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Tag: unix

How to use SIGALARM in rust?

I have a problem using alarm from nix library in rust. I am trying to communicate two child process with alarms, the exercise consist in send a signal to child process to other every two seconds, and retun it with pipe. When I run the code it still waiting and I can’t see the message. This is my code: Thanks!!!

dont understand Linux command

I’m working on existing php project and I’m totally beginner with that . I ‘m trying to understand this line of code . I’ve searched alot and I know that exec is used to run unix command . But I don’t understand the first part /usr/local/sbin/clog ‘/var/log/filter.log’ I also dont understand | meaning here also I don’t understand this part

sqlplus query + loop on linux

I have pratically 0 experience on unix and few on mysql and I am finding hard where to start to complete this task, I have to write a .sh file to launch once a day. I have a table on OracleDb where I have 2 columns I need: path and file_name. Once I get the results, I should loop through

can i delete nohup.out, Because it stopped writing?

I executed a python code in the AWS Lightsail linux server in the background It contains 5M Records insertions and I added logs after every insertion. I don’t see log output after 852. I Can see my process is still running the background If I delete the nohup.out file will it recreate the file with new Logs? How can I

How to make a strict match with awk

I am querying one file with the other file and have them as following: File1: File2: This command: returns lines that overlap, BUT doesn’t have a strict match. Having a strict match, only Helen Stanley should have been returned. How do you restrict awk on a strict overlap? Answer With your shown samples please try following. You were on right

Rails server disk space keeps showing out of space [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions about professional server or networking-related infrastructure administration on Stack Overflow. You can edit the question so it’s on-topic for Stack Overflow. Closed 7 months ago. Improve this question I’m running a rails server with docker on EC2, it has 64G volume.