Update cheatsheets

pdftk

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pdftk
+
+> PDF toolkit.
+> More information: <https://www.pdflabs.com/tools/pdftk-the-pdf-toolkit>.
+
+- Extract pages 1-3, 5 and 6-10 from a PDF file and save them as another one:
+
+`pdftk {{input.pdf}} cat {{1-3 5 6-10}} output {{output.pdf}}`
+
+- Merge (concatenate) a list of PDF files and save the result as another one:
+
+`pdftk {{file1.pdf file2.pdf ...}} cat output {{output.pdf}}`
+
+- Split each page of a PDF file into a separate file, with a given filename output pattern:
+
+`pdftk {{input.pdf}} burst output {{out_%d.pdf}}`
+
+- Rotate all pages by 180 degrees clockwise:
+
+`pdftk {{input.pdf}} cat {{1-endsouth}} output {{output.pdf}}`
+
+- Rotate third page by 90 degrees clockwise and leave others unchanged:
+
+`pdftk {{input.pdf}} cat {{1-2 3east 4-end}} output {{output.pdf}}`