All Questions
367
questions
0
votes
0
answers
57
views
Getting com ports in Python
I ran into the same problem. When I try to get com ports through Python, I get an empty list. I'm trying to get it using this code:
import serial.tools.list_ports
class Ports():
@staticmethod
...
- 3
0
votes
1
answer
366
views
MongoDB: error parsing uri: URI with srv must not include a port number
when using this protocol:
mongodb+srv://
I get an error if I include a port:
MongoDB: error parsing uri: URI with srv must not include a port number
is there a reason for this (why a port is not ...
- 97.4k
0
votes
0
answers
60
views
How to provide a single binary TCP stream to many clients?
I have a receiver, which provides a binary stream output on port 3001. But only one client can connect at the same time.
E.g.
With first netcat IP-ADDRESS 3001 I get binary data. If I start the second ...
- 1
-2
votes
3
answers
3k
views
Stuck on 16 - 17 level of Overthewire bandit game [closed]
I'm playing the CTF game on Overthewire and stuck on 16 - 17 where you got a public key and have to submit it to play the next level.
I got the public key saved at /tmp/ and set read only for the user....
- 17
-1
votes
2
answers
154
views
why I can't start a docker container ? it reports something about the port being allocated [closed]
use lsof to show a port, but every port return same info...
[kfadmin@master fundrisksys]$ lsof -i:136
24223 /usr/bin/bash /dev/pts/0
24223 /usr/bin/bash /dev/pts/0
24223 /usr/bin/bash /dev/...
- 11
0
votes
0
answers
200
views
Not able to open port 8888 on bitnami AWS LAMP instance
I need to open port 8888 on my bitnami AWS LAMP instance for websocket communication, but no matter what I do the port stays closed. I've tried so far:
sudo iptables -A INPUT -i eth0 -p tcp --dport ...
- 451
0
votes
1
answer
1k
views
How do I run a python script or compiled python application on a specific port?
I'm working on a messaging app and I need to run my python application on a specific port.
I need to be able to connect to the application directly on the server's IP and said port using PuTTY.
OS: ...
0
votes
0
answers
15
views
C++ socket connect port assignment issue [duplicate]
I have firewall opened for few ports in my network. I have created one listening port which will just listen for a connection and will create one and again enter into a listening port. I m using boost ...
- 1
-1
votes
1
answer
2k
views
What ports do Selenium uses to run ChromeDriver?
so I wonder what ports does Selenium uses with ChromeDriver to run? like from what port to what port selenium runs. Example 1500-3000
I'm trying to run selenium while using NordVpn but it says that it ...
- 1
1
vote
0
answers
70
views
Reading serial port Lua too slow linux
I am trying to read the output of a sensor through a serial port using Lua. The problem is that the rate is too slow which causes issues in my data processing steps.
Initially I wanted to use the ...
- 79
0
votes
1
answer
96
views
How should a Node.js server be started in production?
In my Node.js server I'm using app.listen(443); to try and listen and use HTTPS. This gives me the following error when I try and run it on my Linux server:
Emitted 'error' event on Server instance ...
-1
votes
1
answer
973
views
centos 7 open port is open but not working
centos 7 open port is open but not working
t try to open port on my vps centos 7 like 5060
this port is just number i need it open in my system
i open it in iptables and firewall-cmd
2004h[root@...
- 43
0
votes
1
answer
553
views
Open a port on mac for locally running spark
I am running a stand-alone Spark 3.2.1 locally, on my mac, installed via brew. This is for low-cost (free) unit testing purposes. I am starting this instance via pyspark command from terminal and able ...
- 401
0
votes
1
answer
790
views
Deploy gRPC service to Azure Linux App Service - port not open
I created a gRPC service using C#. Locally this service works. For HTTP/2 I used port 8585. I have also gRPC-Web implemented, so all methods can be called using HTTP REST API requests as well as via ...
- 317
1
vote
0
answers
1k
views
Cannot access to WSL2 port opened via IPv6 from Windows host
I have a node-server running at WSL2 Ubuntu-20.04.
netstat -tulpn in WSL shows the following ports:
The ports specified as 0.0.0.0:8080 can be accessed in both WSL and Windows via 127.0.0.1:8080 url
...
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