I am running on Ubuntu 24.04. I created a bash script that reads a file line by line in a loop and asks in this loop for a user input. (In fact it calls a function where this happens and…
I have come across the command line wc < f1 f2 and it's not clear for me what is happening under the hood: $ echo -n 'a' > f1 $ wc f1 0 1 1 f1 $ echo -n 'bb'…
i have been trying for hours but with no luck, I want to extract the (id, remote_ip, listen_addr) and put it in a txt file I have managed to do so with curl -s https://pastebin.com/raw/gGt524CS | grep -e "id" -e…
I scraped together a bash script to do multi-ping logging on Centos/Debian, when run from console it works fine, but run under crontab, the variable $NUM is left blank which should be a number such as 02 or 03, which…
I cant figure out the proper FPAT to get each comma separated value. Using bash on Debian 12.5... I have a file PING.cfg with contents: NODE01="router,10.0.0.1,5" NODE02="dns1,68.6.16.30,35" NODE03="dns2,1.1.1.1,35" Those get used as variables sourced in multiple scripts, I want a…
The is a snipped from the source CSV file. %status,date,job,project,start,end,description % //,18.03.2021,sib,sib-dede,07:00,15:00,dede-mongo % //,11.06.2021,sib,sib-dede,07:00,15:00,dede-mongo % //,24.06.2021,sib,sib-dede,07:00,15:00,dede-mongo % ?,02.08.2021,sib,sib-accounting,14:35,16:35,business-plan % ?,13.10.2021,sb,sb-accounting,11:30,12:00,e-mail-pump I like to extract from the source CSV file the start time in column 5 and the end time in…
Running Ubuntu. After updating the /etc/aliases file, the newaliases command must be run to build an alias database /etc/aliases.db. I can successfully run sudo newaliases but when I created a shell script (named myscript.sh) that uses the newaliases command, I…
I would like a bash shell script (for my Debian 12 system) which accepts multiple paths as arguments, and then checks if a file can be successfully created in each one. Then the result should be put into json format.…
I'm using Docker for many of our services and the command docker ps is essential for me but I hate the long and extensive output. For example in this server: [root@server docker-postgres]# docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS…
While coding on VSC, I often need to use the terminal within the virtualenv I'm using at the moment. The problem is: every time I go to "New Terminal", I need to activate the virtualenv I need for that specific…