Closed. This question needs debugging details. It is not currently accepting answers. Edit the question to include desired behavior, a specific problem or error, and the shortest code necessary to reproduce the problem. This will help others answer the question. Closed 2 years ago. Improve this question I hav…
uWSGI server does not run with & argument
I build a docker image which runs flask on an uWSGI server. I have a uwsgi.ini file with configuration. When I use CMD [“uwsgi”, “–ini”, “uwsgi.ini”] in the Dockerfile, everything works fine and the server runs, I can access my flask app via the browser. The only prob…
recv() skipping UDP packets
I wrote simple program to handle incoming UDP packets. I send 60000 UDP packets to and this programm is losing packets. Bandwith about 60-70 Mbit/s. If I wun tcpdump in parallel, then I see that all packages are received by the kernel. Also I tried recvmsg and recvmmsg with same result. Program source code: A…
How to parse lines from a file on a FTP server without downloading it [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
How to follow latest log file with tail -f?
I have a dir that saves a fresh log file for each run, so I use the following command to follow the latest log file: So my question would be if there is any way to jump from one file to the next, if there is a newer log file available without having to stop the latest tail -f and
How could I find the resolution of a display running Python3 on Linux?
I’ve tried the following methods but none would work on Linux Answer Try using tkinter, like:
Fork how many processes created confused
Say i have the following program So now what we have: Fork #1 creates an additional processes. so now we have two processes. Fork #2 is executed by two processes, creating two processes, for a total of four. My confusion is after the first fork we will have two processes P1(parent) and C1 (child). each proces…
expo publish always ends up in Javascript head out of memory on Ubuntu
I have a PC running Ubuntu 20.04.1 LTS with 16GB RAM. I am trying to build apk of a expo react app. Whenever I try to run expo publish –release-channel channel_name it always runs out of memory and gives me following stacktrace: I tried setting up NODE_OPTIONS=–max_old_space_size=8192 and then on …
Is there any way in Linux to check if directory tree has changed?
I’m creating a QEMU startup script in which I compile a rootfs to cpio.gz each time I launch the env. This is fine for the moment, but when the rootfs gets bigger in size, it is going to be a problem. Is there any way to check if a given directory structure and a compiled xxx.cpio.gz are different? I me…
Continuously restart container in Docker
I am working on ARMv7 Processor rev 2 (v7l) and I have some troubles with Docker. I did soft link the Docker Root Directory to /media/sd (SD card). Now I am installing Grafana (software) on it. I have trouble with continuously restarting container on it. This is what I did: docker run -d -p 3000:3000 –n…