Adding Solr to an existing certificate so it would run from https
In an environment that is running
- Ubuntu 20.02
- Nginx
- Solr
The default Nginx conf is located /etc/nginx/sites-available/
and contains something similar to:
How to check if Apache Struts 2 is installed on an Ubuntu
You can perform the following steps:
Check Apache Modules
Apache Struts 2 is typically integrated with Java applications and runs on servlet containers like Apache Tomcat. However, if you want to check for any signs of Struts 2 on Apache, you can look for loaded Apache modules. Run the following command:
PermissionError: [Errno 13] Permission denied
Using OpenAI to summarise PDF
To use OpenAI to summarise text from a PDF using Python 3.11.6, you'll first need to extract the text from the PDF and then send it to the OpenAI API for summarisation.
Preparation
Set-up
pip install python-dotenv langchain openai tiktoken pypdf pymupdf
Code
The current code is on my Summaries GitHub page.
How to add an environment variable in Ubuntu
To set an environment variable on Ubuntu, can be achieved via a few options. This depends on whether you want the variable to be system-wide or specific to a user's session. Here are a couple of more common methods for setting environment variables:
zipimport.ZipImportError: can't decompress data; zlib not available
Additional security updates can be applied with ESM Apps
Adding SSL wildcard certificate to Ubuntu running Nginx
Adding an SSL wildcard certificate to an Ubuntu server involves several steps. A wildcard certificate can secure subdomains of a domain with a single certificate. Here's a general outline of the process:
I'll be using an existing wildcard certificate.
sudo apt update && sudo apt upgrade -y
Solving the errors in running Open AI on Ubuntu
While the default version on Ubuntu 20.04 for Python is 3.8, I've added Python 3.11.5 (latest version).
Errors
GPTSimpleVectorIndex is deprecated
Attempting to run python3.11 model-ai.py and I'm seeing the following response
Update Python on Ubuntu
Ubuntu 20.04 comes with Python 3.8 installed. If you run the update script, you'll be informed that the latest version of Python is running. But here is the kicker, the actual latest version is currently 3.11.6... see https://www.python.org/downloads/source/
Use the following commands to download the Python 3.11.6 source code