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This is my story about learning concurrency. I have divided it into parts and this one is more focused on the problems concurrency and multithreaded system brings with them.

I kept hearing these terms parallelism and concurrency. Read their definitions, didn’t make any sense to me. It was like concurrency is a problem and parallelism is a solution to it or vice versa couldn’t recall it every time.

I searched a lot again and then I finally got to this fine article written by Jakob Jenkovs.

It cleared many things, then I saw an image on the internet which gave…


I wanted to see how garbage collections work. but all i can find was theory and theory. Thus thought to try it out with a very basic program to see it practically.

Some basic information that one should know.

1 Eden Space : All the new objects that are created goes to this part of heap

2 Survivor Spaces (S0/S1) : After minor GC reachable object from the Eden space and from one part (S0/S1) of the survivor space is transferred to another part of survivor space (S0/S1). And with this the age of each surviving object is incremented.

3…

Tarun Kundhiya

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