Notes (en)

Why the `code` Command Stops Working After `apt upgrade` on Linux and How to Fix It

I troubleshot the issue where VSCode can no longer be launched with the `code` command after running `apt update` in a Linux environment, so I’m recording the cause and the fix.

A Neat Way to Make HTML Code Blocks Generated by Pandoc Compatible with prism.js Syntax Highlighting

Notes on Settings for Getting the Most Out of Windows 10

In this article, I will cover the small settings to configure after a clean install of Windows 10, how to install the applications I personally use often, and how to set up the OS.

Install Frequently Used Applications with Windows Package Manager (winget)

This time, I will use Windows Package Manager, whose major version was just recently released, to install the applications I normally use.

Why Tab completion does not work in a container started with docker run -it ... /bin/bash and how to fix it

This article explains how to fix a problem where Tab completion does not work for arguments when using make inside a Docker container.

How to Use QEMU's nographic Option to Run a 30-Day OS Boot Image in the CUI

An introduction to QEMU's nographic option for running a DIY OS in the CUI.

How to Power On a Laptop by Connecting the AC Adapter: A Useful Automatic Startup Setting for Using It While Closed

This post summarizes the BIOS setting that lets you automatically power on a shut down PC when the AC adapter is connected.

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”.

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.

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.

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.

Troubleshooting Basics #1: Search the Error Message

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