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New posts in micro-optimization

std::vector-like class optimized to hold a small number of items [duplicate]

c++ optimization stl micro-optimization

What is faster: many ifs, or else if?

php micro-optimization

Is the conditional operator slow?

c# performance if-statement conditional-operator micro-optimization

How can I unit test performance optimisations in C#?

c# unit-testing optimization micro-optimization

Branch alignment for loops involving micro-coded instructions on Intel SnB-family CPUs

performance assembly x86 intel micro-optimization

Why are DateTime.Now DateTime.UtcNow so slow/expensive

c# performance micro-optimization

Java: if-return-if-return vs if-return-elseif-return

java if-statement micro-optimization

Modern x86 cost model

performance assembly x86 floating-point micro-optimization

array_push() vs. $array[] = .... Which is fastest? [duplicate]

php mysql micro-optimization

How expensive is it to convert between int and double?

c++ x86 c++-cli x86-64 micro-optimization

Cycles/cost for L1 Cache hit vs. Register on x86?

performance x86 cpu-architecture cpu-cache micro-optimization

Is performance reduced when executing loops whose uop count is not a multiple of processor width?

performance assembly x86 cpu-architecture micro-optimization

Why date() works twice as fast if we set time zone from code?

php datetime timezone micro-optimization

Why does n++ execute faster than n=n+1?

c micro-optimization optimization performance

Why does breaking the "output dependency" of LZCNT matter?

performance assembly x86 cpu-architecture micro-optimization

'Correct' unsigned integer comparison

c++ c assembly type-conversion micro-optimization

Why are loops always compiled into "do...while" style (tail jump)?

performance loops assembly optimization micro-optimization

Go: multiple len() calls vs performance?

algorithm go micro-optimization

x86_64 best way to reduce 64 bit register to 32 bit retaining zero or non-zero status

assembly x86-64 micro-optimization

Can x86's MOV really be "free"? Why can't I reproduce this at all?

c assembly x86 cpu-architecture micro-optimization
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