Glossary

What is systemd? — step-by-step DevOps tutorial on Progressive Robot

What is systemd?

Many Linux distributions use systemd to manage system settings and services. systemd organizes tasks into components called units, and groups of units into targets, that can be used to create dependencies on other system services and resources. systemd can start units and targets…

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What is the Public Cloud? — step-by-step DevOps tutorial on Progressive Robot

What is the Public Cloud?

The public cloud refers to cloud services (such as virtual machines, storage, or applications) offered publicly by a commercial provider to businesses and individuals.

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What is NoSQL? — step-by-step DevOps tutorial on Progressive Robot

What is NoSQL?

NoSQL is a term generally used to describe any database management system that uses a data model other than the relational model.

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What is a CDN? — step-by-step DevOps tutorial on Progressive Robot

What is a CDN?

A content delivery network (CDN) is a geographically distributed group of servers optimized to deliver static content to end users. This static content can be almost any sort of data, but CDNs are most commonly used to deliver web pages and their related files, streaming video and audio, and large software packages.

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What is Python? — step-by-step Python tutorial on Progressive Robot

What is Python?

Python is a flexible programming language that prioritizes the clarity and readability of code. A good choice for many software development use cases, Python is often used for scripting, automation, data analysis, [machine…

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What is Open Source? — step-by-step DevOps tutorial on Progressive Robot

What is Open Source?

Open source software (OSS) is software that’s freely available to use, redistribute, and modify, typically shared via a public repository hosting service.

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What is a Container? — step-by-step Docker tutorial on Progressive Robot

What is a Container?

A container is a minimalist, isolated user-space environment that runs at the operating system level and shares system resources with other instances. Containers are designed to provide a portable and consistent runtime environment for applications, while consuming less resources than a traditional server or virtual machine. This allows for an overall better use of computing resources in multi-component, distributed applications, and highly-available systems.

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What is Django? — step-by-step Python tutorial on Progressive Robot

What is Django?

Django is an open source Python web framework used for web development. Released in July 2005, Django is popular for its…

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What is MySQL? — step-by-step Databases tutorial on Progressive Robot

What is MySQL?

MySQL is an open-source relational database management system. As with other relational databases, MySQL stores data in tables made up of rows and columns and users can define, manipulate, control, and query data using Structured Query Language, more commonly known as SQL.

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What is MEAN? — step-by-step DevOps tutorial on Progressive Robot

What is MEAN?

MEAN is a free and open-source set of technologies for creating dynamic websites and web applications with JavaScript.

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