Communications of the ACM
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How the “Frontier” Became the Slogan of Uncontrolled AI
Artificial intelligence (AI) has been billed as the next frontier of humanity: the newly available expanse whose exploration …
From Daniel Lemire's Blog
Generating arrays at compile-time in C++ with lambdas
Suppose that you want to check whether a character in C++ belongs to a fixed set, such as ‘\0’, ‘\x09’, ‘\x0a’,’\x0d’, ‘ ‘, ‘#’, ‘/’, ‘:’, ‘<‘, ‘>’, ‘?’, ‘@’, ‘...
From Daniel Lemire's Blog
Appending to an std::string character-by-character: how does the capacity grow?
In C++, suppose that you append to a string one character at a time: while(my_string.size() <= 10'000'000) { my_string += "a"; } In theory, it might be possible...
From Daniel Lemire's Blog
For processing strings, streams in C++ can be slow
The C++ library has long been organized around stream classes, at least when it comes to reading and parsing strings. But streams can be surprisingly slow. ForContinue...
From Daniel Lemire's Blog
How many billions of transistors in your iPhone processor?
In about 10 years, Apple has multiplied by 19 the number of transistors in its mobile processors. It corresponds roughly to a steady rate of improvement of 34%Continue...
From Daniel Lemire's Blog