Live demos are the bane of professional speakers everywhere. Even the most well-prepared live demo can go wrong for unforeseeable reasons. This is a bad thing to happen while you're on stage in front of 300 people. Live demos of remote web apps are so fraught with peril that most people find other ways of presenting them. Screenshots can never fail, and local sandboxes won't fail on overloaded conference internet connections. But what if we can't set up a local sandbox in time for our talk? What if our database is huge and complex? read more

Repeat after me: _ is allowed in domain names A few Penguinistas spent a weekend working out why they can't get through to Netflix from their Linux machines, because when they tried, their DNS lookups failed.…

One of the core activities of a system administrator is that of monitoring and interacting with the processes running on a machine. In this tutorial you will be introduced to the use of some fundamental tools that will help you accomplish that vital task.

The development team behind the Ubuntu-based BackBox Linux ethical hacking distribution designed for security evaluations and penetration testing tasks announced the release of BackBox Linux 5.

Millions of IoT devices relying on widely used third-party toolkit gSOAP could face a zero-day attack, security firm Senrio disclosed Tuesday, which dubbed the vulnerability Devil's Ivy.

Firefox Focus launched on Google's Android mobile platform only a month ago, and it looks like it already passed the one million downloads mark, so Mozilla wants to celebrate this milestone by launching three new user-requested features.

Debian development team has announced the first maintenance release Debian 9.1 (Stretch). It brought several bug fixes and security updates for various packages. Download links for ISO images will be available soon.

During the first day at the Akademy, everything went according to plan and nearly everything was on time. Kudos to the organisers. The weather was balmy at the beginning of the day and, although Aleix Pol said it was not hotter than a hot day in Barcelona, many of the Scandinavian and Scottish attendees were visibly wilting under the sun. Fortunately for them, the venue is equipped with air-conditioning...

According to their authors React JS was built with a main objective: That the construction and maintenance of large applications with data that change over time, be as simple as possible .

React JS is a Javascript library whose main focus is on user interface (view) management. React JS will automatically manage UI updates when it detects changes to the internal data that each component of the view will have. When the data changes, React JS updates only those parts that have changed , is almost magical and very good for application performance, does not need to map, or make changes throughout the DOM unnecessarily.

The widely-used GNOME Tweak Tool utility that GNOME users can't live without was renamed the other day to GNOME Tweaks as part of a minor update towards version 3.26 for the upcoming GNOME 3.26 desktop environment.

Conference highlights for MesosCon North America -- taking place Sept. 13-15 in Los Angeles, CA -- include real-world experiences and insight from companies deploying Mesos in the datacenter. This annual conference brings together users and developers to share and learn about the Mesos project and its growing ecosystem. The conference features two days of sessions focused on the Apache Mesos Core and related technologies, as well as a one-day hackathon.  

With Open Container Initiative 1.0, container runtime and image specs have been standardized.

Hosting vendor GoDaddy first debutedi ts own OpenStack powered cloud service in March 2016, with high hopes of success. Those hope have been dashed, as GoDaddy sent out notices to its customers this week advising them that the service will be shut down.

The Wine development team announced the release and immediate availability for download of the Wine 2.13 development release, which brings some new features and improves support for various Windows apps and games.

Today I present an amazing terminal software call “FB Messenger CLI”. This helps us to read, write and send our messages through terminal! Now you can even socialize when messing with root or destroying your PC.

To scale successfully, every software development team needs to have a plan in place to plan and manage their work, and open source is no different. For many software teams, a scrum methodology is the framework they use for project management. Scrum is all about making development agile while keeping work sprints on a regular, fixed cadence so that features and bug fixes get built, tested, and deployed on a regular basis. read more

Seeed Studio’s $7 “Seeeduino V4.2” board is a full-sized Arduino Uno clone with a micro-USB host port, Uno-style expansion headers, and 3x Grove interfaces. Arduino Pico We’ve encounted several tiny, low-cost Arduino clones over the past couple of years including the $10 BeanDuino (20 x 11mm), $14 Arduino Pico (15 x 15mm), and $18 µduino […]

Just learn them all and stop worrying about the popularity contest Among developers, Python is the most popular programming language, followed by C, Java, C++, and JavaScript; among employers, Java is the most sought after, followed by C, Python, C++, and JavaScript.…

What if we applied the techniques Google applied to index the internet back in 1998 to the world of open source software? That's exactly the thought Andrew Nesbitt had in 2014 which lead to the creation of Libraries.io, an open source project for indexing other open source projects. This month Libraries.io released metadata on over 25 million open source projects. read more

In this week's edition of our open source news roundup, we take a look at Lucasfilm's MaterialX Library, the CatBoost machine learning library, DIY laboratory equipment, and more. Open source news roundup for July 9-21, 2017 read more

?A package file is an archive which contains the binaries and other resources that make software and the pre and post installation scripts. They also provide the information regarding dependencies and other packages required for the installation and running of the software.

It would have been impossible to avoid hearing that Canonical has decided to shift their flagship product away from their in-house Unity desktop back to an old friend: GNOME. You may remember that desktop — the one that so many abandoned after the shift from 2.x to 3.x.

One week passed since the dependency freeze stage took place for the upcoming KDE Applications 17.08 software suite, which means that today we can download and test drive the Beta milestone.

This week in Linux and open source headlines, ONAP leads the way in the automation trend, Mozilla launches new, open source speech recognition project, and more! Get up to speed with the handy Linux.com weekly digest!

Tails is an excellent option for an anonymous operating system. Learn how to make your own bootable Tails USB to turn any PC into an anonymous one.

Learn how to use locale and time zone settings to put your Linux system in the right time and place. You can use the material in this tutorial to study for the LPI 102 exam for Linux system administrator certification or to learn for fun.

Fedora 26 Workstation is the latest version of Fedora’s desktop-focused edition provides new tools and features for general users as well as developers. This release features the new GNOME 3.24 desktop environment, which includes a host of updated functionality including Night Light, an application that subtly changes screen color based on time of day to reduce effect on sleep patterns, The Weather information is now included in the notification area.

Netdata is an open source monitoring tool for Linux servers. In this tutorial, I will show you how to monitor Nginx using Netdata. The tutorial will cover the Nginx web server installation, enable the 'stub_status' module in Nginx and the Netdata installation on Ubuntu 16.04 Xenial Xerus.

A sharded cluster is a set of Replica Sets (shards) whose function is to evenly distribute the workload, in such a way that allows us to scale our applications horizontally in order to work with large amounts of data. MongoDB uses shielding support for deployments with very large data sets

In this week's Top 5, we highlight sysadmin, graph databases, and more. Top 5 articles of the week 5. Neo4j and graph databases: Getting started read more