Entity relationship (ER) Model is a software engineering model that was developed to represent databases. They were first developed by Peter Chen and published in the paper “The Entity Relationship Model – Toward a Unified View of Data” in 1976.…
This post compiles different ways to generate income when developing or managing free and open-source software (FOSS) projects. The posts goes beyond projects within the FOSS definition, and also covers related projects that fall under the definition of open core.…
Node.js is a runtime environment for the programming language JavaScript. It allows to run code within an OS, without the need of a browser. It is asynchronous and event-driven. It is mandatory to use an application like Node.js for back-end…
Electron is a framework to build cross-platform desktop application using web technologies. The main web technologies for developing in Electron are HTML, CSS and JavaScript. It also uses Node.js framework extensively. It is a free and open source software (FOSS)…
A key-value database or key-value store is a type of database. You can read more about databases on this post. It is part of NoSQL databases. You can read more about NoSQL databases on this post. One application of key-value…
This post features some libraries or game engines written in JavaScript for video games development. List of JavaScript Libraries for Video Games JavaScript Libraries for Video Games featured on this post: The most popular are GDevelop and melonJS. GDevelop It…
This post summarizes characteristics of the different software licenses. It is part of the post about types of free and open-source licenses.. Choosing a License Each license is different, and they have different characteristics. There is no perfect license for…
Software bill of materials (SBOM) is the list of components that conforms a given software. SBOM management should be part of the software development lifecycle (SDLC). SBOM may be compound by: There was an infamous security incident related to SolarWinds…
The use of plaintext passwords in source code is unsafe and should be avoided from an Security IT point of view. Unfortunately, this is a common practice. Keep in mind that in case you are using a code repository with…
This post is an introduction to system virtualization. It is part of a series of articles about virtualization. Description of System Virtualization System virtualization implies that a system (such as an operating system is virtualized). Because it was the first…