Sandra Henry-Stocker

Unix Dweeb

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Sandra Henry-Stocker has been administering Unix systems for more than 30 years. She describes herself as "USL" (Unix as a second language) but remembers enough English to write books and buy groceries. She lives in the mountains in Virginia where, when not working with or writing about Unix, she's chasing the bears away from her bird feeders.

The opinions expressed in this blog are those of Sandra Henry-Stocker and do not necessarily represent those of IDG Communications, Inc., its parent, subsidiary or affiliated companies.

How to do math on the Linux command line

Finding what you’re looking for on Linux

Finding what you’re looking for on Linux

How to use the find, locate, mlocate, which, whereis, whatis, and apropos commands to find files on Linux systems.

Fedora 28 beta is ready for you to test

Fedora 28 beta is ready for you to test

A new version of the Fedora Linux distro, Fedora 28, was released in its beta version. Here's a look at some of its new features.

Simplifying Linux with ... fish?

Simplifying Linux with ... fish?

Some see a lot of promise in the evolution of "fish" on Linux -- a shell with a some unusual behaviors.

Working with calendars on Linux

Working with calendars on Linux

With calendars on Linux, you can get more than just reminders of what day it is. Commands such as date, cal, ncal and calendar provide helpful information.

Reviewing logins on Linux

Reviewing logins on Linux

The "last" command provides some easy ways to see who has been logging into your system and when, but with a little more work, you can ask it to report on a specific time period.

A new telepresence robot takes the stage

A new telepresence robot takes the stage

Ava from Ava Robotics, a startup with deep technical ties to iRobot, brings her charming personality to the telepresence marketplace.

How to check your network connections on Linux

How to check your network connections on Linux

The ip command provides a lot of information on network interfaces. Here's some advice to help you understand what it's telling you.

Linux command history: Choosing what to remember and how

Linux command history: Choosing what to remember and how

Linux command history is not just about repeating commands. You can selectively decide what to remember and whether to record the date and time your commands were used.

Linux: To recurse or not

Linux: To recurse or not

Some Linux commands recurse without being asked, while others have to be nudged with just the right option. Here are some ways to use it to make you tasks easier.

What is a Linux 'oops'?

What is a Linux 'oops'?

When the Linux kernel detects something on the system violated the kernel's rules about proper behavior, it will shut the system down and issue an "oops."

It’s launch day for Sylabs: Promoting portable high-performance containers for Linux

It’s launch day for Sylabs: Promoting portable high-performance containers for Linux

Support for container technology deriving from Lawrence Berkeley National Lab is getting a boost in enterprise and commercial markets through the formation of a new company, Sylabs.

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