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How To Install and Configure Django with Postgres, Nginx, and Gunicorn

How To Install and Configure Django with Postgres, Nginx, and Gunicorn How To Install and Configure Django with Postgres, Nginx, and Gunicorn Introduction Django is a powerful web framework for Python that allows developers to create complex, database-driven websites with ease. In this tutorial, we will show you how to install and configure Django with Postgres, Nginx, and Gunicorn on a Ubuntu server. Prerequisites A server running Ubuntu 18.04 A non-root user with sudo privileges Step 1: Installing Django The first step in this tutorial is to install Django. We will use pip, the Python package manager, to install Django: sudo apt update sudo apt install python3-pip pip3 install Django Step 2: Installing Postgres Next, we need to install Postgres, a powerful open-source relational database management system: sudo apt install postgresql postgresql-contrib St...
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How To Use Git Effectively

How To Use Git Effectively How To Use Git Effectively Git is a powerful version control system that is widely used in software development to track changes to code over time. Whether you're working on a small personal project or a large team project, Git can help you manage your code more efficiently and effectively. Setting Up Git The first step to using Git effectively is setting it up on your local machine. There are several ways to install Git depending on your operating system, but the most common way is to download and install Git from the official Git website: https://git-scm.com/downloads . Creating a Git Repository Once you have Git installed on your local machine, you can create a Git repository to start tracking changes to your code. To create a new Git repository, navigate to the root directory of your project in the terminal and run the following command: $ git init Adding Files to the Git Repository After you have initiali...
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An Introduction to Useful Bash Aliases and Functions

An Introduction to Useful Bash Aliases and Functions An Introduction to Useful Bash Aliases and Functions Bash is a popular shell that is widely used on Linux, macOS, and other Unix-like systems. It provides a powerful command-line interface for interacting with the operating system and executing shell scripts. In this tutorial, we will discuss how to create and use aliases and functions in Bash to improve your productivity and simplify common tasks. Creating Bash Aliases Bash aliases are shortcuts for frequently used commands. They allow you to type a short alias instead of a long command. To create an alias, you need to edit the ~/.bashrc or ~/.bash_aliases file and add the alias command. For example, to create an alias for the ls -la command, you can add the following line to the file: alias ll='ls -la' Now, you can use the ll command instead of typing ls -la every time. Creating Bash Functions Bash functions are more powerful tha...
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How To Set Up Master Slave Replication on PostgreSQL on an Ubuntu 12.04 VPS

How To Set Up Master Slave Replication on PostgreSQL on an Ubuntu 12.04 VPS How To Set Up Master Slave Replication on PostgreSQL on an Ubuntu 12.04 VPS PostgreSQL is a powerful and popular relational database management system used by many applications and websites. In this tutorial, you will learn how to set up master slave replication on PostgreSQL on an Ubuntu 12.04 VPS. Step 1: Install PostgreSQL The first step is to install PostgreSQL on your Ubuntu 12.04 VPS. You can do this by running the following command: sudo apt-get install postgresql This will install PostgreSQL and its dependencies on your system. Step 2: Configure the Master Server The next step is to configure the master server. To do this, you need to edit the PostgreSQL configuration file located at /etc/postgresql/9.1/main/postgresql.conf . Open this file in your favorite text editor and add the following lines: listen_addresses = '*' wal_level = hot_st...
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How To Configure Bind as an Authoritative-Only DNS Server on Ubuntu 14.04

How To Configure Bind as an Authoritative-Only DNS Server on Ubuntu 14.04 How To Configure Bind as an Authoritative-Only DNS Server on Ubuntu 14.04 If you want to set up your own DNS server to handle DNS requests for your domain, you can use Bind. Bind is a widely used DNS server that is available for many operating systems, including Ubuntu 14.04. Step 1: Install Bind The first step is to install Bind on your Ubuntu 14.04 server. You can do this by running the following command: sudo apt-get update sudo apt-get install bind9 After the installation is complete, you can check the status of the Bind service by running: sudo systemctl status bind9 Step 2: Configure Bind The next step is to configure Bind to handle DNS requests for your domain. You can do this by editing the Bind configuration file. Open the configuration file in your favorite text editor: sudo nano /etc/bind/named.conf.local Add the fol...
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How To Deploy a Laravel Application with Nginx on Ubuntu 16.04

How To Deploy a Laravel Application with Nginx on Ubuntu 16.04 How To Deploy a Laravel Application with Nginx on Ubuntu 16.04 Deploying a Laravel application with Nginx on Ubuntu 16.04 is a straightforward process that can be completed in a few steps. Here is a step-by-step guide: Step 1: Install Dependencies Before you start deploying your Laravel application, you need to install some dependencies. Run the following command to install the required packages: sudo apt-get update sudo apt-get install nginx mysql-server php7.0-fpm php7.0-mbstring php7.0-mysql php7.0-xml Step 2: Install Composer Composer is a dependency manager for PHP. To install it, run the following command: curl -sS https://getcomposer.org/installer | sudo php -- --install-dir=/usr/local/bin --filename=composer Step 3: Install Laravel Use the following command to install the latest version of Laravel: composer
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How To Configure Nginx to Use Custom Error Pages on Ubuntu 14.04

How To Configure Nginx to Use Custom Error Pages on Ubuntu 14.04 How To Configure Nginx to Use Custom Error Pages on Ubuntu 14.04 In this tutorial, we will learn how to configure Nginx to use custom error pages on Ubuntu 14.04. By default, when Nginx encounters an error, it displays a generic error page. However, you can create custom error pages to provide a more user-friendly experience for your visitors. Step 1: Create Custom Error Pages The first step is to create custom error pages. You can create custom error pages in HTML format and store them in a folder on your server. For example, you can create a folder called /var/www/html/errors and store your custom error pages there. Here is an example of how to create a custom error page for a 404 error: <!DOCTYPE html> <html> <head> <title>Page Not Found</title> </head> <body> <h1>404 - Page Not Found</h1> <p>The page you are loo...
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