To delete or remove the Master Boot Record (MBR) in Linux, you can use the dd command. The dd command can be used to overwrite the MBR with zeros or other data. Here’s how you can use dd to delete the MBR: Determine the device name of the disk you want to delete the MBR … Read more

Here’s how to create a Slackware Linux bootable USB pen drive: Insert the USB pen drive into your computer. Determine the device name of the USB pen drive: $ lsblk In this example, the USB pen drive is /dev/sdb. Make sure to replace this with the device name of your USB pen drive. Unmount the … Read more

To stop or interrupt the cp or mv command in Linux or Unix, you can use the CTRL + C keyboard combination. CTRL + C sends the SIGINT signal to the process, which tells it to stop its execution immediately. If the cp or mv command is in the middle of copying or moving a … Read more

The error “Installed (but unpackaged) file(s) found” in rpmbuild typically occurs when you are building an RPM package and there are files that are installed on the system, but they are not specified in the RPM specification file (.spec file). This means that the files will not be included in the RPM package, and when … Read more

To install Adobe Flash Player on Red Hat Enterprise Linux (RHEL) 6 or CentOS 6 for the Firefox browser, you can follow these steps: Install the required dependencies: $ sudo yum install nspluginwrapper alsa-plugins-pulseaudio libcurl Download the Adobe Flash Player for Linux from the official Adobe website: $ wget https://fpdownload.adobe.com/get/flashplayer/pdc/27.0.0.187/flash-player-27.0.0.187-release.x86_64.rpm Install the Adobe Flash Player … Read more

To install gpass password manager on CentOS or Red Hat Enterprise Linux (RHEL) with the GNOME2 desktop environment, you can follow these steps: Install the required dependencies: $ sudo yum install gnome2-devel gnome-keyring-devel libgnome-keyring-dev gtk2-devel Download the source code for gpass from its official website or Github repository: $ wget https://github.com/gpass/gpass/releases/download/v0.5.1/gpass-0.5.1.tar.gz Extract the source code: … Read more

In Mac OS X, you can move the Dock and the menu bar to an external display by following these steps: Connect your external display to your Mac. Click the Apple menu, and then choose “System Preferences.” Click “Displays” to open the Displays preferences. Select the external display from the list on the left side … Read more

To convert an AVI file to MOV format using the ffmpeg command in Linux or Unix, you can use the following syntax: ffmpeg -i input.avi -c copy output.mov Here, input.avi is the name of the input AVI file, and output.mov is the name of the output MOV file. The -c copy option tells ffmpeg to … Read more

You can assign the result of a printf command to a variable in the bash shell by using command substitution. Command substitution allows you to execute a command and capture its output as the result of the substitution. To assign the result of a printf command to a variable, use the following syntax: VAR=$(printf “format … Read more

There are several ways to detect the display card chipset on a Linux system. Here are a few methods: Using lspci: The lspci command is a utility that lists all PCI devices on a Linux system, including display cards. To get information about the display card chipset, run the following command: lspci | grep VGA … Read more