Other techs KeePass2 shows garbled characters on Linux Mint
KeePass2 doesn't show Japanese characters as expected because the default font doesn't support it! It needs to be configured correctly depending on your language.
Other techs 
JavaScript/TypeScript Implementing Treap data structure in TypeScript
This post explains what Treap is and how it can be implemented in detail. It is often used for the implementation of dictionary and set. It's worth knowing.
Golang Golang Unmarshal json without struct definition
Json format is often used when using REST API or when you want to write the content of a struct to the log. This post explains how to define the struct and show you the result.
Golang Golang Converting struct to string
Do you want to convert struct to string to write the information to the log file? Let's start with simple data type first and then, convert struct data type!
Golang Golang How can nil be set to string?
Can nil not be assigned to string variable in Golang? It needs to be a pointer to set nil. You don't know what a pointer is? Then, this post is for you.
Docker Fails to start devcontainer in VSCode due to lack of mounted device
It fails to open devcontainer even if the Docker image is removed and rebuilt. The Dockerfile and devcontainer.json are correct but it seems that vscode uses the old runArgs to start docker!
Other techs How to connect to a scanner with Golang on Linux
You need to configure udev rule correctly to connect to a USB device on Linux. If you are a Windows user, you also need to setup a VM. Then, implement Go app!
JavaScript/TypeScript TypeScript Remove elements from an object array
Remove method doesn't exist on Array interface. So we need to implement it ourselves. This article explains how to remove elements from number/string/object array.
Other techs How to connect USB devices to a VirtualBox VM
VirtualBox supports only USB 1.1 by default. You need to install extension packages if you want to use USB 2.0 or 3.0.
Other techs Connect a USB device to WSL without admin privilege
I tried to connect a USB device to WSL by following the official way but it didn't work. This post explains how to make it work without admin privileges. This is a hack.