The UNIX® Standard | www.opengroup.org
Sep 16, 2024 · 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 …
What are the special dollar sign shell variables?
Sep 14, 2012 · In Bash, there appear to be several variables which hold special, consistently-meaning values. For instance, ./myprogram &; echo $! will return the PID of the process …
What is a Unix timestamp and why use it? - Stack Overflow
Dec 29, 2013 · What is a Unix Timestamp. Simply put, the Unix timestamp is a way to track time as a running total of seconds. This count starts at the Unix Epoch on January 1st, 1970 at …
unix - Proper way to exit command line program? - Stack Overflow
Nov 22, 2011 · Take a look at Job Control on UNIX systems. If you don't have control of your shell, simply hitting ctrl + C should stop the process. If that doesn't work, you can try ctrl + Z …
epoch - Convert Unix time with PowerShell - Stack Overflow
I know this is a super old question, but just wanted to share that Powershell 7's Get-Date has native support for converting Unix time now (which I discovered thanks to this question). By …
In Unix, how do you remove everything in the current directory …
May 4, 2009 · First, if you look at the rm command man page (man rm under most Unix) you notice that –r means "remove the contents of directories recursively". So, doing rm -r . alone …
unix - How to kill a process running on particular port in Linux ...
Jul 20, 2012 · I tried to close the tomcat using ./shutdown.sh from tomcat /bin directory. But found that the server was not closed properly. And thus I was unable to restartMy tomcat is running …
unix - History of users modifying a file in Linux - Stack Overflow
Sep 2, 2015 · I am wondering if its possible to list who all modified the file with course of time. I am aware that stat or ls -lrt will give the last user who modified the file. But I want to find out if it is
unix - How to attach a file using mail command on Linux ... - Stack ...
The following is a decent solution across Unix/Linux installations, that does not rely on any unusual program features. This supports a multi-line message body, multiple attachments, and …
linux - How can I recursively find all files in current and subfolders ...
May 5, 2011 · The default way to search for files recursively, and available in most cases is. find . -name "filepattern" It starts recursively traversing for filename or pattern from within the current …