Open-source News

LFCA: How to Improve Linux System Security – Part 20

Tecmint - Mon, 05/24/2021 - 15:51
The post LFCA: How to Improve Linux System Security – Part 20 first appeared on Tecmint: Linux Howtos, Tutorials & Guides .

As we all know, the root user is king and wields unlimited privileges over the Linux system. However non-root users are limited to basic tasks. In addition, sudo users are only granted a certain

The post LFCA: How to Improve Linux System Security – Part 20 first appeared on Tecmint: Linux Howtos, Tutorials & Guides.

4 steps to set up global modals in React

opensource.com - Mon, 05/24/2021 - 15:00

A modal dialog is a window that appears on top of a web page and requires a user's interaction before it disappears. React has a couple of ways to help you generate and manage modals with minimal coding.

If you create them within a local scope, you must import modals into each component and then create a state to manage each modal's opening and closing status.


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Keep tabs on your Linux computer specs with this desktop application

opensource.com - Mon, 05/24/2021 - 15:00

Whether I'm using a laptop my employer assigned to me or a workstation I built from vendor parts, I seem to have an endless capacity to forget my computer's specifications. One of the great things about Linux is its /proc filesystem, a dynamically populated virtual expression of the system's hardware. It's convenient when you want to see the specifics of your CPU (cat /proc/cpuinfo), uptime (cat /proc/uptime), a list of mounted filesystems (ls -R /proc/fs/), and so on.


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Linux 5.13-rc3 Released With The UMN Reverts+Fixes But Otherwise Small

Phoronix - Mon, 05/24/2021 - 06:38
Linus Torvalds has released the Linux 5.13-rc3 kernel as expected as the newest weekly test release of the forthcoming Linux 5.13...

Toggling Spectre Mitigations On Xeon Scalable Ice Lake Show Little Runtime Difference

Phoronix - Mon, 05/24/2021 - 00:44
As usual when getting my hands on a new processor family, I was curious about the performance difference if booting the Xeon Platinum 8380 "Ice Lake" processors with the Spectre security mitigations disabled at run-time. Ultimately there was very little difference when using the standard "mitigations=off" option for these new Intel server processors...

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