ow do I change my default shell in Linux?
ow do I see how many processes are running in Linux? How can count all running processes in Linux?
am running file /usr/sbin/arp
command on a Debian VM minimal but getting an error that read as:
bash: file: command not foundHow do I fix this error on a Debian or Ubuntu Linux system? How can I install file command on Linux cloud?
recently switched from a Windows server 2016 to a FreeBSD Unix server. I need to check disk space on Unix command line. How do I find out disk space utilization information using the Unix command-line option?
am a new Linux sysadmin and Ubuntu Linux user. How can I remove hidden files in Linux? How do I delete hidden files in Linux starting with . (dot) character?
I[donotprint][/donotprint] am a new Linux sysadmin. What is the purpose of rm -rf command on a Linux? What does rm -rf command do on a Unix-like operating system?
am a new Debian Linux user. How do I delete and remove a file on Debian Linux based system?