• Unix Tutorial Digest

Unix Tutorial Digest – February 4th, 2019

Thanks to the super busy January, this is actually the first Unix Tutorial digest of 2019! Lots of news and so many …

• CentOS Red Hat

List RPM Packages Sorted by Install Date

I had to confirm the most recently installed packages on a Red Hat system recently, and was plesantly surprised that …

• Mac OS

Get Your Mac to Speak Up

Have only recently learned about one of the most elegant and coolect commands in my MacBook: you can use say command in …

How to Enable SELinux

SELinux If you’re using RedHat or CentOS Linux distros (or sporting a Fedora Linux desktop), you probably have …

• Networking

Show Network Errors With Netstat

netstat command is a mightly utility found in majority of Unix and Linux distributions. Among other things like showing …

• tmux macos

Tmux: Basic Configuration

tmux I’m a tmux user for most of my console sessions these days – both at work and at home.

• Linux Red Hat

Yum: List and Install Software Groups

yum package manager, and dnf package manager in later Red Hat Linux versions, is quite a capable tool. In addition to …

• Linux News Red Hat

List RHEL Subscriptions

If you’re lucky to be working with a recent enough version of Red Hat Enterprise Linux (RHEL) – namely, anything …

• Advanced topics Security

SElinux: Advanced Sestatus Usage

I learned something new today! Apparently, sestatus command can report security contexts of the key system files – …