During a patch window, the yum update command stopped running with a Bus Error. Now when I try to execute a yum command my terminal hangs and I need to kill the process. I have tried to kill all the yum commands running that showed with the ps -aef | grep yum, this did not help. I have tried to
Tag: freeze
pip freeze doesn’t show opencv in Linux/Mint
I’ve installed OpenCV on Linux Mint and I can import it in python But when I want to see it in pip freeze, it doesn’t appear: Also, I tried to import it via PyCharm’s Project Interpreter. It wants to installation with pip. (pip install opencv-python and pip install cv2) When I installed that, I followed these steps What is the
Father-child process use pipe to talk, hangs after “execlp”, why?
I’ve got a simple text file called “tmp” under current directory, I wish to “cat” this file and then “sort” it, I want to use a c program to act like pipe “|” so I tried to use a father/child talk to do this. Unexpectedly, the program hangs after “cat”, like below: g++ to compile and run this file, after
Linux: effect of signal on multiple threads
I don’t think this is a duplicate. I have a very specific question about what happens to other threads when a signal handler is invoked. I have a multithreaded program that plays with hardware. On getting SIGTERM (from a parent process), I want the signal handler to set the state of the hardware to a given state, and exit(1). I