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Add postgres to sudo, sudo u postgres psql, sudo u postgres createuser, sudo service postgresql start, linux su postgres, sudo su, sudo sudo,

PostGIS and PostgreSQL are two powerful tools that have completely revolutionized the database management scene. These two software packages have been designed primarily for geospatial applications and offer a plethora of features that make them highly preferred over other alternatives. They are open-source and freely available for use, allowing developers to create robust applications that can handle large volumes of data with ease.

PostgreSQL is a robust relational database that is highly extendable and customizable. It is designed to handle complex operations and structures, and its ability to handle large volumes of data makes it an ideal choice for any large-scale application. PostGIS, on the other hand, is an extension to PostgreSQL that provides extensive geospatial functionality, including advanced spatial queries, geometries, and geographic data visualization.

Installing PostGIS and PostgreSQL on Ubuntu is a straightforward process that anyone can complete with ease. However, before you start the installation process, it is essential to ensure that your Ubuntu system meets the minimum system requirements for running the software. You should also have access to the Ubuntu command-line interface or terminal and have basic knowledge of how to execute terminal commands.

To begin the installation process, you need to open a terminal window and execute the command to update the Ubuntu package repository:

sudo apt-get update

Once the update process is complete, you can proceed to install PostgreSQL by executing the following command:

sudo apt-get install postgresql

The next step is to install PostGIS, which is done by executing the following command:

sudo apt-get install PostGIS

Once both PostgreSQL and PostGIS are installed, you can verify that they are both up and running by checking the service status:

sudo systemctl status postgresql.service
sudo systemctl status postgis.service

If the service is not started, you can start it by executing the following command:

sudo systemctl start postgresql.service
sudo systemctl start postgis.service

The final step is to verify that the installations are complete by logging into the PostgreSQL console and confirming you can create a PostGIS-enabled database:

sudo -i -u postgres    psql  CREATE DATABASE dbname;  \connect dbname;  CREATE EXTENSION postgis;

With these simple steps, you can have PostgreSQL and PostGIS up and running on your Ubuntu system. These tools pave the way for the creation of dynamic, geospatial applications that can handle large volumes of data with speed and efficiency. Try it out today and see the difference for yourself!

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    Linux su su sudo, sudo su in unix, comando sudo su en linux, linux sudo su root, sudo su linux, linux sudo su, difference between su and sudo linux, sudo su, sudo su command in linux, sudo su linux,

    Do you ever feel like you need more control over your Linux system? Look no further than the sudo command! This powerful tool allows you to execute commands with elevated privileges, giving you the ability to make important system changes with ease.

    Using the sudo command can seem daunting at first, but it's simpler than you might think. Here's how it works: when you execute a command with sudo, you're essentially telling the system that you have permission to perform that action. This allows you to bypass certain security measures and carry out tasks that would otherwise be restricted.

    The sudo command is especially helpful for system administrators who need to access and modify critical files and system settings. Without sudo, these tasks would be much more difficult (if not impossible) to perform.

    One important thing to keep in mind is that you should always use sudo with caution. Executing commands with elevated privileges can potentially cause serious harm to your system if not done properly. Always double-check your commands before executing them with sudo, and be mindful of the potential consequences.

    But with great power comes great responsibility, right? And the sudo command is certainly a powerful tool to have in your arsenal as a Linux user. With a solid understanding of how it works and the proper precautions in place, you can make the most of this tool to take control of your system and get things done more efficiently.

    Sudo su linux script

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      Managing a server efficiently is a crucial aspect of any IT-oriented business or organization. And when it comes to managing servers, it's important to have a strong understanding of command line operations. One such operation is changing the sudo password on CentOS 8.

      For those who are new to the Linux world, sudo is a command that provides temporary superuser access to execute tasks that require elevated privileges. And, as the administrator of a CentOS 8 server, it's important to know how to change the sudo password through the command line.

      To change the sudo password, you'll need to access the command line interface, which is also known as the terminal. Once you've opened your terminal, follow the steps below to change the sudo password:

      1. First, open the terminal and log in as the root user with your current password.
      2. Next, type the following command and press enter:
        passwd
      1. You'll be prompted to enter your current password. Enter it and press enter.
      2. Next, you will be prompted to enter a new password. Type the new password and press enter.
      3. You'll be asked to confirm the new password. Type it again and press enter.
      4. Your sudo password has been successfully changed.

      It's important to note that when you change your sudo password, it will also affect any other users that are configured to use sudo on the server.

      In conclusion, changing the sudo password on CentOS 8 is a simple but crucial task that every server administrator should know how to do. By following the steps outlined above, you can ensure the security of your server and the data it holds.

      Can't enter sudo password

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