This tutorial will guide you through installing the Python 3 version of Anaconda on an Ubuntu 22.04 server. Anaconda is an open-source package manager, environment manager, and distribution of the Python and R programming languages. It is commonly used for data science, machine learning, large-scale data processing, scientific computing, and predictive analytics.
Der Autor hat den Free and Open Source Fund dazu ausgewählt, eine Spende im Rahmen des Programms Write for DOnations zu erhalten. Flask ist ein kleines und schlankes…
When building modern, stateless applications, containerizing your application’s components is the first step in deploying and scaling on…
Visualization is a quick and easy way to convey concepts in a universal manner, especially to those who aren’t familiar with your data. This tutorial will describe how to plot data in Python using the 2D plotting library matplotlib. We’ll go through generating a scatter plot using a small set of data, adding information such as titles and legends to plots, and customizing plots by changing how plot points look.
In this tutorial, you’ll make an Express API server in Node.js that serves up a GraphQL endpoint. You will also build a GraphQL schema based on the GraphQL type system, including operations such as queries and mutations, as well as resolver functions to generate responses for any requests. You will also use the GraphiQL integrated development environment (IDE) to explore and debug your schema and query the GraphQL API from a client.
object storage is an object storage solution, ideal for unstructured data such as audio, video, images or large amounts of text. To learn more about Spaces and object storage, you can read through [An Introduction to the cloud provider…
The Devise gem is an authentication solution for Rails applications. The Devise gem provides many useful features for implementing user authentication in your Rails applications, such as handling user sessions and adding support for OAuth using the OmniAuth gem. In this tutorial, you will create a minimal web application with Rails and install Devise, which will allow users to create accounts, sign in, and sign out from their accounts.
Testing is an integral part of software development. With the right test setup, this process can be automated, saving a lot of time. In this article, you’ll write tests for a Node.js TODO list module. You will set up and use the Mocha test framework to structure a series of integration tests. Then you’ll use the Node.js assert module to create the tests themselves. Finally, you will try out testing with asynchronous code, and use hooks to prepare your test fixtures and environments.
In web applications, you usually need a database, which is an organized collection of data. SQLite is a simple and fast open source SQL engine that can be used with Python to store and manipulate application data. SQLite works well with Python because the Python standard library provides the sqlite3 module, which you can use to interact with any SQLite database. In this tutorial, you’ll build a small web application that demonstrates how to use SQLite with Flask.
With CSS, there are four ways to generate colors, and each has its own unique strength. This tutorial will show you how to use color keywords, hexadecimal color values, the rgb() color format, and lastly the hsl() color format. You will use all four approaches with the same set of HTML to experience how each color format works with the same content. Throughout the tutorial, you will use the color, border, and background-color properties to apply these color formats to the HTML.
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