· 3 min read
Some things should be said once and then disappear. How a self-destructing message works, why it deserves more trust than disappearing chat messages, and what it is good for beyond passwords.
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A password sent by email or chat sits there for years, waiting for someone else to open the mailbox. A self-destructing link is readable once, and then there is nothing left to leak.
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Cutting the silence off a recording, shortening a track, or clipping one answer out of an hour-long interview takes a minute in the browser. No Audacity, no uploads, no learning curve.
Read the article· 2 min read
Turning a video clip into a GIF is easy. Turning it into a small, smooth GIF takes three decisions: length, size and frame rate. Here is how to get all three right.
Read the article· 3 min read
An hour of audio is a day of typing or a few minutes of machine transcription. How automatic transcription works, what it gets right, and how to get a usable transcript out of a recording.
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A photo of text is just pixels until OCR turns it back into words. How to get clean, copyable text out of screenshots, scans and photographed pages, and what makes the result good or garbage.
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Adding a password to a PDF takes under a minute and costs nothing. What matters more is knowing what the password protects you from, and what it does not.
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PDFs were designed not to change, which is why editing them feels impossible. Here is what can be edited directly, when conversion to Word is the better route, and how to do both free.
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Joining PDFs is the one job every office needs and every website wants your files for. Here is how the merge actually works, what it does to your document, and how to do it in the browser.
Read the article· 4 min read
Most oversized PDFs are oversized for one reason: photographs. Learn to tell a scan from a text document, pick a sensible compression level, and get under the 25 MB limit without wrecking the file.
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MOV and MP4 are not two kinds of video. Understanding the difference explains why your clip refuses to open, and why converting it usually costs nothing in quality.
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Background removal is close to magic on some photos and hopeless on others. Here is what decides which one you get, and how to shoot so the tool has an easy job.
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Your iPhone saves photos in a format half the internet cannot read. Here is why Apple chose it, when to convert, and how to do it without losing the picture.
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