Operating Systems

Selectively deploying your superpowers on Linux

The sudo command allows privileged users to run all or selected commands as root, but understanding how it works and doesn't work is a big help.

RHEL 8 Beta arrives with application streams and more

In the four years since the introduction of Red Hat Enterprise Linux (RHEL) 7, the IT world has evolved. RHEL 8 Beta brings innovation and dozens of new features.

The future of Red Hat: How will IBM’s acquisition affect the company?

IBM's purchase of Red Hat may be a good strategic fit for IBM, but the payback is anything but guaranteed.

Latest supercomputer runs Red Hat Enterprise Linux (RHEL)

Sierra -- the newest supercomputer and the second-fastest in the world -- runs Red Hat Enterprise Linux (RHEL), which isn't surprising given the role Linux plays in supercomputing in general.

IBM-Red Hat deal: What the companies say

IBM says Red Hat will continue to be a contributor to the open-source community and that Red Hat will continue its commitments with current partners even after IBM buys the company for 34 billion in the second half of 2019.

Ubuntu’s Cosmic Cuttlefish brings performance improvements and more

Windows 10 glitch delays Windows Server 2019

So far, there’s no issue with Windows Server 2019, but because it shares a code base with Windows 10, and Windows 10 has a problem, Microsoft has made the server unavailable for download until it clears things up.

Using nmap on your home network

While nmap is generally used to probe business networks and perform security reviews, the tool can also provide interesting details on your systems and devices at home.

Red Hat underpins the growing importance of Linux and open source

Red Hat's new vice president and general manager of its RHEL Business Unit, Stefanie Chiras, enthusiastically embraces the growing importance of Linux.

Making better use of your Linux logs

Log files on Linux can provide a lot of useful information on what's happening on your system. The below commands can help you sort through the data and pinpoint problems.