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Placeholder Images: Why and How to Use Them
Building a layout but don't have final images yet? Placeholder images fill the gap. Here's how — with a free generator.
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Tips, guides, and tutorials for our free online tools.
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Find and Replace Text Online (With Regex Support)
Need to replace text across a big document? Here's how to do it — including regex — with a free online tool.
Designer
PX to REM: The CSS Unit Conversion That Scales
Hardcoding px in CSS breaks accessibility. Here's why rem is better — and a free converter to make the switch.
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Remove Punctuation from Text: Why and How
Cleaning text for analysis or search? Stripping punctuation is step one. Here's how — plus a free tool that does it.
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How to Add Line Numbers to Text (3 Ways)
Referencing line 42 of a file is easier with actual numbers. Here's how to add them — plus a free online tool.