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Getting started with Jaeger to build an Istio service mesh

  • (Posted by bob on Mar 21, 2019 3:37 PM EDT)
  • Story Type: News Story
Service mesh provides a dedicated network for service-to-service communication in a transparent way. Istio aims to help developers and operators address service mesh features such as dynamic service discovery, mutual transport layer security (TLS), circuit breakers, rate limiting, and tracing. read more

How to Install Nginx on Ubuntu 18.04

Nginx is a free and open-source high-performance web server. It is also well-known for its reverse proxying, caching, load balancing, and media streaming. Configuring it is made simple, and it has low memory usage. A common misconception is that Apache is easier to use than Nginx – however, Nginx is just as easy-to-use as Apache. In this tutorial, we will show you how to install Nginx on an Ubuntu 18.04 VPS.

How To Check If A Port Is Open On Multiple Remote Linux System Using Shell Script With nc Command?

  •; By Magesh M (Posted by 2daygeek on Mar 21, 2019 1:08 PM EDT)
  • Story Type: Tutorial; Groups: Linux
2DayGeek: This small shell script allows you to check whether the given ports open or not on multiple servers?

How to use Spark SQL: A hands-on tutorial

  • (Posted by bob on Mar 21, 2019 11:54 AM EDT)
  • Groups: Apache; Story Type: News Story
In the first part of this series, we looked at advances in leveraging the power of relational databases "at scale" using Apache Spark SQL and DataFrames. We will now do a simple tutorial based on a real-world dataset to look at how to use Spark SQL. We will be using Spark DataFrames, but the focus will be more on using SQL. In a separate article, I will cover a detailed discussion around Spark DataFrames and common operations. read more

How to Watch Your Favorite Streaming Services on Linux

  • Make Tech Easier; By Nick Congleton (Posted by damien on Mar 21, 2019 10:39 AM EDT)
  • Story Type: Tutorial; Groups: Linux
Streaming services are more popular than ever, but many don't support Linux. Take these steps, and you'll be watching streamed content on Linux in no time!

SteamOS is alive with a new beta and updated drivers, also a new Steam Client Beta is out

  •; By Liam Dawe (Posted by liamdawe on Mar 21, 2019 9:25 AM EDT)
  • Story Type: News Story; Groups: Games
Valve haven't given up on their home-grown Linux distribution yet, with SteamOS seeing another beta update. Additionally, there's another Steam Beta Client update about.

Scaling relational databases with Apache Spark SQL and DataFrames

  • (Posted by bob on Mar 21, 2019 8:11 AM EDT)
  • Groups: Apache; Story Type: News Story
Relational databases are here to stay, regardless of the hype and the advent of newer databases often called NoSQL databases. The simple reason is that relational databases enforce essential structure, constraints, and provide a nice, declarative language to query data (which we love): SQL! read more

How to Kick a User Off of a Linux System

  • Putorius; By Steven Vona (Posted by savona on Mar 21, 2019 6:56 AM EDT)
  • Story Type: Tutorial; Groups: Linux
Learn how to kick a user off of a system. Sometimes it is necessary to forcefully disconnect a user from the system for maintenance or because of malicious activity. In this article we will discuss how to forcefully kick a user and basic sysadmin etiquette.

Android clampdown on calls and texts access trashes bunch of apps

Users unchuffed, devs pulling bricked wares off Google Play. Android looks a little less open now that Google has begun to enforce draconian new rules on accessing a phone's call and text logs.…

Tor-Powered Tails 3.13 Anonymous Linux OS Adds Extra Security and Latest Updates

Tails, the amnesic incognito live system based on the Debian GNU/Linux operating system, has been updated to version 3.13, a release that adds extra security and latest updates.

4 Ways to Install Mozilla Firefox in Ubuntu

  •; By Karim Buzdar (Posted by vitux on Mar 21, 2019 3:13 AM EDT)
  • Story Type: Tutorial; Groups: Ubuntu
In this article, we will describe four ways to install Mozilla Firefox on your system. You can then make a choice based on the source you want to install Firefox from and also if you want to use the UI or the command line: Snap Store, Official Ubuntu Repository, Mozilla PPA repository and via download from

How to Install Wiki.js on CentOS 7

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Mar 21, 2019 1:59 AM EDT)
  • Story Type: Tutorial; Groups: Linux
Wiki.js is a modern and powerful OpenSource wiki app based on Node.js, Git, and Markdown. Wiki.js runs on the flamingly fast Node.js engine and is optimized to conserve CPU resources.

DevOps hiring and training: 16 top-rated skills

  •; By Kevin Casey (Posted by crudder on Mar 21, 2019 12:45 AM EDT)
  • Story Type: Editorial; Groups: Community
The best DevOps pros have skill sets spanning three crucial areas: automation, process, and soft skills

DebConf20 Conference to Be Hosted in Haifa, Israel, for Debian GNU/Linux 11

  • Softpedia; By Marius Nestor (Posted by hanuca on Mar 20, 2019 11:30 PM EDT)
  • Story Type: News Story; Groups: Debian
The Debian Project announced today the host city for next year's DebConf20 Debian GNU/Linux developer conference as Haifa, in Israel.

Handling Complex Memory Situations

Jérôme Glisse felt that the time had come for the Linux kernel to address seriously the issue of having many different types of memory installed on a single running system. There was main system memory and device-specific memory, and associated hierarchies regarding which memory to use at which time and under which circumstances. This complicated new situation, Jérôme said, was actually now the norm, and it should be treated as such.

Managing changes in open source projects

  • (Posted by bob on Mar 20, 2019 9:02 PM EDT)
  • Story Type: News Story
Why bother having a process for proposing changes to your open source project? Why not just let people do what they're doing and merge the features when they're ready? Well, you can certainly do that if you're the only person on the project. Or maybe if it's just you and a few friends. read more

Quickly Go Back To A Specific Parent Directory Using bd Command In Linux

  •; By Magesh M (Posted by 2daygeek on Mar 20, 2019 7:47 PM EDT)
  • Story Type: Tutorial; Groups: Linux
2DayGeek: bd command allow us to quickly go back to a specific parent directory in Linux.

4 cool terminal multiplexers

The Fedora OS is comfortable and easy for lots of users. It has a stunning desktop that makes it easy to get everyday tasks done. Under the hood is all the power of a Linux system, and the terminal is the easiest way for power users to harness it. By default terminals are simple and […]

Google Announces Stadia Cloud Gaming Service Powered by Linux and Vulkan

  • Softpedia; By Marius Nestor (Posted by hanuca on Mar 20, 2019 4:04 PM EDT)
  • Story Type: News Story; Groups: Games
Google announced today during the GDC (Game Developers Conference) 2019 conference a new cloud-based video game streaming platform called Stadia.

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