Joseph Zikusooka (ZIK)

@jzik.bsky.social

24 Followers 19 Following

Tech enthusiast passionate about Linux, open source software, and DIY smart home automation. Founder of Jambula Labs, creators of the innovative JambulaTV, smart home hub. Committed to empowering users through open-source solutions.

JambulaOS 2026.5.0: Terminal output displaying Raspberry Pi 5 system information, including date, uptime, IP address, OS version, CPU specs, and memory/disk usage via bar graphs.
JambulaOS 2025.12.0 system information screen displaying Raspberry Pi 5 specs, network status, and resource utilization graphs on a black background.
💡 TIP: On a Linux system using bash, you can compare text strings without worrying about upper or lowercase by using the ,, (lowercase) or ^^ (uppercase) parameter expansion modifiers e.g. EDITION=CommUNITY if [[ ${EDITION,,} = community ]]; then echo "Community" fi ${EDITION,,} converts the value to lowercase. #ZikTIPs #bash #scripting #linuxtips #techtips #feditips #Linux #opensource
Windows 10 logo on blue screen
A building block at Uganda Martyrs University (UMU)
JambulaOS 2025.9.0 running on a Raspberry Pi 5 shows system information including IP addresses, uptime, and disk usage.
TIP: Calculate the number of days since a given date (e.g. 30 June 2025) on a Linux system: echo $(( ( $(date +%s) - $(date -d "2025-06-30" +%s) ) / 86400 )) #ZikTIPS
Image of chip with TROPIC01 inprinted
Zik on stage at OpenSUSE Conference 2025. Text on projected screen reads: Unattended & Advanced. Linux Installations
A picture of Zik on stage at #oSC25 presenting on Agama the new Linux installer for #openSUSE
OpenSUSE Conference 2025 venue
Aerial view of Frankfurt, Germany
Jambula OS Linux version 2025.6.0
Image with a QR code and text showing the TIP and usage
Linux terminal output showing Fedora and Red Hat security advisories, including package names, types, severity, and issue dates.
Image displaying the Home Assistant logo and the text "Home Assistant" just below it. At the bottom it shows the texts: Core 2025.5.1 Frontend 20250509.0
Two images embedded into one. Image 1 shows the logo for Jambula OS Linux and reads "Jambula OS 2025.3.0" Image 2 shows a screenshot of the Linux terminal showing system information such as CPU, memory, storage size etc.
A poster displaying the text: "Diversity & Inclusion Empowering African Communities using Open Source Software"
A screenshot showing this Linux tip on how to Record audio from a microphone on a Linux system using gstreamer
Image displaying text of above Linux tip
Two images embedded into one. Image 1 shows the logo for Jambula OS Linux and reads "Jambula OS 2025.1.0" Image 2 shows a screenshot of the Linux terminal showing system information such as CPU, memory, storage size etc.
An image showing a screenshot of a Linux terminal with the mentioned tip command and output
A screenshot image of a Linux terminal showing the output of the command "lslogins"
A poster displaying the text "Behind the Scenes of Open Source - Save the Date 10-11 March 2025"
Screenshot of a Linux terminal showing command to quickly identify the ports that a specific service is listening on within a Linux system.
A screenshot of the Linux kernel website https://kernel.org showing the latest stable version of Linux: 6.12