ZIDOOKA Tools Journal
Short tutorials, troubleshooting notes, and workflows built around the tools people already use.
Markdown を PDF にしたいだけなのにログインを求められる。その小さな不便をなくすため、プレビュー付きの Markdown PDF ツールを作りました。
Search demand is already forming around this topic, so this guide answers the question directly and points back to the fastest tool path.
I wanted a simple Markdown to PDF tool with live preview, font options, and no login wall. So I built one for everyday writing work.
PDF にしたあとで直したくなる。その往復を減らすため、Markdown 編集とプレビューを2カラムで並べました。
A Markdown to PDF workflow should let you edit and preview in the same place, because most PDF fixes start in the original Markdown.
Markdown を PDF にするだけでなく、フォント、ページ番号、ヘッダー、フッターを Settings から調整できるようにしました。
Markdown Preview & PDF now supports font choices, page numbers, headers, footers, line numbers, and Markdown lint from Settings.
Need the date 1, 3, or 7 weeks from today? Use a weeks-from-today calculator to avoid off-by-one mistakes and copy the result instantly.
改行削除、空白削除、タブ削除をまとめて行いたいときの使い方を、差分付きスクリーンショットでわかりやすく紹介します。
Check CSV rows, columns, and the detected delimiter before importing into Excel, Sheets, or a database.
Add task durations plus travel time, then calculate the expected end time or the required start time for a daily report.
Use a browser-based mosaic image tool to pixelate faces, names, or sensitive areas without uploading the file anywhere.
Both timers help you structure time, but they serve different purposes. Learn when to use each and how to combine them for maximum productivity.
Every link you copy from ChatGPT includes utm_source=chatgpt.com. Here's why it happens and how to clean URLs before sharing.
CSV imports failing? 9 times out of 10 it's a delimiter mismatch. Here's how to detect and fix separator issues in seconds.