How to Install Expressa on Ubuntu Server Latest

This tutorial will guide you through the process of installing Expressa on Ubuntu Server Latest. Expressa is a flexible and scalable CMS built on Node.js and MongoDB. It allows developers to build robust, dynamic, and customized web applications with ease.

Prerequisites

Before you begin the installation, ensure that you have the following prerequisites installed on your Ubuntu Server:

• Node.js (version 6.x or higher)
• MongoDB (version 3.x or higher)

Step 1: Download and Install Expressa

To download and install Expressa, follow these steps:

1. Open your terminal window on the Ubuntu Server.

2. Navigate to the directory where you want to install Expressa.

3. Run the following command to download and extract the Expressa files:

   wget https://github.com/thomas4019/expressa/archive/master.zip && unzip master.zip && cd expressa-master
   

4. Run the following command to install the required dependencies:

   npm install
   

5. After the installation is complete, run the following command to start Expressa:

   npm start
   

6. Open a browser and enter the following URL to access the Expressa web interface:

   http://localhost:8080
   

Step 2: Configure MongoDB

By default, Expressa uses the MongoDB database to store its data. To configure MongoDB, follow these steps:

1. Open a new terminal window and run the following command to connect to the MongoDB shell:

   mongo
   

2. Run the following command to switch to the expressa database:

   use expressa
   

3. Run the following command to create a new user and grant it the required privileges:

   db.createUser({ user: "username", pwd: "password", roles: [ { role: "readWrite", db: "expressa" } ] })
   

   Replace username and password with the desired values.

4. Run the following command to exit the MongoDB shell:

   exit
   

5. Edit the config/default.json file in your Expressa installation directory and update the following parameters:

   • mongo.uri: Replace the mongodb://localhost:27017/expressa URL with your MongoDB connection string.
   • mongo.user: Set the username you created in step 3.
   • mongo.password: Set the password you created in step 3.

   Save the changes and restart Expressa for the changes to take effect.

Conclusion

Congratulations! You've successfully installed and configured Expressa on Ubuntu Server Latest. You can now start building your own customized web applications with Expressa.

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