shebangs with absolute paths are default (POSIX)?
POSIX doesn’t specify how exactly the shebang is to be interpreted. Quoting from the exec family of functions’ RATIONALE: One common historical implementation … Read more
shell
what is Readline backward-delete-char (Rubout)
what is Readline backward-delete-char (Rubout)
File with square brackets in name not extracted by tar
Replace square brackets with the wildcard characters (such as ? or *), e.g. tar -x -C/ -v -f tarFile.tar ‘someFolder/?HD? video1.mp4’ or: tar … Read more
Passing arguments to awk script
Just for the fun of it (and this is certainly NOT the recommended way to do it): As awk doesn’t know about “positional … Read more
graphics shell vs graphical shell
graphics shell vs graphical shell
Prevent overwriting a file with redirection
Prevent overwriting a file with redirection
What is meaning of double hyphen (–) in ls command [duplicate]
What is meaning of double hyphen (–) in ls command [duplicate]
How to send a mail directly using Mutt?
The answer can be simplified. If you do need attachment, use: $ mutt -a LICENSE -s “README on body, attached LICENSE” — [email protected] … Read more
what is the use of egrep [[:print:]] command in bash?
You can find an explanation in the GNU’s Character Classes and Bracket Expressions documentation: ‘[:print:]’ Printable characters: ‘[:alnum:]’, ‘[:punct:]’, and space. If you … Read more
using brace expansion to change filenames, not extensions?
You can do that with bash, bu there are other tools more suited for the job. On most distros: rename file1 newfilename file1.* … Read more
