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Last active September 28, 2025 06:18
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linux-cli-tricks.md

Useful jgg and pdf Tricks Using Linux CLI Tools

  1. How to Reduce File Size of Images by Reducing Quality

         $ convert <INPUT_FILE> -quality 10% <OUTPUT_FILE>

  2. How to Reduce File Size of Images in Linux by Reducing Resolution

         $ convert <INPUT_FILE> -resize 200x200 <OUTPUT_FILE>

  3. How to Merge Multiple PDF Files into One PDF

         $ pdfunite in-1.pdf in-2.pdf in-n.pdf out.pdf

  4. How to Reduce the File Size of a Scanned PDF File

         $ gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/ebook \
          -dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf input.pdf
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