How to make Linux look like macOS Mojave?
1. Install a Mac-like theme. You can find many Mac-like themes on websites like https://www.opendesktop.org/ and http://gnome-look.org/. 2. Install Mac icons. You can find many Mac icons on websites like https://www.opendesktop.org/ and http://gnome-look.org/. 3. Install Mac fonts. You can download Mac fonts like San Francisco, Apple Symbols, Menlo and Monacofonts from websites like https://www.macfonts.com/. 4. Change the desktop background. You can find many Mac-style wallpaper images online. 5. Install a dock. You can use a dock like Plank or Docky to give your desktop a Mac-style look and feel. 6. Change your window manager. The Metacity window manager is a great choice for making Linux look like a Mac.
Date:2023-03-21
How do I compile sources on Linux?
Compiling on Linux typically requires the GNU Compiler Collection (GCC). To compile a program from the command line, open a terminal window and navigate to the directory containing the source files. If needed, run the ./configure command to check your system dependencies and set up the makefile. Once the configuration is complete, run make to compile into an executable. If desired, run make install to copy the program to Linux’s bin directory. If you need more detailed instructions or are having trouble compiling the program, consult the program’s readme file or contact the developer.
Date:2023-03-19
What is nmon in Linux?
Nmon (short for Nigel’s Monitor) is a performance monitoring tool used for Linux and AIX system administrators.It is commonly used to monitor information about the system such as processors, memory, disks, network and file systems and more. It can provide real-time performance reports to help administrators optimize system performance.
Date:2023-03-19
What are the steps in the Linux booting process?
1. BIOS boot: The system powers on and the BIOS begins executing, beginning the boot process. 2. Boot loader: The BIOS finds the MBR (Master Boot Record) of the internal hard disk or any other device and transfers execution to the BOOTLOADER stage. 3. Kernel initialization: The boot loader initializes the kernel and transfers control to it. 4. Init: After kernel initialization, the kernel executes a program called init, which then spawns all other required applications and daemons. 5. Login: After all applications and daemons are initialized, the system displays a prompt for the user to login and begin using the system.1. Boot up from a Live CD – Depending on the type of Linux you are running, you’ll need to boot up from a live CD or DVD. This will allow you access to the system without booting it up as normal. 2. Check the File System – You’ll need to check the file system to make sure it isn’t corrupted. You can do this with the fsck command. 3. Check for Viruses – Viruses can be the cause of boot failure. Make sure you scan for them, using either a tool from the live CD or over the internet, from another computer. 4. Repair Boot Loaders – You may need to repair or even reinstall the boot loader. This will depend on what type of boot loader you’re using. 5. Reinstall Packages – If all else fails, you may need to reinstall certain packages and programs. This can take time and you’ll need to reinstall your data afterwards.1. Reboot your machine 2. At the GRUB menu, press the 'e' key to edit the kernel boot parameters 3. Select the kernel to boot and press 'e' again 4. Add 'text' to the end of the line starting with linux 5. Press Ctrl + X or F10 to boot in to the Linux command line.1. POST (Power On Self Test): The first step during the booting process is the POST. By the help of BIOS and CMOS the system is tested for its required hardware components and RAM. 2. Bootstrap Loader: The bootstrap loader is present in the Master Boot Record (MBR) which is located in the first sector of the hard drive. It is used to load an operating system from a hard-drive. 3. Loading the Kernel: The Kernel is responsible for initiating basic functions of the system. The kernel is thought to abstract the underlying hardware of the OS so it could work on different kinds of hardware. 4. Initializing System Devices: At this stage, the kernel would detect and activate the various peripheral devices such as the keyboard, display, mouse, etc. 5. Initializing the System Services: After the initialization of the system’s peripherals, the system services are then initialized which mainly comprises of the network services, logging services, and the execution of start-up scripts. 6. Bringing Up the User: The last step of the boot sequence is bringing up the user environment such as the Desktop and other user experiences. At this stage, the system is able to start offering user services such as web clients, mail clients, and launching of applications.1. Power on your computer and press the key you need to enter the BIOS Setup. 2. Select the Boot tab and make sure that the top item in the boot device list is set to CD/DVD-ROM. 3. Insert the Linux installation disc and save the changes you made in the BIOS. 4. Your computer should now boot from the CD. Follow the instructions on the screen to complete the setup process. 5. Once the installation is complete, you will need to restart your computer and select the option to boot into the Linux OS. 6. You may need to configure the system to recognize your hardware, such as your graphics card. Follow the on-screen instructions to do this.
Date:2023-03-18
How to install Manjaro Linux?
1. Download the latest Manjaro ISO file from their official website. 2. Create a bootable media for the installation, such as a USB drive. 3. Boot from the media. 4. Follow the installation instructions on the screen and choose the packages you would like to install. 5. Customize the installation as per your requirements. 6. Finish the installation. 7. Configure the bootloader, if necessary. 8. Enjoy Manjaro Linux!
Date:2023-03-18
How to add user to sudoers in Linux?
