Why structs are larger than they appear and how to fix it | Memory alignment Explained
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This video covers the reasoning behind why structs and classes can take more memory than you think, how to avoid it and different trade-offs regarding it by explaining how memory is accessed, cache lines, and alignment.
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Timestamps:
0:00 Intro
1:26 How memory access works
9:57 Memory Alignment
15:13 The long double Anomaly
18:00 Alignment for structs
28:10 How to fix it
29:50 Packed struct
30:14 Array of Structs and Struct of Arrays
31:58 Summary
#memoryalignment #cpp #programming #struct #classes #oops