EVERYDAY PRACTICAL GUIDES
Everyday questions.
Practical next steps.
Write, type, manage files, connect devices, make shop signs, and maintain a website. Explore practical steps, comparisons, and examples in English or Japanese.
JOURNAL
The journal
Explore six categories of practical reading. Documented features link to their sources; workflows and examples are editorial suggestions.
18 articles
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Notes and writingA daily note without a complicated filing system
Use one dated page to capture your day, carry useful tasks forward, and find earlier notes without reorganizing your archive.
2026-09-08
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Keyboards and terminalsChoose a terminal workflow for your phone
Decide whether commands should run on a remote computer, in Android, or in a cloud development environment.
2026-09-08
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Files, images, and PDFsChoose JPEG, PNG, or WebP
Choose an image format for its content and destination. A small file is not useful if a recipient cannot open it or read the text inside it.
2026-09-08
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Phones and computersChoose copying, transfer, or sync between devices
Decide whether you need a one-time handoff or continuing agreement between devices. Copying, transferring, and syncing have different consequences for updates and deletion.
2026-09-08
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Shop signs and printingDistinguish opening hours from service cutoffs
If closing time differs from the last order or reception cutoff, label each time explicitly. Numbers alone do not explain which service remains available.
2026-09-08
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Website basicsSeparate the roles of domains, hosting, and DNS
Domain registration, hosting, and DNS may live in separate services. Map their roles before trying to fix a site.
2026-09-08
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Notes and writingMeeting notes built around decisions and next actions
Separate decisions, assigned actions, and open observations so a meeting record helps people continue the work.
2026-09-08
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Keyboards and terminalsGet oriented in Termux before running commands
Understand installation sources, the local environment, package management, and shared storage in Termux.
2026-09-08
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Files, images, and PDFsReduce a PDF without making it unreadable
Compressing a PDF can reduce detail as well as bytes. Keep the original and decide which content must remain usable.
2026-09-08
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Phones and computersMove short text between a Mac and Android
Choose a route that explicitly supports both a Mac and Android. A feature for Apple devices does not automatically extend to an Android phone.
2026-09-08
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Shop signs and printingTest a printed QR code before displaying it
A QR code that scans on screen may become difficult after printing or covering. Test the finished sign and its destination.
2026-09-08
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Website basicsDistinguish robots.txt from noindex
robots.txt controls crawling, while noindex directs search indexing. Neither is a substitute for access control over private information.
2026-09-08
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Notes and writingWrite notes you can find again
Add names, context, and concrete nouns to your notes, then check how your app actually searches them.
2026-09-08
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Keyboards and terminalsTerminal shortcuts and the context they depend on
Practice line editing and history search, and distinguish interrupting, ending input, and suspending a job.
2026-09-08
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Files, images, and PDFsPreserve leading zeros and identifiers in CSV data
An identifier such as “00123” is not interchangeable with the number 123. Decide which columns are identifiers before importing a CSV.
2026-09-08
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Phones and computersCheck a shared link's audience and permissions
A shared URL may work for anyone with the link or only for named accounts. Before sending it, decide who should open the file and what they should be able to do.
2026-09-08
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Shop signs and printingKeep Japanese and English shop signs consistent
Adding English means preserving the same action and conditions, not merely shortening Japanese copy. Use concise paired instructions.
2026-09-08
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Website basicsConnect language editions with content, URLs, and hreflang
An EN button does not create an English article. A multilingual site needs language content, corresponding destinations, and search annotations.
2026-09-08
Put what you read into practice
Download editable text worksheets for your own notes. No registration required. All worksheets are in Japanese.