List of technology resources I planned to revisit

Programming languages: Java

[Books] Introduction To Java Programming, Comprehensive Version by Y.Daniel Liang
[Courses] Object Oriented Programming in Java on Coursera
[Tutorials] https://www.baeldung.com/java-tutorial
[Tutorials] https://www.javatpoint.com/java-tutorial

Web technologies: html-css-javascript

[Courses] HTML, CSS and Javascript for Web Developers

[Tutorials] Javascript: https://developer.mozilla.org/en-US/docs/Web/JavaScript

[Tutorials] Javascript: https://javascript.info/
[Tutorials] https://www.html5rocks.com/en/tutorials/internals/howbrowserswork/
[Tutorials] https://www.freecodecamp.org/news/web-application-security-understanding-the-browser-5305ed2f1dac/

Database

[Courses] Introduction to SQL: Querying and managing data  - Khan Academy
[Practice] SQL Tutorial
[Practice] HackerRank SQL practice
[Tutorials] DBMS and SQL tutorials for Beginners
[Course] Introduction To MongoDB

Unix Knowledge

[Books] How Linux Works

[Tutorials] Unix Tutorials for Beginners

[Practice] HackerRank Shell Practice

Version Control

[Course] Version Control with Git
[Tutorials] A Visual Git Reference
[Tutorials] Learn Git Branching
[Books] https://git-scm.com/book/en/v2
[Cheat sheets] http://cheat.errtheblog.com/s/git

API

[Tutorials] https://www.freecodecamp.org/news/rest-api-tutorial-rest-client-rest-service-and-api-calls-explained-with-code-examples/

Cloud Computing 

[Course] Cloud Computing Basics(Cloud 101)

Computer Networking 

[Course] The Bits and Bytes of Computer Networking

[Tutorials] http://www.mahdimashrur.com/oauth-2-0/

[Tutorials] https://medium.com/google-cloud/understanding-oauth2-and-building-a-basic-authorization-server-of-your-own-a-beginners-guide-cf7451a16f66

[Tutorials]https://aaronparecki.com/oauth-2-simplified/

Containers and Orchestration

[Course] Getting Started with Google Kubernetes Engine

Caching

Redis: https://www.javatpoint.com/redis-tutorial

Message Brokers

[Tutorials] Thorough Introduction to Apache Kafka

[Tutorials] Apache Kafka's Distributed System Firefighter - The Controller Broker

Build Tools

[Tutorials] Maven Tutorial

[Tutorials] https://www.javatpoint.com/maven-tutorial

[Tutorials] Gradle Tutorials

[Tutorials] https://www.vogella.com/tutorials/GradleTutorial/article.html