To kill the outer loop I usually add a sleep command and press CTRL-C some more times: while :; do LONGTIME_COMMAND; sleep 1; done. Please notice: the colon behind while is interpreded as …

Jul 3, 2023 · I am doing a unix script using until loop.The idea of my script is it need to continuously verify the url status whether is up or down.When its up, it will exit the loop. In my script, I will use c...

I have a program which produces useful information on stdout but also reads from stdin. I want to redirect its standard output to a file without providing anything on standard input. So far, so goo...

Aug 7, 2011 · I encountered the following in /var/log/syslog on Ubuntu 14.04. Mar 24 09:41:19 ripple pulseaudio[4838]: [autospawn] core-util.c: Failed to create secure directory (/run/user/112/pulse): No …

Apr 9, 2021 · Also, in while [ true ], the test checks if true is a non-empty string. It obviously is, so this does work in giving an endless loop. But [ false ] would also be always true, so a test like that is …

FYI BSD solved this decades ago. Scroll lock will pause any scrolling buffer in any terminal or screen. Where is this in linux!!!!!

Mar 6, 2022 · What's replenishing my entropy so well, and how can I find the specific source of randomness? As of kernel 5.6, /dev/random obtains randomness from the kernel's CRNG, which is …

How would you compare these editors? What are the pros and cons of each? [note] This is not meant to be answered by those who "hate one and love another" or those who haven't used both.

Jan 27, 2015 · I'm using git. I did a normal merge, but it keeps asking this: # Please enter a commit message to explain why this merge is necessary, # especially if it merges an updated upstream into …

Is there any elegant method/technology-to-use/hack in linux, to achieve such file continuously written is at maximum N bytes long and always contains only last written data (sequentially)? This means no …