When I was first starting out in software engineering, it felt like there was a never-ending barrage of tooling to learn. After more than a decade in CLI environments, I still find myself constantly learning new features and fun facts - but it's fairly rare that I learn something new that I end up using day-to-day.

Read the full thing at https://www.bitsand.cloud/posts/terminal-tips/

Short, straightforward video on installing Steam on Mageia:

https://www.youtube.com/watch?v=4YmpqQQF8Fk

In this article, I'm going to go over the basic building blocks of jq in enough depth that you will be able to understand how jq works.

Of course, you still might occasionally need to head to goodle to find a function name or check your syntax, but at least you'll have a firm grounding in the basics.

Read the full thing at https://earthly.dev/blog/jq-select/

So, systemd-resolved is enabled by default in Fedora 33. Most users won;t notice the difference, but if you use VPNs - or depend on DNSSEC, more on that at the bottom of this post - then systemd-resolved might be big deal for you. When testing Fedora 33, we found one bug report where a user discovered that systemd-resolved broke his VPN configuration.

Read the full thing at https://blogs.gnome.org/mcatanzaro/2020/12/17/understanding-systemd-resolved-split-dns-and-vpn-configuration/

Nmap is a complex tool. Check out this short list of Nmap commands that will carry you through basic network troubleshooting


Read the full thing at https://redhat.com/sysadmin/nmap-troubleshooting

Out of all emails sent out in December 2018, 57 percent of them were spam. This shows just how big of a challenge spam is and why finding a solution is essential. From 2003, the OpenSPF.org website had become the popular starting point for developers and mail server administrators that were implementing SPF rules.

Read the full thing at https://www.getmailbird.com/what-spf-resources-are-available-now-that-openspf-org-is-gone/

Continuing in the series of posts about lesser-known bash features, here I take you through seven variables that bash makes available that you may not have known about.

https://zwischenzugs.com/2019/05/11/seven-surprising-bash-variables/

4MLinux is a lightweight Linux distribution that can turn your old computer into a functional one with multimedia support, maintenance tools and classic games.

Read the full thing at https://itsfoss.com/4mlinux-review/

Recently I wanted to deepen my understanding of bash by researching as much of it as possible. Because I felt bash is an often-used (and under-understood) technology, I ended up writing a book on it.

Read the full thing at https://zwischenzugs.com/2018/01/06/ten-things-i-wish-id-known-about-bash/

We know that using swap space instead of RAM can severely slow down the performance of Linux. So then, one might ask, since I have more than enough RAM available, wouldn't it better to remove swap space completely?

The short answer is, No. There are performance benefits when swap is enabled, even when you have more than enough RAM.

Read the full thing at https://haydenjames.io/linux-performance-almost-always-add-swap-space/