pyhton install

 https://linuxhint.com/install-python-ubuntu-22-04/

kaggle

 https://www.kaggle.com/datasets/arnabchaki/data-science-salaries-2023

java8 stream tutorial

 https://www.logicbig.com/how-to/code-snippets/jcode-java-8-streams-stream-allmatch.html

Java8 grouping in depth

 https://stackabuse.com/guide-to-java-8-collectors-groupingby/

machine learning

 https://spacy.io/usage/spacy-101

https://scikit-learn.org/stable/install.html

Redis template

 https://www.tabnine.com/code/java/methods/org.springframework.data.redis.core.RedisTemplate/opsForSet

Exception handling ways in springboot

 https://springframework.guru/exception-handling-in-spring-boot-rest-api/