The old Excel Easter-egg era may be gone, but this open-source project brings the arcade spirit back to our spreadsheets.

Since I started studying VBA around 2014, I have been obsessed with creating programs in Excel and providing them to my members. I received a fair amount of praise for them.The difficulty of having an ...

My formula still does exactly the same job, but the LET function makes its logic clear.

Provided content. In the competitive landscape of digital marketing, businesses are constantly seeking ways to optimize their ...

Make an interactive Excel sales dashboard from scratch using a European sales dataset for an outdoor company. The video shows ...

Cisco Talos has uncovered a cryptocurrency theft campaign that abuses Google Sheets and the Google Visualization API as a ...

I presented at "kintone Café HYOGO Vol. 8" held on August 29, 2026. The theme for this talk is twofold: first, a story about ...