What does `exec "$@"` do? - Unix & Linux Stack Exchange
Sep 5, 2018 · The exec will replace the current process with the process resulting from executing its argument. In short, exec "$@" will run the command given by the command line parameters …
Please explain the exec () function and its family
May 21, 2020 · What is the exec() function and its family? Why is this function used and how does its work? Please anyone explain these functions.
What does set -e and exec "$@" do for docker entrypoint scripts?
Jan 4, 2018 · At the exec line entrypoint.sh, the shell running as pid 1 will replace itself with the command server start. This is critical for signal handling. Without using exec, the server start …
What are the uses of the exec command in shell scripts?
The exec built-in command mirrors functions in the kernel, there are a family of them based on execve, which is usually called from C. exec replaces the current program in the current …
bash - What does an "exec" command do? - Ask Ubuntu
Sep 18, 2014 · I have seen exec command used inside scripts to redirect all output to a file (as seen in this). But in simple words, what does it do?
c - Differences between fork and exec - Stack Overflow
Oct 31, 2009 · exec is a bit easier to grasp, you just tell exec to execute a process using the target executable and you don't have two processes running the same code or inheriting the …
EXEC sp_executesql with multiple parameters - Stack Overflow
Feb 12, 2015 · How to pass the parameters to the EXEC sp_executesql statement correctly? This is what I have now, but i'm getting errors: alter PROCEDURE [dbo].[usp_getReceivedCases] - …
shell - Understanding the -exec option of `find` - Unix & Linux …
Sep 1, 2017 · Each -exec also acts like a "test" on the pathnames found by find, just like -type and -name does. If the command returns a zero exit status (signifying "success"), the next part of …
Should I use `app.exec ()` or `app.exec_ ()` in my PyQt application?
Nov 22, 2015 · I mean that exec_ will work with any version of python equal to or greater than 2.6 in combination with either pyqt4 or pyqt5. Earlier versions of python are not supported by pyqt.
Difference between "system" and "exec" in Linux? - Stack Overflow
Nov 8, 2009 · What is the difference between system and exec family commands? Especially I want to know which one of them creates child process to work?