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Perform an Exploratory Data Analysis

Identify patterns in your data using PCA (Principal Component Analysis), a dimensionality reduction technique, and two of the most popular clustering methods: k-means and hierarchical clustering.

Learn Python Basics for Data Analysis

Find out how fun and rewarding programming in Python can be! In this course, you will learn how to use and write functions, get hands-on practice on data analysis, and start working on your very first algorithm!

Development - Course

Create a Web Application With Vue.js

Take your front-end applications to the next level with one of the most popular JavaScript frameworks: Vue.js! Use Vue CLI, Vuex, and reusable Vue components to build powerful apps that can scale and grow.

Development - Course

Build Your Web Projects With REST APIs

Learn how to enrich your web projects with REST and RESTful APIs! You'll be able to access other services' data that can then be integrated into your own applications. APIs will bring a whole new dimension to your software!

Retrieve data using SQL

In this course, you will learn how to represent data using the relational model and apply relational algebra concepts to SQL, the world's most popular query language to query databases.

Development - Course

Learn programming with Java

Find out how rewarding programming can be! In this course, you'll learn the principles of object-oriented programming, get hands-on practice with interactive exercises, and start your very own app!

Design Effective Statistical Models to Understand Your Data

Build, interpret, and evaluate linear, logistic and polynomial regression models based on observations in your data.

Business - Course

Drive Digital Transformation Programs or Projects

Digital transformation is essential to success for modern business. It is the adoption of digital technologies by an organization to improve the customer experience or to introduce a new business model. Learn how to design your digital transformation strategy for your company or team in this course.

Others - Course

How do we work at OpenClassrooms?

Are you planning to join the OpenClassrooms team? That's great! Learn what you need to know before joining us in our mission to make education accessible.

Development - Course

Debug Your Java Applications

Bugs getting into your Java code? Use tools like a Java debugger and its breakpoints, conditional breakpoints, and watchpoints to find and fix Java bugs. Use the scientific method to test your bug theories, all while using tools like JConsole, VisualVM, and a Java logger!

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