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Monthly Archives: March 2009
Pimpl your C++ code
We’ll take a look at the PIMPL (private implementation) pattern today, which is especially useful for larger projects, where compile times become a problem. Pimpl allows to decouple the interface from the implementation, to a point where nearly each class … Continue reading
Memory optimisations
Often underestimated, memory allocations and copying can be a serious performance problem. Especially when using STL containers, which often allocate memory “behind your back”, the memory usage can become difficult to predict, resulting in non-obvious performance problems. There are many … Continue reading