While many iPhone users regularly utilize the Notes app for jotting down ideas or making lists, fewer are aware of its powerful document scanning capabilities. This feature allows you to use your iPhone camera to scan documents, automatically detecting edges and transforming images into clean, rectangular forms akin to a traditional scanner’s output. However, those […]
Rocket.Chat is an open-source communication platform offering a plethora of features, including persistent chat rooms (channels) organized by topic, private groups, and direct messaging. It is a serious open-source alternative to Slack. Many organizations and businesses choose Rocket.Chat for the control that self-hosting provides, as well as for its privacy and security benefits. Over the […]
As head of engineering professionally and as a contributor to Open Source projects, I am involved in several WebApp projects, where I put a large emphasis on code quality, smooth CI/CD pipelines as part of my dedication to DevOps principles. Some of the projects involves interactions with S3 storage via the Minio package for python. […]
Many companies and organisation uses Google Workspace as the provider of their productivity and collaboration apps. The Gmail webmail service, Google drive, Google Documents, Google Meet, The calendar and many other apps are simple great tools for small and medium-sized organisations. Odoo is an open-source suite of business applications that assists companies in managing various […]
If you used a PPA or added an external repository in Debian 11, Ubuntu 22.04, chances are that you recently have been seeing a message like this every time you run apt-get: This is a warning that apt-key is printing out. The tool apt-key was responsible for managing the list of keys used by apt […]
Keep the Yaml files in your project tidy is useful. Not only it improves code readability but also helps avoiding misunderstanding and bugs. Luckily there are many tools available that helps with “linting” and formatting yaml file, I introduced two of those tools in an earlier blog post titled: YAML Files – Linting and Formatting. […]
If you are using docker and docker compose to run containered services with persistent storage and you wanted to keep backups off the host machine or offline, then you must have thought about a good solution that works for you. I will discuss the concept of a solution that is simple that worked for me. […]
Motivation You are using uncomplicated firewall (ufw) and you realised that your docker web app is accessible via the internet regardless of the status of ufw, then this article is for you. I try here to answer two questions: Why does not ufw work for Docker containers? The answer is very simple, both ufw and […]
In a previous blog post, I presented a solution to use docker-compose to obtain and renew a Let’s Encrypt SSL certificate and configure NGINX to use it. The solution depended on using two docker-compose files, one for the initialisation and the second for operation, as well as a cron job, and a couple of very […]
RedNotebook by Jendrik Seipp is one of my favourite free open-source multi-platforms applications. It is a digital version of the good old lab notebook, that is usually red, and that is often used by scientists and researchers in labs around the world. It can be used to log experiment results, to take meeting notes, to […]