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New posts in performance

How to make this Block of python code short and efficient

python performance python-2.7 if-statement

How can I speed up my Perl program?

perl optimization performance

MySQL Performance: JOIN ON vs WHERE [duplicate]

mysql performance join

Why is the same SQLite query being 30 times slower when fetching only twice as many results?

python performance sqlite fetchall

Remainder function (%) runtime on numpy arrays is far longer than manual remainder calculation

python performance numpy

Why is jQuery.ready recommended when it’s so slow?

javascript jquery performance optimization domready

How to find out what mach_msg_trap waits for?

objective-c cocoa-touch performance instruments

How do 32-bit applications make system calls on 64-bit Linux?

c linux performance system-calls

In R, how do you loop over the rows of a data frame really fast?

r performance dataframe iteration rows

Lost Cycles on Intel? An inconsistency between rdtsc and CPU_CLK_UNHALTED.REF_TSC

performance x86 x86-64 cpu-architecture rdtsc

What is the fastest way to output large DataFrame into a CSV file?

python performance pandas output

Why is drawing a line less than 1.5 pixels thick twice as slow as drawing a line 10 pixels thick?

performance delphi graphics line firemonkey

Why does clang produce a much faster code than gcc for this simple function involving exponentiation?

c++ performance gcc optimization clang

Comparing Querydsl, jOOQ, JEQUEL, activejdbc, iciql and other query DSLs

java performance spring-jdbc querydsl jooq

Performance of Array.push vs Array.unshift

javascript arrays performance time-complexity

Fast arbitrary distribution random sampling (inverse transform sampling)

python performance random

Why is str.strip() so much faster than str.strip(' ')?

python string performance python-3.x python-internals

Why is this naive matrix multiplication faster than base R's?

r performance rcpp matrix-multiplication

Using LIKE vs. = for exact string match

mysql string performance

JavaScript - === vs == operators performance

javascript performance equality comparison-operators equality-operator
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