open a port permanently on linux using nc (netcat) [duplicate]
May 24, 2023 · nc is the wrong tool for this job (to a greater or lesser degree based on which version you have; the more appropriate ones have the option to fork a subprocess for each new incoming …
unix - Why node nc (netcat) give error "inverse host lookup failed ...
Feb 14, 2018 · "Inverse host lookup failed" simply means that nc wanted to print which host name 10.0.0.10 corresponds to, but couldn't. UNKNOWN is simply what it then prints as the host name. …
How to listen for multiple tcp connection using nc [closed]
Apr 19, 2015 · 4 using nc it is not possible to open parallel connections to same port, however you can trick nc to open multiple connections to same port. To understand this, lets say you start listening on …
What is the difference between ssh proxycommand -W, nc, exec nc
Apr 6, 2015 · The old nc version doesn't allow using different usernames for the bastion and target server. Also, I recently learned that ssh 7.3 and newer introduced a ProxyJump parameter which is a …
Using xarray's open_mfdataset to open a series of .nc files
Jan 26, 2023 · I have a series of files named 0.nc, 1.nc, 2.nc, ... and am looking to use open_mfdataset to open them all at once, in order of filename. However, when I run the command:
How to display nc return value in Linux shell script?
I am using nc command in my Linux box like below to check if a port is listening; This displays success message: nc -z 192.168.0.2 9000 This displays 0: echo $? I have combined it in a shell scr...
Read .nc (netcdf) files using python - Stack Overflow
Apr 1, 2016 · I am trying to learn how to read netcdf files using Python in the most easiest/fastest way. I heard that it can be done with 3 lines of code but I really don't know how. I am running the MITgcm …
Combining .nc files and extracting selected variables
Dec 13, 2022 · Combining .nc files and extracting selected variables Ask Question Asked 3 years, 4 months ago Modified 3 years, 2 months ago
c - ++nc vs nc = nc + 1 - Stack Overflow
Dec 23, 2011 · The statement ++nc presents a new operator, ++, which means increment by one. You could instead write nc = nc + 1, but ++nc is more concise and often more efficient.
Test if remote TCP port is open from a shell script
I'm looking for a quick and simple method for properly testing if a given TCP port is open on a remote server, from inside a Shell script. I've managed to do it with the telnet command, and it works