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How to Install Judge0 CE on Debian Latest?

This tutorial will guide you through the process of installing Judge0 CE, which is an open-source online code editor and compiler, on Debian Latest.

Step 1: Update Debian

Before installing Judge0 CE, ensure that your Debian system is up-to-date by running the following command in the terminal:

sudo apt-get update && sudo apt-get upgrade

Step 2: Install Required Dependencies

To run Judge0 CE, you need to install some dependencies. Run the following command to install these dependencies:

sudo apt-get install make gcc g++ git curl postgresql postgresql-contrib libssl-dev libffi-dev python3-dev python3-pip python3-setuptools python3-venv

Step 3: Create a Virtual Environment

Next, create a Python virtual environment by running the following command:

python3 -m venv env

Activate the virtual environment by running the following command:

source env/bin/activate

Step 4: Clone Judge0 CE Repo

Clone the Judge0 CE repository from the official GitHub page by running the following command:

git clone https://github.com/judge0/judge0.git

Step 5: Install Requirements

Move to the cloned repository directory by running the following command:

cd judge0

Install the required Python packages by running the following command:

pip install -r requirements.txt

Step 6: Configuration

Create a new configuration file by running the following command:

cp judge0/settings/local.py.example judge0/settings/local.py

Open the configuration file in your preferred text editor and modify the following configuration parameters:

Step 7: Setup Database

Create a PostgreSQL database by running the following command:

sudo -u postgres psql -c "CREATE DATABASE judge0;"

Create a new database user by running the following command:

sudo -u postgres psql -c "CREATE USER judge0 WITH PASSWORD '<password>';"

Replace <password> with the desired password for the judge0 user.

Grant privileges to the judge0 user on the judge0 database by running the following command:

sudo -u postgres psql -c "GRANT ALL PRIVILEGES ON DATABASE judge0 to judge0;"

Step 8: Run Migrations

Run the database migrations by running the following command:

python manage.py migrate

Step 9: Create a Superuser

Create a Django superuser by running the following command:

python manage.py createsuperuser

Step 10: Collect Static Files

Collect the static files by running the following command:

python manage.py collectstatic

Step 11: Run the Server

Run the Judge0 CE server by running the following command:

python manage.py runserver

Step 12: Test the Installation

Open your preferred web browser and navigate to http://localhost:8000. You should see the Judge0 CE home page.

Congratulations! You have successfully installed Judge0 CE on Debian Latest.

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