UNIX/Linux Programming - December 2018

I’m supposed to measure the time in seconds but not constantly access it. I’m supposed to set a new alarm each time a previous one goes off. My program comp...

[2 replies] Last: > However, my code is too slow. Well having sleep(1) in the middle of ... (by salem c)

by misslyss

trouble with race conditions?

I'm supposed to allocate a shared memory segment that contains an integer variable and set it to zero. This creates a clone that will start adding 1 to the shar...

[3 replies] Last: Line 12: SMHSZ is redefined from the line before. Why? Line 29: sbuff ... (by dhayden)

by alomaird

linking xcode with Buddy library

hello i'm trying to linking buddy library with xcode c++ to use it .. i have dependency problem i do not know way ! i downloaded the library from git then i...

[no replies]

by ajayapatel

TCP client terminating abruptly without any error message

I have created a TCP server-client application in C++, where client first sends login request and server checks the credentials and if they are proper then serv...

[1 reply] : What sort of error checking, recovery, retry do you have? Are you ass... (by salem c)

by tutu10

Kickstart Config file not working on the exam

I had issues with the installation of a vm. I suspect that there were issues with the kickstart configuration file. I did these exact steps as taught by the sel...

[1 reply] : Did you really use example.com on your command line, or did you substi... (by salem c)

by AkshayMalige

Get the sum of only a specific group of elements in a vector

Hello, I have a sorted vector and my operation is to get the sum, but only for the group of numbers that have more than 4 elements and difference less than 3. ...

[4 replies] Last: This is brilliant. I am extremely thankful for the time and interest y... (by AkshayMalige)

by ggcpp000

take a baby step in mutex programming, result is unconclusive

Here is my code I "designed". 1. Mutex is a global var. 2. CONFIG_THREAD_COUNT number of threads are launched with hello() function target. 3. In hello() fu...

[16 replies] Last: I understand what you're talking, but I've no idea what you're taking.... (by salem c)

by LoganDark

Printing any box drawing character permanently kills wcout

There's some weird issue with my program that's been torturing me for like 2 hours. This is my last day and I need to get this done ASAP, and I don't know anyon...

[16 replies] Last: Switched to std::wprintf and everything is fine now. Sorry, lol... (by LoganDark)

by mudaliaraditya

List getting corrupted

4 threads are runing this function processthread and i am taking a lock while adding at g_cProcessMutex,but sometimes list.pop_back() gives SIGABORT,what would ...

[2 replies] Last: Extending the lock to also cover g_cProcessList.empty() as well. I t... (by dhayden)

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