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New posts in micro-optimization

What does `rep ret` mean?

assembly x86 micro-optimization branch-prediction

' ... != null' or 'null != ....' best performance?

java performance micro-optimization

"enter" vs "push ebp; mov ebp, esp; sub esp, imm" and "leave" vs "mov esp, ebp; pop ebp"

assembly x86 stack micro-optimization stack-frame

Divide by 10 using bit shifts?

math bit micro-optimization low-level integer-division

Does using xor reg, reg give advantage over mov reg, 0? [duplicate]

assembly x86 micro-optimization

Weird use of `?:` in `typeid` code

c++ conditional-operator micro-optimization typeid

How to force GCC to assume that a floating-point expression is non-negative?

c++ gcc assembly floating-point micro-optimization

Fast method to copy memory with translation - ARGB to BGR

c x86 rgb sse micro-optimization intel

Is reading the `length` property of an array really that expensive an operation in JavaScript?

javascript arrays micro-optimization

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

c gcc x86 compiler-optimization micro-optimization

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

c# performance micro-optimization numeric-conversion range-checking

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

java string performance optimization micro-optimization

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

c++ gcc x86-64 compiler-optimization micro-optimization

Floating point division vs floating point multiplication

c++ floating-point micro-optimization

When, if ever, is loop unrolling still useful?

performance language-agnostic optimization micro-optimization

what is faster: in_array or isset? [closed]

php performance micro-optimization

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

c# performance optimization il micro-optimization

Cost of exception handlers in Python

python performance exception micro-optimization

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

performance assembly optimization x86 micro-optimization

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

java string performance string-formatting micro-optimization
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