Rahul Sahu

To perform a case-insensitive find file search in Solaris, you can use the find command with the -iname option. The -iname option searches for files that match the given pattern case-insensitively. Here’s the basic syntax: find /path/to/search -iname “pattern” Here’s an example command that searches for all files in the current directory and its subdirectories … Read more

You can use the printf command in Bash to convert hexadecimal numbers to decimal. Here is an example: $ printf “%d\n” 0x2a 42 In the above example, 0x2a is a hexadecimal number, and the printf command is used to convert it to decimal format. The %d format specifier is used to specify that the output … Read more

In UNIX and Linux, you can display a large colorful text banner on the screen using the figlet and lolcat utilities. To install the figlet and lolcat utilities on your system, you can use the following commands: For Ubuntu and Debian: $ sudo apt-get install figlet lolcat For CentOS, Fedora, and RHEL: $ sudo yum … Read more

In Bash shell, it is possible to redirect output and errors of a command to /dev/null in order to discard the command’s standard output and standard error streams. This can be useful to suppress any unwanted output, such as debugging information, or to run a command in the background without displaying output. To redirect the … Read more

bindgraph is a utility for BIND (Berkeley Internet Name Domain) that generates graphs about queries sent to BIND. To install bindgraph in FreeBSD, follow these steps: Open a terminal and log in as root. Install the bindgraph package using the following command: pkg install bindgraph This command will download and install the bindgraph package from … Read more

tasksel is a command line tool in Debian and Ubuntu that allows you to install groups of packages that are commonly used together for a specific task, such as LAMP server or DNS server, in a single click. Here are the steps to install a tasks package using tasksel: Install tasksel, if it is not … Read more

Network Interface Card (NIC) bonding, also known as Link Aggregation, Trunking, or Link Failover, is a method of combining two or more network interfaces into a single logical interface. This can provide increased network bandwidth and redundancy, as well as improve network availability by providing automatic failover in the event of a network link failure. … Read more

To display line numbers in Vim, you can use the following command in command mode: :set number This will display line numbers on the left-hand side of the screen. To turn off line numbering, use the following command: :set nonumber You can also use the short version of the above commands by replacing set with … Read more

The xargs command is a powerful utility that enables a user to take the output of one command and pass it as arguments to another command. Here is an overview of how to control and use command-line arguments with xargs. The basic syntax for the xargs command is: command | xargs [options] command Here, the … Read more

To execute a cron job after system reboot on Linux, you can add a cron job to the root crontab that runs at reboot. Here are the steps to create a cron job to run after system reboot: Open the root crontab file for editing using your preferred text editor. You can use the following … Read more