What sources do you use to find educational materials and updates in technology?

To find educational materials and updates in the field of technology, I use the following sources:

• Official documentation and websites: for example, Oracle for Java, official blogs, and guides.
• Online courses and platforms: Coursera, Udemy, Stepik.
• Communities and forums: Stack Overflow, Reddit (r/java), specialized Telegram and Discord channels.
• Technical blogs and articles: Medium, Habrahabr, DZone.
• News and reviews: sites like InfoQ, Hacker News.
• GitHub and open-source projects: studying popular repositories and their updates.

This set allows staying up-to-date with new features, patches, and best practices in Java and related technologies.