https://crg.eti.br/en/tags/unix/Recent content in Unix on Cesar GimenesHugo -- gohugo.ioencrg@crg.eti.br (Cesar Gimenes)crg@crg.eti.br (Cesar Gimenes)Mon, 15 May 2023 06:21:48 -0300https://crg.eti.br/en/post/arquivos-ocultos-no-unix/Mon, 15 May 2023 06:21:48 -0300crg@crg.eti.br (Cesar Gimenes)https://crg.eti.br/en/post/arquivos-ocultos-no-unix/<p>Everyone knows how to create hidden files in the UNIX/Linux world: just start the file name with a dot (.). But this feature wasn&rsquo;t always there.</p> <p>According to Rob Pike in a Google+ post that is now only available on archive.org, around version 2 of UNIX, while the Unix file system design was being worked on, the &ldquo;.&rdquo; and &ldquo;..&rdquo; entries appeared to make directory navigation easier. This probably happened in version 2, when the file system became hierarchical.</p>