The UNIX® Standard | www. opengroup. org Single UNIX Specification- “The Standard” The Single UNIX Specification is the standard in which the core interfaces of a UNIX OS are measured The UNIX standard includes a rich feature set, and its core volumes are simultaneously the IEEE Portable Operating System Interface (POSIX) standard and the ISO IEC 9945 standard
unix - What is the meaning of POSIX? - Stack Overflow Since every Unix does things a little differently -- Solaris, Mac OS X, IRIX, BSD, and Linux all have their quirks -- POSIX is especially useful to those in the industry as it defines a standard environment to operate in
How do I execute a bash script in Terminal? - Stack Overflow A: To "execute this script" from the terminal on a Unix Linux type system, you have to do three things: 1 Tell the system the location of the script (pick one) # type the name of the script with the full path > path to script sh # execute the script from the directory it is in > script sh # place the script in a directory that is on the PATH
unix - How to kill a process running on particular port in Linux . . . To list any process listening to the port 8080: lsof -i:8080 To kill any process listening to the port 8080: kill $(lsof -t -i:8080) or more violently: kill -9 $(lsof -t -i:8080) (-9 corresponds to the SIGKILL - terminate immediately hard kill signal: see List of Kill Signals and What is the purpose of the -9 option in the kill command? If no signal is specified to kill, the TERM signal a k a