB is a Linux tool for creating bootable Windows USB sticks for installing Windows, from an ISO or DVD image.WoeUSB 3.3.0 was released a few days ago with only one, but very important feature. The WoeUSB GUI now features an option that allows the user to select the target filesystem type (FAT or NTFS, with […]

Tiny laser pico projector available in Raspberry Pi HAT model
On Kickstarter: a tiny, laser-based “Nebra AnyBeam” pico projector with 720p resolution and up to 381cm screen sizes available in four versions: standalone, dev kit, Raspberry Pi HAT, and an RPi-Zero W based “Monster Ball.” A Pi Supply spinoff called Nebra has successfully launched the “world’s smallest pocket laser pico projector” on Kickstarter. The fanless, […]
Getting started with social media sentiment analysis in Python
Natural language processing (NLP) is a type of machine learning that addresses the correlation between spoken/written languages and computer-aided analysis of those languages. We experience numerous innovations from NLP in our daily lives, from writing assistance and suggestions to real-time speech translation and interpretation.read more
Wireless Sniffer Kismet 2019-04-R1 Adds New Web UI, Support For Non-WiFi Captures
A new major Kismet version has been released, almost 3 years after the previous stable release. The new 2019-04-R1 version features a massively rewritten code base, a new web UI, support for non-WiFi capture types, and much more.
How to Upgrade Ubuntu 18.10 to Ubuntu 19.04
Ubuntu 19.04 (Disco Dingo) is here and we bet many of you would want to upgrade their Ubuntu 18.10 (Cosmic Cuttlefish) installations, so we've prepared a quick and easy to follow tutorial on how to do just that.
How To Delete/Remove A User Account In Linux?
2DayGeek: Learn how to remove a user account completely from Linux system.
This is how System76 does open hardware
Most people know very little about the hardware in their computers. As a long-time Linux user, I've had my share of frustration while getting my wireless cards, video cards, displays, and other hardware working with my chosen distribution. Proprietary hardware often makes it difficult to determine why an Ethernet controller, wireless controller, or mouse performs […]
How To Make a Bootable Windows 10 USB On Linux Using WoeUSB
WoeUSB is a Linux tool for creating bootable Windows USB sticks for installing Windows, from an ISO or DVD image.WoeUSB 3.3.0 was released a few days ago with only one, but very important feature. The WoeUSB GUI now features an option that allows the user to select the target filesystem type (FAT or NTFS, with […]
Tauon Music Box – Excellent desktop music player
Continuing my series, here’s a further graphical music player. Bearing the moniker Tauon Music Box (Tauon), it’s based around disposable playlists and the assumption that folders are albums. They are also intended to function as a kind of workspace or to keep different music collections separate.
How to Install and Configure TaskBoard on Ubuntu 18.04 LTS
TaskBoard is an open source Kanban-inspired app that can be used to keep track of things that need to get done. In this tutorial, we will learn how to install TaskBoard on Ubuntu 18.04 server.
4 cool new projects to try in COPR for April 2019
COPR is a collection of personal repositories for software that isn’t carried in Fedora. Some software doesn’t conform to standards that allow easy packaging. Or it may not meet other Fedora standards, despite being free and open source. COPR can offer these projects outside the Fedora set of packages. Software in COPR isn’t supported by […]
Zend Framework Headed to the Linux Foundation as Open Source Laminas Project
Core framework used by enterprise application developers for PHP is moving to an open governance model.
Creating a Self-Signed SSL Certificate
A self-signed SSL certificate is a certificate that is signed by the person who created it rather than a trusted certificate authority. Self-signed certificates can have the same level of encryption as the trusted CA-signed SSL certificate.
What’s New In Ubuntu 19.04 “Disco Dingo”
After 6 months of development, Ubuntu 19.04 is released. As always it was exciting to wait for the new Ubuntu release with new features. In this article, I am going to walk you through what’s new in Ubuntu 19.04 codenamed, “Disco Dingo”. So keep reading!
4 of the Best Screen Recorders for Ubuntu
You have plenty of choices when it comes to screen recorders for Ubuntu. Here are some of the best screen recorders for Ubuntu that you can use.
KDE Applications 19.04 Released
The first new applications bundle release of the year adds stability, coherence and new features that help users become more comfortable and more productive using KDE software. KDE[he]#039[/he]s file manager, Dolphin, can now show previews of more types of files, including Microsoft Office files, Blender 3D scenes, and EPUB eBooks.
Ubuntu Budgie 19.04 Released with Budgie 10.5 Desktop and Brand-New Theme
The Ubuntu Budgie 19.04 operating system arrived today as part of the major Ubuntu 19.04 (Disco Dingo) release, adding several new features, a new look, and other improvements.
In-flight WiFi streamer supports 100 clients with 8TB of video
Kontron has launched a “Cab-n-Connect” streaming wireless system for in-flight entertainment with an Atom C3000, dual 802.11ac access points for up to 100 clients, up to 8TB storage, and up to 12-hour batteries. Kontron announced production availability of an “entry-level” Cab-n-Connect P100 wireless streaming platform for in-flight entertainment (IFE) on commercial airplanes. The WiFi streaming […]
Fedora vs Ubuntu – Differences and Similarities
Two of the most popular (yet different) Linux distros are Fedora and Ubuntu. There are quite a lot of differences and similarities between the two. For beginners, they may seem the same or very similar, but read our comparison and you’ll learn more about Fedora and Ubuntu and how they correlate to each other.
Echo Command in Linux with Examples
The echo command is one of the most basic and frequently used commands in Linux. It prints the strings that are passed as arguments to the standard output.
Hard Links vs Soft (Symbolic) Links in Linux and How to Create Them
Learn the difference between hard link and soft links in Linux and how to create them with examples.

Teltonika Combo MIMO Mobile/GNSS/WIFI Roof SMA
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Mikrotik PL7400 PWR-Line 7400 European plug (Type C)
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Mikrotik QME Quickmount Extra for large antennas
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Samsung SE310 Series S27E330H Black 1ms
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Samsung 27″ monitor silver
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Logitech Ultimate Ears BOOM 2 Bluetooth-högtalare, 360 graders ljud, v
Logitech Ultimate Ears BOOM 2 Bluetooth-högtalare, 360 graders ljud, vattentät, knacka för att spela, cherrybomb red BOOM 2 från Ultimate Ears är en vattentät Bluetooth-högtalare utformad av de mest oinhiberade premiummaterialen. BOOM 2 får festen att rulla. Använd UE BOOM appen för att trådlöst ansluta flera BOOM-högtalare och styra uppspelning, volym, EQ och mer trådlöst. […]
ADATA XPG 256GB MicroSDXC UHS-I U3 R:100MB/sec,W:80MB/sec
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Apple iPhone 7 128GB RED Grade A
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