それでは、最初にテンプレートを作成しよう。ここで作るのは、請求書(invoice.xlsx)と納品書(delivery_slip.xlsx)だ。とりあえず、以下のような一般的なものを準備してみた。最近では、会社の持ち味を反映した個性的な請求書・納品書も増えているので、これを ...

What if the tools you already use could do more than you ever imagined? Picture this: you’re working on a massive dataset in Excel, trying to make sense of endless rows and columns. It’s slow, ...

まずは、前回のおさらいだ。前回に取り上げたコードよりもシンプルにしたコードを次に示す。 pandas_create_4.py import pandas as ...

Have you ever found yourself wrestling with Excel formulas, wishing for a more powerful tool to handle your data? Or maybe you’ve heard the buzz about Python in Excel and wondered if it’s truly the ...

Excel has been the go-to tool for data manipulation and analysis for years. However, Python, with its powerful libraries and scripting capabilities, is emerging as a strong contender. If you are ...