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New posts in micro-optimization

Is it possible to tell the branch predictor how likely it is to follow the branch?

Is it more efficient to perform a range check by casting to uint instead of checking for negative values?

Fastest way to strip all non-printable characters from a Java String

Why can't GCC generate an optimal operator== for a struct of two int32s?

Floating point division vs floating point multiplication

When, if ever, is loop unrolling still useful?

what is faster: in_array or isset? [closed]

Why does my application spend 24% of its life doing a null check?

Cost of exception handlers in Python

What is the best way to set a register to zero in x86 assembly: xor, mov or and?

Should I use Java's String.format() if performance is important?

Which is better option to use for dividing an integer number by 2?