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HackTheBox (en)

After Updating Kali Linux, the Terminal Won’t Launch and Shows “Failed to launch preferred application for category”

This post summarizes how to fix the problem where the terminal will not launch and shows “Failed to launch preferred application for category”.

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Azure (en)

Why Hyper-V on an Azure VM Failed with “one of the Hyper-V components is not running” and How to Fix It

This article explains how to resolve a problem where a virtual machine created with Hyper-V would no longer start on a Windows OS running on an Azure virtual machine.

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Notes (en)

How to Remove the Quotation Marks Shown on WordPress Quote Blocks from Additional CSS

This article introduces how to remove the quotation marks displayed on WordPress quote blocks from Additional CSS.

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Note (en)

Install Ubuntu Server 20.04.1 on Raspberry Pi 4 Model B and Connect to Wi-Fi with netplan

This article summarizes how to install Ubuntu Server 20.04.1 on Raspberry Pi 4 Model B and connect it to Wi-Fi using netplan.

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Notes (en)

Troubleshooting Basics #1: Search the Error Message

In this article, I use this case study to explain the basics of troubleshooting.

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Managing processes in PowerShell with Get-Process and Stop-Process

This article summarizes how to obtain a process list with PowerShell, which is also useful for troubleshooting.

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Getting HTTP Responses by Referencing .NET Framework Objects from PowerShell

This article summarizes how to reference .NET Framework objects from PowerShell.

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How to freely customize the PowerShell prompt display

This article summarizes how to customize the PowerShell prompt display.

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Notes (en)

A Note on a Makefile for Easily Running TypeScript Compilation and JS File Deletion in Bulk

This is a note about the Makefile script I use to compile TypeScript files in a directory all at once and delete the compiled JS files before pushing to GitHub.

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