September 26, 2023

Uncomment a line with sed (i.e. delete #)

$ sed -i '/<pattern>/s/^#//' file.txt

will uncomment a line where # is the first character.

$ sed -i '/<pattern>/s/^ *#//' file.txt

will uncomment a line where there is a white space before #.

To learn more about sed see:


I do self-funded research and I'm writing a book.

> What's the book about?

About technologies and agency.

Meaning, technologies can foster agency. No doubt. But I am also asking:

Can usage of technologies give us a sense of empowerment while in fact undermining our abilities?

I posted a summary of the prologue on the homepage:


personal computing command-line interface (cli) gnu linux trisquel shell literacy office applications wiki sed text processing

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