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What is a server in Linux?
A server in Linux is a computer system which provides services to other computer systems, usually within a network. These services can include file and print sharing, web hosting, or other services. Linux servers are typically stable and highly reliable, and can be configured to provide virtually any type of service or application.
Date:2023-02-27
How do I know if my Azure Linux agent is running?
You can check the status of your Azure Linux agent by running the command “systemctl status walinuxagent”. This will give you the current status of the agent, and indicate whether it is running properly or not.
Date:2023-02-27
How to find SMB username and password in Linux?
SMB username and password in Linux can be located in the samba configuration file located at /usr/local/samba/etc/smb.conf. Inside the smb.conf file, you can find variables such as “username map”, “password server”, and “security account” that contain the username and password.
Date:2023-02-27
What is init command in Linux?
The init command is a user-space system process that is the first process to execute when the Linux operating system starts. It is responsible for initializing system resources, spawning various daemons, activating all system services, and handling user login requests.
Date:2023-02-23
How to install packages in Linux without internet?
If you do not have access to an internet connection, you will need to install packages from an offline Linux distribution repository. To do this, you can download the packages from the repository using a separate internet-connected computer, then transfer them to your computer via a USB drive or other storage device. Once the files are on the offline computer, you can install the packages using a package manager, such as yum or apt, depending on the Linux distribution you are using.
Date:2023-02-20
How to connect Ubuntu Server to VirtualBox?
1. Download the Ubuntu Server ISO image from the Ubuntu website.
2. Create a new virtual machine in VirtualBox and select the Ubuntu Server ISO image as the installation source.
3. Follow the instructions on the screen to install Ubuntu Server and configure it to suit your needs.
4. Once the installation is complete, open the network settings for the virtual machine and configure it with a static IP address if desired.
5. Finally, start the virtual machine and connect to Ubuntu Server using SSH.
Date:2023-02-20
How do I list all files and directories in Linux?
1. List all files in current directory
Use the ls command to list all files in the current working directory:
$ ls
2. List all files and directories
To list all files and directories, including hidden, use:
$ ls -a
3. List all directories
To list only directories, use the -d option:
$ ls -d */
4. List files with specific extensions
To list only files with a specified extension, use the wildcard character ( * ) followed by the file extension.
$ ls *.txt
Date:2023-02-19
How do I install snap on Arch Linux?
Snap packages are not natively supported on Arch Linux. You may try running the snapd daemon on Arch Linux, however, it is not officially supported and may not work correctly. Alternatively, you can install Snap packages on Arch Linux using the Snapcraft tool. First, install the snapcraft package with your package manager. Then, run the snapcraft command, followed by the name of the snap you want to install. For example:
snapcraft install <snap-name>
Once the package is installed, it will be available to use as normal.
Date:2023-02-19
What are some common Linux commands for Exadata?
1. sudo: Execute a command as an administrative user
2. parted: Manage and repair partition tables
3. df: Display free disk space
4. iostat: Monitor system input/output device loading
5. uname: Print system information
6. du: Estimate file space usage
7. top: Monitor and explore processes on the system
8. ssh: Securely log into a remote computer
9. ifconfig: Configure network interfaces
10. crontab: Manage cron jobs or scheduled tasks
Date:2023-02-18
How to install Xfce on CentOS 8?
1. Install the EPEL repository.
Run the following command in your terminal to enable the EPEL repository
``` sudo yum install epel-release```
2. Install Xfce.
Run the following command in your terminal to install the Xfce desktop environment
```sudo yum groupinstall Xfce```
3. Configure the GNOME Display Manager.
Run the following command in your terminal to switch to the Xfce display manager
```sudo ln -sf /usr/bin/startxfce4 /usr/bin/startx```
4. Start Xfce.
In your terminal, reboot the system and then type in the command
```startx```
5. from now on, every time you open your terminal, Xfce will be the default display manager. You can also select Xfce from the login menu.
Date:2023-02-18
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What is LLVM in Red Hat Enterprise Linux?
LLVM (Low Level Virtual Machine) is an open source compiler infrastructure developed by the LLVM Project and sponsored by the Linux Foundation. It can be used for compiling programs written in a variety of high-level languages, such as C, C++, and Rust, into native machine code for execution on various platforms. It can also be used for optimization of code for better performance. In Red Hat Enterprise Linux, LLVM is used to provide the back-end for the GNU C Compiler (GCC).
How to run a script as another user in Linux?
You can run a script as another user in Linux by using the "sudo" command. With sudo, you can execute a command as another user and even as the root user.
To run a script as another user, use the following syntax:
sudo -u username path/to/script.sh
The above command will run the script.sh file as the user specified in the command, in this case 'username'.
You can also use the following syntax if you would like to run the script as the root user:
sudo /path/to/script.sh
By using the sudo command, you can run the script as any user with appropriate permissions.
What are the some features of Linux?
1. Open Source - Linux is open source software, meaning it is free for anyone to use, modify, and distribute.
2. Portable - Linux can run on a wide variety of hardware and is very portable, meaning it can be easily adapted to most systems.
3. Security - Linux has strong security features and security updates are readily available.
4. Customizable - Linux has a highly customizable user interface and many different distributions, or “flavors” of the operating system, that can be tailored to the user’s preferences.
5. Flexibility - Linux is extremely flexible and configurable, allowing users to tailor their system to their own needs.
6. Stability - Linux is known for its stability and reliability, and can run without crashing for long periods of time without needing to be rebooted.
How do I automount a USB drive in Debian Gnome?
1. Insert the USB drive into the computer.
2. Click on the USB drive in the file manager window.
3. Click "Mount" in the toolbar.
4. The drive should now be mounted and visible in the file manager.
Which Linux distributions look like Windows?
There are a variety of Linux distributions that look like Windows. The most popular ones include Zorin OS, Pinguy OS, LXLE, Sparta Linux, KDE Neon, and Chalet OS.
How to install Xfce on CentOS 8?
1. Install the EPEL repository.
Run the following command in your terminal to enable the EPEL repository
``` sudo yum install epel-release```
2. Install Xfce.
Run the following command in your terminal to install the Xfce desktop environment
```sudo yum groupinstall Xfce```
3. Configure the GNOME Display Manager.
Run the following command in your terminal to switch to the Xfce display manager
```sudo ln -sf /usr/bin/startxfce4 /usr/bin/startx```
4. Start Xfce.
In your terminal, reboot the system and then type in the command
```startx```
5. from now on, every time you open your terminal, Xfce will be the default display manager. You can also select Xfce from the login menu.
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