Key Takeaways Free apps like SoloLearn, Mimo, and freeCodeCamp make programming easy and accessible in 2025.Khan Academy and ...

SQL is the world’s most popular language for managing and manipulating databases. Today, Codecademy launched a free Learn SQL interactive course that will teach you the basics of tables, queries ...

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In this training, you’ll learn Microsoft SQL Server, but the core concepts can be applied to other forms of SQL, such as PostgreSQL, Microsoft Access, or MySQL, with minor syntax differences.