This question already has answers here: bash alias command with both single and double quotes (4 answers) Closed 1 year ago. This was the alias: # make a tmux session in working dir with the name of the dir alias th=’tmux new -s $(pwd | tr ‘\/’ ‘\n’ | tail -n 1)’ It doesn’t work … Read more
I work on Ubuntu 19. I have a .crt and a key file. I want to test my web app on https localhost. I wanted to add crt file to Chrome (settings > advanced > manage certificates -> import ). So I tried to import the .crt file but I got is this: “Certificate Import … Read more
Well, the title say it all. I have a ruby script I want running as a service (one I can start and stop) on my Linux box. I was able to find how to do it on Windows here Some readings point to creating daemons or cron tasks. I just need something simple I can … Read more
I have a program that has two separate sections: one of them should be executed when the network interface is wireless LAN and the other one when it’s a wired LAN connection. How can I know that inside of my program? What function should I use to get that information? Answer If your device name … Read more
I have this test program which will fetch url parallel, but when I increase the parallel number to about 1040, I start to get lookup www.httpbin.org: no such host error. After some Google, I found others say that not close the response will cause the problem, but I do close that with res.Body.Close(). What’s the … Read more
Attaching strace shows a lot of these messages: poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, events=POLLIN}, {fd=8, events=POLLIN}, {fd=9, events=POLLIN}, {fd=10, events=POLLIN}], 6, 0) = 0 (Timeout) poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, events=POLLIN}, {fd=8, events=POLLIN}, {fd=9, events=POLLIN}, {fd=10, events=POLLIN}], 6, 0) = 0 (Timeout) poll([{fd=5, events=POLLIN}, {fd=6, events=POLLIN}, {fd=7, events=POLLIN}, {fd=8, events=POLLIN}, {fd=9, events=POLLIN}, {fd=10, events=POLLIN}], 6, … Read more
I’m in a software security class and we are currently learning about buffer overflows and how they are exploited. I have a program that I know how to exploit, but I appear to be unable to do so because I have to write hex that it is not allowing me to write. I need to … Read more
When using rsync sometimes the rsync doesn’t copy all the files done, below is my code I use. Is they a way to do a checksum or check after the rsync to see if all the files have been copied and if not try again until all files have been copied? TEMP=”/home/user/temp” OPTS=”-rav -h” rsync … Read more
I included: #include <sched.h> #define _GNU_SOURCE Then in my code I have written (brief mention): cpu_set_t set; CPU_ZERO(&set); CPU_SET(proc_num, &set); if (sched_setaffinity(gettid(), sizeof(cpu_set_t), &set)) { perror(“sched_setaffinity”); return NULL; } But when I compile I find undefined reference to ‘CPU_ZERO’ undefined reference to ‘CPU_SET’ How can I fix this problem? Answer You need to place #define … Read more
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed 7 years ago. Improve this question I have a MongoDB server running on an inexpensive Linux VPS (1 x 2.0GHz CPU and 1GB RAM). It’s … Read more
