If you save a file as PDF twice, you get two different files

If you save a file as a PDF twice, you won’t get exactly the same file both times. To illustrate this, I created an LibreOffice document containing “Hello world.” and saved it twice, first as humpty.pdf then as dumpty.pdf. Then I compared the two files. % diff humpty.pdf dumpty.pdf Binary files humpty.pdf and dumpty.pdf differ […] The post If you save a file as PDF twice, you get two different files first appeared on John D. Cook....

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