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
posix
A posix-compliant function for replace text with parameters and regex
A posix-compliant function for replace text with parameters and regex
Is there a POSIX shell alternative to read -e? [duplicate]
The POSIX read only supports -r (to be able to read backslashes). There is no way to ask the user for input and … Read more
Awk regular expression syntax with number of repetition – different handling between gawk 3 and gawk 4 [duplicate]
Awk regular expression syntax with number of repetition – different handling between gawk 3 and gawk 4 [duplicate]
Absolute / canonical / relative paths
Absolute / canonical / relative paths
Is there a POSIX way to shutdown a UNIX machine?
A review of the list of all POSIX commands beginning on page 4, shows no equivalent to halt or shutdown.
Is there a difference between these two commands?
Functionally similar, but specifically different. Essentially, they both read a bunch of data from the first file, write it to another file. When … Read more
POSIX equivalent to column -t
pr does a lot of what column does. If you specify an actual command line we can work on the replacement one. NAME … Read more
Are there “esoteric” (weird) but standards-compliant C compilers or runtimes?
So, is there a unix variant or unix inspired platform, (or a compiler if it is mostly up to the compiler?) which is … Read more
How do I use grep to find a text string in files in sub folders of a parent folder without -r switch
Using GNU grep (if installed): ggrep -A3 -B23 ‘word’ -R /log/ This will check every files in folder if the regular expression word … Read more
