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? It represents a single character * It represents zero or more characters The difference: say there are these files in system. file1 file2 file3 file4 file10 You do rm -f file? It will not delete file10, meanwhile if you do rm -f file*, it'll delete all files. What I'm trying to understand...

All my homies hate sudo. :)

https://www.ibm.com/docs/vi/aix/7.2?topic=systems-directories How do I check the size occupied by just the symbol table of a directory? i.e the mapping of file names to inodes?

I mean I can read the output. I want to make sense out of that.

What kind of issues can I troubleshoot using lsblk command? I use df command to check if the disk is full or not in linux. Tell me how can I use this combo for troubleshooting purposes?

Where have you selected the logs to print?

LC_ALL=C awk -v beg=10:00:00 -v end=13:00:00 ' match($0, /[0-2][0-9]:[0-5][0-9]:[0-5][0-9]/) { t = substr($0, RSTART, 8) if (t >= end) selected = 0 else if (t >= beg) selected = 1 } selected' I didn't write this script but I vaguely understand it in gist and what it does...

Problem Statement: We're using scrum at work. Not every member has scrum account. Only senior members have it (I'm not sure why). The 60% employees are among juniors. So, our purpose is one of the members of the junior team will lead the junior team in assigning tickets. The tickets are...

Why'd anyone need to send a payload greater than 1MB in a mobile banking application?

Why'd any client send request payload greater than 4MB? I don't understand. What kind of websites need 4MB request payload size?

This is the workflow I want. persons: A,B,C,D,E. date: today, yesterday,......all days. should be shareable to view by everyone.

[Unit] Description=The NGINX HTTP and reverse proxy server After=syslog.target network-online.target remote-fs.target nss-lookup.target Wants=network-online.target [Service] Type=forking PIDFile=/run/nginx.pid ExecStartPre=/usr/sbin/nginx -t ExecStart=/usr/sbin/nginx ExecReload=/usr/sbin/nginx...

i get super lazy once I reach around 70-80% of the udemy course and stop performing my best. I study well for the first 70% of my course, but once I reach 70%, I start to feel "know it all type" and feel unchallenged. Thus reducing my motivation to learn. How do I fix this issue? Currently...

cat greeting hello cat greeting | tr -d "\r" hello world Create a file called greeting so that you can generate the expected output as shown in second case.

I've read these blogs about maxage and rotate when used in conjunction and I'm still confused about it. https://www.clearos.com/clearfoundation/social/community/silly-question-re-logrotate-and-rotate-vs-maxage https://unix.stackexchange.com/questions/261696/logrotation-rotate-and-maxage-command...

https://www.keycdn.com/support/logrotate#maxsize /var/log/nginx/*.log { size 50G } Does this mean the size of all the log files in /var/log/nginx will be more than 50G then rotate the log or does it mean the size of 1 log file in /var/log/nginx will be more than 50G then logrotate?

Thank you but I now chaned the logic of my script.

Say I've servername-server servername servername_new_bak Say servername and servername_new_bak aren't running. When I do ps -aux| grep servername | wc -l I want only 1 as output as servername is not running, but currently I'm getting 3 as output because servername-server is running. That's...

#Declare the path PATH_GF='/home/srvrname/srvrname/bin/asadmin' domainArray=("dom1" "dom2" "dom3" "dom4" "dom5" "dom6" "dom7") for domain in $domainArray; do $PATH_GF stop-domain $domain done echo "All Domains Have Been Stopped" i="0" while [ $i -lt 10 ]; do echo "Waiting some time" &...

I am tired with my laptop vm. The laptop is seemingly powerful. 1TB SATA SSD and 16GB RAM. But i5 processor. But when I run 3 VMs on it, they freak out and hang. I am tired because my multi-server learnings like nginx-reverse proxy, load balancing, and things that require mutliple servers are...