I remember when I was young, in the early 2000s, we used to check cricket scores on the ESPN sports website. That web page used to refresh automatically every 10 seconds to serve us the real-time score without us touching the keyboard And, we were happy. However, when it’s the final match, it is hard to wait even for 10 seconds.

Technology has come a long way. Now the apps are so responsive that you can even see if a person on the other side is typing the comment on your post.

Today, there are so many Javascript libraries available…


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