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Daniel Lemire's blog
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Latest posts
Last updated 6 days ago
How fast is C++26’s std::hive?
6 days ago
C++26 adds a new container to the standard library: std::hive. It is...
Memory-level parallelism: AMD is the king
14 days ago
When your program asks for memory that is not in cache, the...
From Institutions to Individuals: the White House Report on Revitalizing U.S. Scientific Leadership
17 days ago
“`In 1945, Vannevar Bush published a report entitled Science: The Endless Frontier...
Using AI to build your own software
23 days ago
A few years ago, a friend of mine was stuck. He needed...
X just gave us an interface that AI agents can use. I pointed it at my own posts.
28 days ago
I have been on X for a long time. Like most people...
Chatting with an AI Won’t Make You a Top Programmer
about 2 months ago
When I was a kid, most people did not know how to...
Parsing JSON at compile time with C++26 static reflection
about 2 months ago
Suppose that you have a configuration file in JSON. Something like this...
Sovereign
about 2 months ago
The keyword in politics these days is ‘sovereign’ What few will admit...
How much do amd64 microarchitecture levels help in Go?
2 months ago
Our 64-bit Intel and AMD processors have evolved over decades. When you...
Embodied cognition and agentic AI
2 months ago
Where is your intelligence located? In your brain It is a simplistic...
Parsing IPv6 Addresses Crazily Fast with AVX-512
3 months ago
Every machine connected to the Internet has an address called an IP...