see lots of seasoned admins and cloud provider wrapper scripts use ssh client command as follows in shell:
ssh email@example.com --
What the double -- (dash) does here? Why it is used in this shell command and why not just use the following?
ssh firstname.lastname@example.org Sysadmin because even developers need heroes!!!
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know how to display line numbers using vim text editor
. How do display line numbers in the left side for any text file under Unix or Linux operating systems? [click to continue…]
ow do I concatenates the text files called first.doc and second.doc and writes the result to final.doc under Ubuntu Linux operating systems? [click to continue…]
am new Linux and Unix-like system user who recently switched from MS-Windows XP. How do I save the output of a Linux / Unix ls
command to a file named “lists.txt” using command prompt or POSIX shell such as SH/KSH/BASH? [click to continue…]
ow do I use the cat command to display the line numbers for a file called myapp.c under Linux or Unix like operating systems? [click to continue…]
am a new Unix user. I have Debian Linux installed. I need to append text to a file called daily.log. How do I use the cat command to append data to a file? [click to continue…]
have followed this cron setup tutorial
. I am using Red Hat Enterprise Linux server 6 on Dell poweredge server. I would like to know when does entries in /etc/cron.daily, /etc/cron.weekly, /etc/cron.monthly run on CentOS/RHEL v6.x/7.x and Debian / Ubuntu Linux server? [click to continue…]
ow do I display all my environment variables using bash shell on RHEL / Debian / Ubuntu / CentOS / Fedora / Mint Linux operating systems? [click to continue…]
‘m a new Unix user. How do I create a file from bash prompt without using GUI tools? How to create a file in Unix from terminal window? What’s the easiest and best way to create a file in Unix? [click to continue…]
How do I find out how many nfs clients are connected to NFS server running on Red Hat Enterprise Linux?
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