From pthread_key_create FreeBSD man page: /comment … The pthread_key_create() function creates a thread-specific data key visible to all threads in the process. Key values provided by pthread_key_create() are opaque objects used to locate thread-specific data. Although the same key value may be used by different threads, the values bound to the key by pthread_setspecific() are maintained on a per-thread basis
Tag: linux
Should mqueues be protected by semaphores
Should read mq_receive and write mq_send be protected by semaphores when accessing a queue in a multiprocess program or is there any sort of protection alredy built in Answer It’s always recomended to read the formal documentation for API you are using. Specifcally for mq_receive and mq_send these are: https://man7.org/linux/man-pages/man3/mq_send.3.html https://man7.org/linux/man-pages/man3/mq_receive.3.html In the atributes section you can see that both
Java giving “Could not successfully run git” when trying to compile BuildTools jar
I am trying to install BuildTools 1.18 with Java 18 in linux, following this tutorial. When I try to compile with java -jar BuildTools.jar –rev latest as instructed, it gives me this error: Here is the full output (before the error): I have git configured and tried running git init, but that didn’t change anything. Why is this happening and
sub URLs to my website not loading on Linux, Azure and Nginx – 404 not found [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about programming within the scope defined in the help center. Closed 11 months ago. Improve this question Can someone please help on what the issue is here. I have a React web app hosted on Azure Web App.
icpc error in compiling over-aligned dynamic allocated variables
I am trying to compile a code in C++, that uses over-aligned variables. If I try to compile the following code (a MWE) everything runs smoothly if I use icpx or g++ (in all the cases, the flag -std=c++17 is given to the compiler). However, when compiling using Intel icpc, I got the following error and I do not understand
Bitbake binary file not found
I am using bitbake to build and deploy my application to my linux build. I was recently made aware that my binary application was not being deployed to /usr/bin. I was told to update my mainapplication.bb to have the following line. install -m 0644 ${S}/MAIN_Application ${D}${bindir} Doing do causes my bitbake build to crash as it cannot find the MAIN_Application
aws cli describe cluster error using ‘for loop’
I’m having trouble trying to run a for loop with the aws cli command aws eks describe-cluster. I receive the below error on execution. My scripting is not the best. Any help would be greatly appreciated. Thanks. If I simply run aws eks list-clusters | grep dev-shark it outputs the below: It seems to be the comma (,) that is
Bash match on any lines that have any number of whitespace up to #
I need to clean up a config file before a source it. I need to remove any lines that have Start with # Any number of white space then a # blank lines Remove (and including) # and everything after it if line starts with a string. Example config: I have this right now The problem is line 2, #
If condition met, yet doesn’t run in Bash script
Sorry if a silly question. I have a script that doesn’t behave how it’s intended even though a condition is met. My script is something like this: I’ve tried declaring the state variable in different ways but non seem to work; also tried [ $output = $state ] [ “$output” = “$state” ] [[ ]] but nothing works. I think
Execute cat command to overwrite file
I am trying to execute the cat command from my C# code, but I am running into problems. So, this is just a very simple test, but I end up with the error: Error: cat: ‘>’: No such file or directory Now… both source and target files actually exist.. and same result if target file does not exist. If I