Articles

ドアについているIoT RFIDリーダーにRFID指輪をかざすとドアのロックが解除される。指輪は既製品だが、それ以外は部品を集めて自作している

スマホやタブレットから制御できるIoT LED 照明。自分で選んだ色を選択して光らすことができる。

入口のロックをスマホやパソコンで制御できるようなシステム。

This article Quasar integrates i18n fairly well but its suggested usage does not suit the i18n-ally VS code extension very well. This article presents how to adapt the quasar proposed i18n usage so that i18n-ally can be used properly.has no summary

Using a key file can greatly increase security when connecting to a host via SSH. This article presents how to create such keys and configure hosts to use them.

Mounting a USB dock to the back of my laptop stand using 3D printed parts designed in FreeCAD.

With the COVID-19 and the introduction of remote work, a many Japanese companies were struggling with the approval of documents, since those needed to be physically stamped with one's personal seal named Hanko. I decided to solve this issue by creating a web application to keep track of approvals

With Vue.js, passing data to a child component is generally achieved using props. However, mutating props from a child component is generally considered bad practice. This short tutorial shows how to circumvent this constraint by using custom setters and getters on computed properties.

Although a wide variety of sensing devices can be envisioned for home automation systems, motion and temperature sensors are among the most widespread. This is mostly due to their low cost and simplicity of use. In order to equip multiple rooms of my apartment with such sensors, I designed a simple IoT sensing module that can easily be produced in any quantity.

A Node.js application which stores data from IoT devices sent over MQTT into an InfluxDB time-series database. It allows the management of multiple data sources into a MongoDB database.