Skip to content
TechSch
  • Blog
  • Reviews
  • Tutorials

Posts by Mike Goh

About Mike Goh
GSM, Owner of Techsch.com. IT backbone of Techsch.com, when he's awake. Personal hobbies include extreme activities such as sleeping and headbanging. His computer keyboard bears witness to his utter dedication in these two pastimes.
How to and Benchmark of awk, grep and sed on Multiple (AND) Keywords

How to and Benchmark of awk, grep and sed on Multiple (AND) Keywords

Posted by By Mike Goh March 5, 2023Posted inDevelopers Technical TutorialsTags: Coding, Command LineNo Comments
Introduction grep is useful for searching and matching text and regular expressions in one or more files on Linux. One example is finding information in logs that is related to a particular incident. We will provide a unique identifier such…
Read More
Linux Troubleshooting Guide

Linux Troubleshooting Guide

Posted by By Mike Goh February 7, 2023Posted inDevelopers Technical TutorialsTags: Command Line, ServersNo Comments
During my learning of DevOps tools, I have encountered numerous problems. These difficulties can range from solving the dependency requirement to installing the tools themselves. The majority of solutions to issues are found on the Internet, but some require more…
Read More
Feng Shui for Living Room using Bagua Map

Feng Shui for Living Room using Bagua Map

Posted by By Mike Goh January 8, 2023Posted inDaily Rants and Excitement BlogTags: Family, FunNo Comments
Introduction Do you believe in feng shui? Feng shui also known as Chinese geomancy is a practice which uses energy (chi) to harmonize individuals with their surroundings. Before my wife and I moved into our new home, we asked a…
Read More
Create a High Availability Setup – HetrixTools, PagerDuty, Python, Cloudflare

Create a High Availability Setup – HetrixTools, PagerDuty, Python, Cloudflare

Posted by By Mike Goh October 31, 2022Posted inDevelopers Technical TutorialsTags: Backup, ServersNo Comments
Introduction This tutorial will cover three things: Webhooks in Python with Flask, integrating PagerDuty with HetrixTools monitoring service, and using the Cloudflare DNS API with the⁣ cURL command. Python is one of the top programming languages for developers, and we…
Read More
MindsDB – Machine Learning with MySQL Tables Using PHP

MindsDB – Machine Learning with MySQL Tables Using PHP

Posted by By Mike Goh October 10, 2022Posted inDevelopers Technical TutorialsTags: Coding, SoftwareNo Comments
Introduction Machine learning has been around for a long time, and the emphasis on making sense of data was a selling point for many small and medium businesses. My first blush with machine learning was when I was assigned the…
Read More
Set Up Chef Infra Server, Workstation, Bootstrap Node and Create Cookbook

Set Up Chef Infra Server, Workstation, Bootstrap Node and Create Cookbook

Posted by By Mike Goh August 30, 2022Posted inDevelopers Technical TutorialsTags: DevOps, ServersNo Comments
Introduction Chef is an infrastructure as code (IAC) automation tool used to configure downstream clients known as nodes. This is one of the many configuration management tools used in DevOps among Ansible and Puppet. There are currently more jobs requiring…
Read More
Install Splunk on Linux with Trial to Free License

Install Splunk on Linux with Trial to Free License

Posted by By Mike Goh August 13, 2022Posted inDevelopers Technical TutorialsTags: DevOps, SoftwareNo Comments
Introduction I have heard of Splunk - a log analysis tool but having worked in the IT industry for last 15 years, I never had to work with it. However, one of my new job requirement as a Site Reliability…
Read More
Set Up SFTP Chroot Jail using OpenSSH

Set Up SFTP Chroot Jail using OpenSSH

Posted by By Mike Goh July 29, 2022Posted inDevelopers Technical TutorialsTags: Command Line, SecurityNo Comments
Introduction You may want to use one of your existing servers as a SFTP server without subscribing to another EC2 instance. Or you would like to have multiple SFTP users/vendors on a single SFTP server to save on resources and…
Read More
ASUS ZenWiFi (XD4) AiMesh with RT-AX55 WiFi Router

ASUS ZenWiFi (XD4) AiMesh with RT-AX55 WiFi Router

Posted by By Mike Goh July 12, 2022Posted inSoftware and Web Services ReviewsTags: Network2 Comments
Introduction Home mesh Wi-Fi system has been around for a few years. Mesh system does not come cheap; they range from $100 for 1-unit to $300 for a 3-unit pack. AiMesh is a router feature that is present in ASUS…
Read More
Terraform: Deploy Application Load Balancer on AWS

Terraform: Deploy Application Load Balancer on AWS

Posted by By Mike Goh June 21, 2022Posted inDevelopers Technical TutorialsTags: Cloud, Coding, DevOpsNo Comments
Introduction In the first Infrastructure as Code (IaC) tutorial using Terraform, we explored how to install the CLI and launch an EC2 instance with external input variables. The Terraform CLI version was v0.12.29 then, but the latest version at the…
Read More

Posts navigation

1 2 3 … 6 Next page
Trending
  • How to Resolve iptables: No chain/target/match by that name
  • Asus Router Setup – Wifi Settings
  • Create Helpdesk Ticketing System with Google Apps Script
  • Host Multiple Websites with jwilder nginx-proxy and letsencrypt-companion
Tags
Backup Cloud Coding Command Line DevOps Docker Domain DNS Email Family Fun Network NGINX Security Servers Software Web WordPress
  • About
  • Contact
  • Terms & Privacy
Copyright 2023 © Techsch.com. All rights reserved. Sinatra theme. Flaticon icons.
Scroll to Top