1. Log in as root user. 2. Open the sudoers file using the visudo command. 3. Add the new user to the sudoers file using the syntax below. user_name ALL=(ALL) ALL 4. Save and exit the file. 5. Verify that the user has been added to sudoers by using the sudo -l command.1. To grant sudo privileges quickly, use the command 'sudo adduser sudo'. This command adds the specified user to the 'sudo' group, giving them access to all sudo commands. 2. You can also modify the /etc/sudoers file with your favourite text editor. In this file, add entries for each user to be granted sudo access. 3. Additionally, you can add users directly to the 'wheel' group, giving them access to sudo privileges. Use the command 'usermod -aG wheel ' to add users to the wheel group.1. Log into the root account using the su or sudo command 2. Open the /etc/sudoers file in your preferred text editor 3. Add the user that you would like to add to the sudoers list to the bottom of the file 4. Write the following syntax to add the appropriate privileges. Username ALL= (ALL) ALL 5. Save the file and exit the text editor 6. Test if the user is able to use the sudo command by logging in as that user and entering sudo -l
Date:2023-03-18
How do I install Flathub on Red Hat Enterprise Linux?
Unfortunately, Flathub is only supported on systems that use the Flatpak runtime, so it is not possible to install it on Red Hat Enterprise Linux. However, many applications available in Flathub can be found in the Red Hat Enterprise Linux repositories.
Date:2023-03-18
Is Linux Mint a good operating system?
Yes, Linux Mint is a good operating system. It is fast, reliable, and user-friendly, and its software repository provides a large selection of open-source applications. Additionally, it has a large and active community of users and developers that are committed to making the OS better.
Date:2023-03-17
What is NetworkManager in Linux?
NetworkManager is a network-connection service for Linux systems. It is designed to simplify the process of connecting to and managing networks for both users and system administrators. NetworkManager is part of the desktop environment, and includes tools for both wired and wireless connections. It can be used to create, edit, manage, and delete connections, switch between different networks, set up static IPs and more.
Date:2023-03-16
Is Linux better than Windows?
This is a matter of opinion, as both Linux and Windows have their strengths and weaknesses. However, Linux generally has better security and is typically more customizable than Windows, so many people prefer it for those reasons.
Date:2023-03-16

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Is Linux writable?
Yes, Linux is generally a writable operating system. All users have the ability to modify files, create new directories, and install new applications.
Is it possible to install Ubuntu first?
Yes, it is possible to install Ubuntu first. By following the installation instructions provided on the Ubuntu website, you can install Ubuntu on your computer.
How to add user to sudoers in Linux?
1. Log in as root user. 2. Open the sudoers file using the visudo command. 3. Add the new user to the sudoers file using the syntax below. user_name ALL=(ALL) ALL 4. Save and exit the file. 5. Verify that the user has been added to sudoers by using the sudo -l command.1. To grant sudo privileges quickly, use the command 'sudo adduser sudo'. This command adds the specified user to the 'sudo' group, giving them access to all sudo commands. 2. You can also modify the /etc/sudoers file with your favourite text editor. In this file, add entries for each user to be granted sudo access. 3. Additionally, you can add users directly to the 'wheel' group, giving them access to sudo privileges. Use the command 'usermod -aG wheel ' to add users to the wheel group.1. Log into the root account using the su or sudo command 2. Open the /etc/sudoers file in your preferred text editor 3. Add the user that you would like to add to the sudoers list to the bottom of the file 4. Write the following syntax to add the appropriate privileges. Username ALL= (ALL) ALL 5. Save the file and exit the text editor 6. Test if the user is able to use the sudo command by logging in as that user and entering sudo -l
How can I determine why a Linux server is dropping packets?
There are a few steps you can take to diagnose why a Linux server is dropping packets: 1. Run a tcpdump to inspect the incoming and outgoing packets – this will help you to determine the source of the packets and any issues with the server's response. 2. Check the server's error logs – these will help you to identify any issues with the server's processes that could be causing packet drops. 3. Test the network connection – running network performance tests can help you identify any bottlenecks that could be causing the packet drops. 4. Check the server's routing tables – these will help you to identify if there is any incorrect routing that is causing packets to be dropped. 5. Check the hardware – if the hardware is failing, packets may be dropped. Inspect the server for any signs of hardware failure, such as disk errors or system crashes.
Is dual boot Windows and Linux OS safe to use?
Yes, dual-booting Windows and Linux is generally safe to use. It is important to make sure that you are running the latest versions of both the Windows and Linux operating systems, and to install security patches as they become available. It is also important to pay attention to the security settings of both the Windows and Linux operating system, and to use a firewall to help protect your system from malware or malicious software.
How to disable Apache modules on CentOS 7?
1. Log into your server as the root user. 2. Change directory to /etc/httpd/conf.d/ 3. Edit the configuration file for a specific module or for all modules. 4. Locate the LoadModule line for the module you wish to disable. 5. Comment out the line by adding a ‘#’ sign in front of it. 6. Restart Apache to apply the changes: sudo systemctl restart httpd.service 7. Verify that the module has been disabled by consulting the error log: tail /var/log/httpd/error_log

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