Open-source News

How to Open Port for a Specific IP Address in Firewalld

Tecmint - Fri, 09/04/2020 - 15:36

How can I allow traffic from a specific IP address in my private network or allow traffic from a specific private network through firewalld, to a specific port or service on a Red Hat

The post How to Open Port for a Specific IP Address in Firewalld first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Build a remote management console using Python and Jupyter Notebooks

opensource.com - Fri, 09/04/2020 - 15:01

Secure shell (SSH) is a powerful tool for remote administration, but it lacks some niceties. Writing a full-fledged remote administration console sounds like it would be a lot of work. Surely, someone in the open source community has already written something?

They have, and its name is Jupyter. You might think Jupyter is one of those tools data scientists use to analyze trends in ad clicks over a week or something. This is not wrong—they do, and it is a great tool for that. But that is just scratching its surface.


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Managing a non-profit organization's supply chain with Groovy

opensource.com - Fri, 09/04/2020 - 15:00

There are many reasons I'm a big fan of Java, but perhaps most of all, because of the particular combo of static typing and object-orientedness that imbues its design. However, when I need a quick solution, especially to a "solve it and forget it" problem dealing with data, I usually reach for Groovy (or sometimes Python) instead, especially if the library that addresses my problem exists and is well-documented.


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Clang LTO Patches Updated For The Linux Kernel

Phoronix - Fri, 09/04/2020 - 14:55
Google engineers have posted a new revision of their work from earlier this summer for allowing the Linux kernel to be LTO-optimized using Clang...

How to Create Your Own IM/Chat Server Using “Openfire” in Linux

Tecmint - Fri, 09/04/2020 - 13:52

With the invention of the Internet, the way of communication revolutionized, a long ago. E-mail replaced traditional postal mail. The email was fast still there were some bottlenecks. One would not know if the

The post How to Create Your Own IM/Chat Server Using "Openfire" in Linux first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

Oak Ridge Sponsoring GCC Compiler Improvements For NVIDIA + AMD GPU Offloading

Phoronix - Fri, 09/04/2020 - 12:00
Oak Ridge National Laboratory's Leadership Computing Facility (OLCF) announced on Thursday that they are funding improvements to the GNU Compiler Collection (GCC) around GPU compute offloading...

Oracle Releases Unbreakable Enterprise Kernel "R5U4"

Phoronix - Fri, 09/04/2020 - 08:41
While Unbreakable Enterprise Kernel 6 is the latest and greatest series for Oracle's kernel spin derived from upstream Linux 5.4 as an alternative on Oracle Linux to their "Red Hat Compatible Kernel", for those still making use of the Unbreakable Enterprise Kernel Release 5, a new update was issued today...

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