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 …
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 …
Convert NetCDF file to CSV or text using Python - Stack Overflow
Jun 5, 2017 · I'm trying to convert a netCDF file to either a CSV or text file using Python. I have read this post but I am still missing a step (I'm new to Python). It's a dataset including latitude, longitude,...
Windows 7 netcat error: 'nc' is not recognized as an internal or ...
Extract the files (e.g. C:\NetCat) Open two cmd prompts and navigated to cd \NetCat. Execute nc.exe -l -p 9999 in one cmd window and nc.exe localhost 9999 in another. Note that I'm on a 32b windows7, …
Export to netcdf / .nc file from a pandas DataFrame
Jan 30, 2025 · I want to multiple data extract from cmip6 model data and save as netcdf file by using the following scripts: import pandas as pd import xarray as xr from netCDF4 import Dataset nc_file = …
Using xarray in JupyterLab to read NC file from url
Feb 3, 2025 · I am trying to prevent unnecessary downloading of large datasets by reading the publicly available files directly from their online location. Surprisingly I cannot find an answer to my question on
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...
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 …
linux - nc: invalid option -- 'z' - Stack Overflow
Aug 1, 2016 · nc -z hostname port Into this: cat /dev/null | nc hostname port You might also want to add in an option like -w 1s to avoid the long default timeout. There might be a cleaner combination of …