In a previous post, I wrote a bit about how Ruby objects are laid out in memory. Today we’ll use that information to write a program that will allow us to take a Ruby heap dump and visualize the layout and fragmentation of that heap. Ruby Object Layout Recap Just as a recap, Ruby objects are fixed width. That is, every Ruby object is the same size: 40 bytes. Objects are not really allocated with m
Background: My daughter is 6 years old now, once I wanted to think on some math (about some Young diagrams), but she wanted to play with me... How to make both of us to do what they want ? I guess for everybody who has children, that question comes up. Okay, I said to her: let's play a game which I called "Young diagram" for her: we took a sheet of paper and I tried to explain to her what a Young
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