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New posts in micro-optimization

Why doesn't String.equals check for equality of char[] value?

java string performance micro-optimization

How to minimize the mutex locking for an object when only 1 thread mostly uses that object and the other thread(s) use it rarely?

c++ algorithm qt mutex micro-optimization

How well do linkers cope with functions that return quickly?

c linker compiler-optimization micro-optimization lto

Determine the optimal size for array with respect to the JVM's memory granularity

java arrays memory-management micro-optimization

Speed up large modular multiplication in base 2^8 without multiplier

assembly multiplication micro-optimization riscv modular-arithmetic

Is it faster to prepend to a string with substr?

perl benchmarking substr micro-optimization

What is the fastest way to subtract two arrays in scala

scala micro-optimization scala-2.9

Should one use `if ($a != NULL)` or `if ($a !== NULL)` to control program flow?

php performance if-statement micro-optimization program-flow

Why does .NET Native compile loop in reverse order?

c# assembly x86 micro-optimization .net-native

GEMM kernel implemented using AVX2 is faster than AVX2/FMA on a Zen 2 CPU

assembly matrix-multiplication simd avx micro-optimization

How do I optimize a loop which can be fully strict

performance haskell micro-optimization

Threshold an absolute value

c++ c language-lawyer undefined-behavior micro-optimization

Why is strtolower slightly slower than strtoupper?

php c performance micro-optimization

java micro-optimization: combine set of boolean instance variables to bit vector based on int

java boolean micro-optimization bitvector

In Java, should Integer object be preferred over int primitive (same for other numeric types)?

java performance micro-optimization

C++ fixed size arrays vs multiple objects of same type

c++ c micro-optimization

is i=(i+1)&3 faster than i=(i+1)%4

c++ micro-optimization

What is faster in Python, "while" or "for xrange"

python micro-optimization

Is x >= 0 more efficient than x > -1?

c++ optimization micro-optimization
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