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Asus Router Setup – Wifi Settings

Introduction The RT-AX55 is not on sales in many local computer stores and is only available through one of the local broadband providers (M1), which happens to be my current Internet provider. It has four external antennas - 2.4 GHz 2 x...

How to Resolve iptables: No chain/target/match by that name

Introduction If you encounter such error, it means that the CONFIG_NETFILTER module was not complied in your kernel. All VPS (virtual private server) that I owned from DigitalOcean, AWS, Google Cloud and other lesser-known host providers have it by default...

Create Helpdesk Ticketing System with Google Apps Script

Introduction When a business expands with increased headcounts, there will be more incoming IT helpdesk requests from its employees. There will always be this period of time where the single IT staff will have to answer phone calls, reply to...

Host Multiple Websites with jwilder nginx-proxy and letsencrypt-companion

Introduction Two years ago, in 2018, I was introduced to Docker by a colleague of mine who was a brilliant programmer. Thus, I started my Docker journey on my own by reading tutorials online. I was developing a WordPress website...

Email Verification using Laravel Fortify

Introduction It was my first attempt to use Laravel email verification to build an online web application and I shortlisted Fortify for account authentication as it provides register new and login pages out of the box. These two pages were...

Change Domain for WordPress Docker Container with phpMyAdmin

Are you trying to migrate an existing WordPress Docker container to a new domain URL? One might change domain for a couple of reasons. For example, change in brand name, favorite domain in .com becomes available or change to different...

Sihoo M57 Ergonomic Office Chair Assembly and Review

Introduction Widescreen desktop monitor with 144Hz refresh rate, RGB computer cases, mechanical keyboard, and branded gaming mice. Most of us are upgrading and following the Internet trend for the ultimate computing or gaming experience. It is more prominent since COVID-19,...

Ragnarok X: Next Generation

Introduction Two weeks ago, I came across a Ragnarok X advertisement on my mobile. It was the #1 top-grossing game in the Google Play store, and the release date was recent on 18th June 2021. I visited the website and...

Config Examples for liximomo SFTP Sync Extension – VS Code

Introduction Visual Studio Code is one of the most popular code editors these days. There are many plugins (also known as extensions) developed for Visual Studio Code in the marketplace and I am going to introduce a must-have extension for...

How to Backup WordPress Database and Directory Docker Containers

In this tutorial, I am going to show you how to backup Docker containers for services WordPress and MySQL in a docker-compose.yml file. If you read enough backup articles like me, you will find that some articles relate to just...
Build a Lightweight Kubernetes Cluster with K3s

Build a Lightweight Kubernetes Cluster with K3s

Posted by By Mike Goh June 28, 2025Posted inDevelopers Technical TutorialsTags: Cloud, DevOpsNo Comments
Introduction In the past decade, there has been a significant shift in the approach to application deployment. Although the pre-COVID-19 period saw companies adopt a hybrid on-premise and cloud approach, the majority of them would now prefer cloud-based Platform as…
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OpenShift Prometheus Monitoring: VictoriaMetrics and Grafana

OpenShift Prometheus Monitoring: VictoriaMetrics and Grafana

Posted by By Mike Goh April 17, 2025Posted inDevelopers Technical TutorialsTags: DevOps, SoftwareNo Comments
Introduction Red Hat OpenShift built on top of Kubernetes is used in many organisations these days. The OpenShift container platform allows for container orchestration and management through a web console with ease. It is a trusted Platform as a Service…
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Deploy Redis Cluster using OpenShift Operator

Deploy Redis Cluster using OpenShift Operator

Posted by By Mike Goh December 23, 2024Posted inDevelopers Technical TutorialsTags: Cloud, SoftwareNo Comments
Introduction Relational databases, such as MySQL and PostgreSQL, are utilized to store diverse data types for web applications or analytical studies. You might be familiar with Redis, an in-memory key-to-value database for cache and message broker. Unless your applications have…
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Shared Web Hosting – DirectAdmin (Reseller and User) and cPanel

Shared Web Hosting – DirectAdmin (Reseller and User) and cPanel

Posted by By Mike Goh October 11, 2024Posted inSoftware and Web Services ReviewsTags: Software, WebNo Comments
Introduction Are you going to host a website in your lifetime? My tech buddies are into cryptocurrency or stock trading, but I've never heard about them wanting to run a website. The rise of mobile apps and the abundance of…
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Postfix Relay Host – Canonical Maps and Sender Dependent SASL

Postfix Relay Host – Canonical Maps and Sender Dependent SASL

Posted by By Mike Goh August 20, 2024Posted inDevelopers Technical TutorialsTags: Command Line, ServersNo Comments
Introduction There are several mail transfer agents (MTA) for Linux, like Sendmail, Postfix, and Exim. Sendmail is one of the oldest MTAs available, but it does have some drawn-out configuration steps and is too large in my opinion. The lightweight…
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Farming Simulator 22 (PC) Review

Farming Simulator 22 (PC) Review

Posted by By Mike Goh June 7, 2024Posted inSoftware and Web Services ReviewsTags: Fun, SoftwareNo Comments
Introduction Farming Simulator 22 (FS22) was a video game released in November 2021. The player assumes the role of a farmer, responsible for planting and harvesting crops using machinery that resembles those found in the real world. The farmer can…
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Auto Remediation with Zabbix Monitor and Ansible IT Automation

Auto Remediation with Zabbix Monitor and Ansible IT Automation

Posted by By Mike Goh April 9, 2024Posted inDevelopers Technical TutorialsTags: Automation Tools, DockerNo Comments
Introduction Automated remediation aims to reduce the recovery time objective (RTO), which is the maximum acceptable time that an application, network, or system can be down after an unexpected failure takes place. Ansible is one of the most popular DevOps…
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Use GitPython Library to Push Code to Git Repository

Use GitPython Library to Push Code to Git Repository

Posted by By Mike Goh February 29, 2024Posted inDevelopers Technical TutorialsTags: Coding, DevOpsNo Comments
Introduction Git is the most commonly used version control tool for coordinating CI/CD work among programmers. Popular code repositories include GitLab, Bitbucket, and others. We have to checkout, add, commit, and push every time we want to update the repo.…
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3-2-1 Backup for Home with Synology NAS and IDrive e2

3-2-1 Backup for Home with Synology NAS and IDrive e2

Posted by By Mike Goh December 7, 2023Posted inDevelopers Technical TutorialsTags: Backup, Cloud, NetworkNo Comments
Introduction Do you know the 3-2-1 backup strategy? I worked in the IT industry for 20 years, but not me. But I'm sure many of us possess a lot of beloved family photos, important documents like scanned certificates, employment contracts,…
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Monster Hunter Now (MHN) – Weapons and Armor Guide

Monster Hunter Now (MHN) – Weapons and Armor Guide

Posted by By Mike Goh November 1, 2023Posted inSoftware and Web Services ReviewsTags: Fun, SoftwareNo Comments
Introduction Monster Hunter Now is a real-time game that utilizes GPS technology and was released by the same company, Niantic, which also developed the popular game Pokémon GO on 14 September 2023. Players engage in the hunt for monsters in…
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