Scan Multiple Pages Into One PDF on Your Phone
To scan multiple pages into one PDF, use your phone's scanner, add each page in order, check the crop, then save once. Steps for iPhone and Android.
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Guides and notes from the studio. Every post answers its question first and lists its sources.
Publish an App on Google Play and the App Store
To publish an app on Google Play and the App Store, plan for review, privacy declarations, testing and widgets on both. A side-by-side guide to the differences.
Spaced Repetition Explained: How FSRS Schedules Cards
Spaced repetition shows a card just before you would forget it. This guide explains FSRS, the open scheduler: memory states, answer buttons, desired retention.
Teleprompter App Checklist: Watermarks, Limits, Offline
Before you install a teleprompter app, check six things: watermark, free take length, offline use, mirroring, text position and sign-up. A copyable checklist.
Teleprompter Speed: Words per Minute for Video Scripts
Divide your word count by your own pace to get the running time. Use our words-to-minutes tables, then set the teleprompter speed from a timed read-aloud.
Vocabulary Word List Sources: Where a Deck's Words Come From
A trustworthy vocabulary deck names the source of its words, levels and pronunciations. See where Cardday's CEFR-J word list and CMU pronunciations come from.
Website Speed Budgets: A Plain Guide for Small Sites
A website speed budget is a set of limits on page weight and load timings. Learn what to budget, how to measure with a public tool, and what to cut first.
What Is a Bullet Heaven Game? A Plain Genre Guide
A bullet heaven game is a survival shooter where you only move and your weapons fire on their own. See how a run works, the names and what to look for.
What to Do When You Break a Habit Streak
One missed day does not undo a habit. Learn what a 2010 study found, how to restart the next day with a smaller step and how trackers treat a missed day.