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Daniel Lemire's blog
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Latest posts
Last updated 6 days ago
Optimizing Python scripts with AI
6 days ago
One of the first steps we take when we want to optimize...
A new way to call C from Java: how fast is it?
14 days ago
Irrespective of your programming language of choice, calling C functions is often...
How stagnant is CPU technology?
17 days ago
Sometimes, people tell me that there is no more progress in CPU...
What I Got Wrong About “Hard Work” in My 20s
24 days ago
When I was younger, in my 20s, I assumed that everyone was...
A bit of glass and freedom is all you need
25 days ago
Galileo Galilei was the OpenAI of his time. He helped establish modern...
Technology is culture
about 1 month ago
We are experiencing one of the most significant technological breakthroughs of the...
The culture war that we won
about 1 month ago
Culture wars are real. They occur when a dominant culture faces a...
By how much does your memory allocator overallocate?
about 1 month ago
How much virtual memory does the following C++ expression allocate on the...
Freedom from incompetence
about 1 month ago
Many people say that they crave more freedom But what do we...
Don’t be so eager to rewrite your code
about 1 month ago
I used to always want to rewrite my code. Maybe even use...
Parsing IP addresses quickly (portably, without SIMD magic)
about 1 month ago
Most programmers are familiar with IP addresses. They take the form of...
Performance trick : optimistic vs pessimistic checks
about 1 month ago
Strings in programming are often represented as arrays of 8-bit words. The...