Blogs to follow

Jekyll - official website, local with docker, themes

MOOC - Udemy

Crash Courses - freeCodeCamp YT, Edureka, Simplilearn

Programming - LeetCode, InterviewBit, HackerRank, HackerEarth

StackOverflow - StackOverflow

DSA - mycodeschool, Abdul Bari, Tushar Roy, GFG

System Design - Tech Dummies, Gaurav Sen, Grokking - Index

ebooks - All IT Books.net

Online Tools - java formatter, java compiler, collabedit, diagrams_net

Jekyll (Static Website Generator) - Jekyll Website

Developers - Tania Rascia, Yuya Uzu, Channel