April 25, 2019

Tips Section Index

Extending Yum With Plugins

Yum is the excellent package manager used on Red Hat, Fedora, and other related Linux distributions. Did you know you can extend its usefulness with plugins?

What's Sucking up the Most Power on Your Linux Servers?

Conserving power in the datacenter is important, and Linux server admins have an excellent utility to help them track down power hogs. Joe Brockmeier introduces us to powertop.

Tip: Prioritizing CPU Cores on Linux

Any server made in the last five years or so is going to have at least a dual-core CPU. Linux has a nifty tool to assign specific tasks to a particular core, taskset.

Tip: Easier Linux crontab Editing

Scheduled jobs are a basic server administrator task. Joe Brockmeier shows an easy way to use crontab, the Linux job scheduler.

OpenOffice Bug-- Stuck in Document Recovery Loop

Does OpenOffice get stuck in Document Recovery and drive you crazy? Here is how I got out.

Quickly Un-doing a git Commit

Sometimes you slip up and mistakenly commit a file or files to a git version control system, and want to yank it back out. How do you do this? Juliet Kemp shows how.

Tip: Using Autoexpect to Create Interactive Scripts in Linux

Scripting interactive operations can be a challenge, but the expect command is tailor-made for this. Juliet Kemp offers some tips on using this handy scripting tool.

Enhance Your Linux Terminal With Bashish

Bashish is a theme engine for the Linux terminal, so you can make your console more readable, easier on the eyes, and give useful visual cues. Juliet Kemp shows how to customize your terminal with Bashish.

Speeding up grep Searches by Excluding Directories

grep is a mighty search power tool that slices and dices your Linux searches as finely as you like. Today Juliet Kemp shows us how to speed up Linux searches by excluding directories in grep searches.

Annotate PDFs With KDE's Okular

KDE document reader Okular doesn't just read multiple document formats; it also allows you to add annotations to files as you read them.

5 Easy Steps to a Remote Linux Desktop

Juliet Kemp shows us how set up a remote graphical Linux desktop in five steps, using Virtual Network Computing (VNC).

More Special Variables in Perl: Outputs

Last week Juliet Kemp showed us somet special Perl variables for reading things in; this week we see the other side -- variables that are useful when we want to write things out.

Fixing Strange and Peculiar Filenames in Linux

Sometimes it's the little things that trip us up, like a filename that begins with the wrong character. Juliet Kemp knows what to do when Linux becomes confused and won't operate on a file the way we want it to.

Automatic Linux Laptop Backups

Laptops are often disconnected from networks, which makes running automated network backups a bit challenging. But in Linux there is always a way, and Juliet Kemp shows how to set up hands-off worry-free automatic laptop backups.

Automating Email Reminders to Yourself

Good old-fashioned cron and mail can easily be set up to send yourself email reminders for anything you want. Juliet Kemp shows how.

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