There are times when multiple users are logged in to a server computer, and you - the system/network admin - need to, say, restart the server to perform some maintenance task. Of course, the correct way is to inform all those who are logged in about the maintenance activity. Thankfully, Linux offers a built in command line utility for this purpose, the wall command.
Ten years ago, essentially the only people thinking hard about distributed tracing were academics and a handful of large internet companies. Today, it’s turned into table stakes for any organization adopting microservices. The rationale is well-established: microservices fail in surprising and often spectacular ways, and distributed tracing is the best way to describe and diagnose those failures. read more
2DayGeek: List of commands to check server uptime in Linux.
Samsung announced on Wednesday the availability of the Galaxy A6 and A6+ Android-powered mobile phones with everyday features, stylish design, and advanced camera systems.
The concept of machine learning, which is a subset of artificial intelligence, has been around for some time. Ali Ghodsi, an adjunct professor at UC Berkeley, describes it as “an advanced statistical technique to make predictions on a massive amount of data.” Here, he shares insight on these projects, various use-cases, and the future of machine learning.
Developer focused cloud company DigitalOcean is bringing Kubernetes to its platform and upping its CNCF membership from silver to gold. If you're keeping a scorecard, you can add another company to your list of tech firms that have jumped on the Kubernetes bandwagon. DigitalOcean, which has built a niche for itself as a cloud provider for developers, announced today that users will soon be able to spin-up Kubernetes on its cloud.
It happened again. Another major web service lost control of its database, and now you're scrambling to stay ahead of the bad guys.
Bassam Tabbara, CEO of Upbound discusses the CNCF's Rook cloud storage orchestration project and the multi-cloud future his company is hoping to enable.
Let's say you want to run a games server, a server that runs Minetest, a very cool and open source mining and crafting sandbox game. You want to set it up for your school or friends and have it running on a server in your living room. Because, you know, if that’s good enough for the kernel mailing list admins, then it's good enough for you.
IT-mandated password policies seem like a good idea—after all, what are the chances that an attacker will guess your exact passcode out of the 782 million potential combinations in an eight-character string with at least one upper-case letter, one lower-case letter, two numerals, and one symbol?
The developers of the KDE neon GNU/Linux distribution announced today that they are currently working on rebasing all four editions on Canonical's recently released Ubuntu 18.04 LTS (Bionic Beaver) operating system.
Oculus has launched an untethered, 3DOF head tracking “Oculus Go” VR headset for $199. The Go runs Android on a Snapdragon 821 and offers a 5.5-inch 2560 x 1440 display and two-hour plus battery life.
I’m a huge fan of Grails. For me, the only real downside to building something in Grails is that the documentation tends to move quite a bit more slowly than the code. This is especially true for the learning materials that exist outside the reference documentation.
ERR_TOO_MANY_REDIRECTS is one of the most common error in WordPress. This error can usually happen as a result of server misconfiguration, incorrect WordPress settings or some plugins with redirection functionality. This makes your websites to go into an endless redirection loop. In this tutorial, we will show you how to fix the ERR_TOO_MANY_REDIRECTS error that you may encounter while working on WordPress CMS site.
In a world rapidly moving to the cloud, investors, customers, and developers are watching the "cloud wars" with bated breath. As cloud giants rise and the backbone of a new kind of infrastructure is forged before our eyes, it is critical for those of us on the ground to stay agile to maintain our technical and economic edge. (This article was co-written with Lindsey Tulloch. )
Akademy 2018 organisers have published the program for the conference part of the event. This year the event will be held in Vienna, and talks will take place on the 11th and 12th of August.
The efforts of Project Atomic in the area of Open Container Initiative (OCI) has given a great tool called Buildah. Buildah helps with creating, building and updating container images supporting Docker formatted images as well as OCI compliant images. Buildah handles building container images without the need to have a full container runtime or daemon....
Installing Tomcat 9 on Debian 9 is fairly easy task, just carefully follow our tutorial bellow and you should have Tomcat 9 installed on your Debian 9 server in less then 10 minutes. Tomcat is an open source web server and servlet container developed by the Apache Software Foundation, it was previously known as Tomcat or Jakarta Tomcat.
Facebook already uses PyTorch in-house for its machine learning and artificial intelligence projects and now it's open-sourcing it for everyone.
The battle between file systems is as old as DOS vs Unix battles. And the pragmatic solution to the problem has always been the same — Instead of falling into the trap of evangelising one system over another, use the one that fits your use case the best. The two filesystems are immensely mature and have a nice community built around them. We will be focusing on the major factors that would determine you to chose the file system best suited for you. It is not going to be about an endless cycle of pros and cons with a diplomatic conclusion.