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Title: Allocate Uninitialized Numeric Array/Vector C++ | hacking C++

Open Graph Title: Allocate Uninitialized Numeric Array/Vector C++

X Title: Allocate Uninitialized Numeric Array/Vector C++

Description: How to allocate (large) uninitialized numeric arrays / vectors without costly zero-initialization. The approaches presented vary in their degrees of convenience, safety and ISO standard support.

Open Graph Description: How to allocate (large) uninitialized numeric arrays / vectors without costly zero-initialization. The approaches presented vary in their degrees of convenience, safety and ISO standard support.

X Description: How to allocate (large) uninitialized numeric arrays / vectors without costly zero-initialization. The approaches presented vary in their degrees of convenience, safety and ISO standard support.

Opengraph URL: https://hackingcpp.com/cpp/recipe/uninitialized_numeric_array.html

X: @hackingcpp

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Domain: hackingcpp.com

None86400
keywordinitialization value-initialization zero-initialization no_init make_unique_for_overwrite unique_ptr cudaMallocHost
authorAndré Müller
date2023-03-22
copyright2019-2023 André Müller
theme-color#0070C0
og:imagehttps://hackingcpp.com/cpp/recipe/uninitialized_numeric_array_card.png
og:site_namehacking C++
og:localeen_US
og:typearticle
twitter:cardsummary_large_image
twitter:imagehttps://hackingcpp.com/cpp/recipe/uninitialized_numeric_array_card.png
twitter:creator@hackingcpp
hcpp-page-categorycat-recipe
hcpp-tagsC++ C++11 C++17 C++98 CUDA allocators arrays initialization memory modern-C++ performance recipe std-vector

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