I have python functions that should run parallelly in a linux environment utilizing multi cores. Is there a way to specify which core should be used for each process explicitly? Currently, I am using python multiprocessing module to run these python functions as parallel processes in 4 cores. Answer Possibly …
lsb_release: command not found in latest Ubuntu Docker container
I just wanted to test something out real quick. So I ran a docker container and I wanted to check which version I was running: So I tried installing it (as suggested here): Anybody any idea why this isn’t working? Answer It seems lsb_release is not installed. You can install it via:
why is the error occuring when i am running the script.how can i fix it?
Here is the script was written which is based on while loop in shell scripting in Linux. I used a variable and wanted to increase the value of it till the value is less than 10. What problems could have occurred in the script? To find out I ran the script and the error is coming. Answer In line 6,
Error 310170 occured Property Node(arg 1) in Simulation Trace Environment
We tried to work out our code in LabView 2018 and tried to run it in Cybersim but this error is popping up. Any recommendation to improve the same will be appreciated. Thanks in advance. Answer 310170 means “The Ethercat is busy” https://zone.ni.com/reference/en-XX/help/372983F-01/lvrobogsm/robo_e…
“Python Exception There is no member named _M_dataplus.” when trying to print string
I’m trying to debug a segfault in a homework program and I’ve discovered that my GDB can no longer even print std::strings. How can I fix it? I’m on Ubuntu 18.04 LTS. CLang++ version: GDB version: I’ve writen a small test program called gdbbroke.cpp: I expected print test to output: Ho…
How to display all commands of the bash shell in a file? Linux [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 do run executable c++ through terminal in debug mode?
I have a c++ executable file named test .. To execute it in my terminal I run….. Although I want to run it in debug mode wherein it shows the exact command being used immediately after being executed If you are wondering what exactly I mean by debug mode.. Just like how we use -x for shell scripts This …
How can I use merge command to merge 5 rows in this text file with 1 row in another text file?
Summary I have a 1.txt with following order like this: And another 2.txt with the order like (the line number=”2/3″ is constant, just the exon line is changed) How can I use the merge command or another command to merge 5 rows in 2.txt with 1 row in 1.txt to have the final result seem like: Many t…
Memory layout of C program
When I run this C code, I get the following output as shown. What these numbers mean, why they are like that and what can we learn from it about the position of the variables. Output: Answer In general, memory is laid out as such: When you initialize a local variable like a, b, age, each variable is allowed t…
Strange POSIX semaphore behavior (stuck on sem_wait on Linux)
I’m trying to solve a school problem envolving POSIX semaphores. I’ve run into an issue that I’ve narrowed down to this simplified code: When compiling (using gcc -Wall -pthread sems.c -o sems) and running this program in Linux, I get the following output (the program doesn’t finish ex…