Daniel Lemire's blog

Data Science, Indexing and Software Performance

Programming Tech

117 Followers

Visit website

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

May 9

DL

Daniel Lemire's blog

7 days ago

Daniel Lemire's blog -- May 7, 2025

Daniel Lemire's blog -- May 7, 2025 May 3, 2025 C++20 concepts for nicer compiler errors In C++, templates enable generic programming by allowing functions and cla...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

April 25

DL

Daniel Lemire's blog

21 days ago

Daniel Lemire's blog -- April 23, 2025

Daniel Lemire's blog -- April 23, 2025 April 20, 2025 Streamlined iteration: exploring keys and values in C++20 In software, we often use key-value data structures...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

April 18

DL

Daniel Lemire's blog

28 days ago

Daniel Lemire's blog -- April 16, 2025

Daniel Lemire's blog -- April 16, 2025 April 13, 2025 Detect control characters, quotes and backslashes efficiently using ‘SWAR’ When trying to write fast functio...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

April 11

DL

Daniel Lemire's blog

about 1 month ago

Daniel Lemire's blog -- April 9, 2025

Daniel Lemire's blog -- April 9, 2025 April 7, 2025 How helpful is AI? Do large language models (AI) make you 3x faster or only 3% faster? The answer depends on t...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

April 4

DL

Daniel Lemire's blog

about 1 month ago

Daniel Lemire's blog -- April 2, 2025

Daniel Lemire's blog -- April 2, 2025 March 29, 2025 Mixing ARM NEON with SVE code for fun and profit Most mobile devices use 64-bit ARM processors. A growing numb...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

March 28

DL

Daniel Lemire's blog

about 2 months ago

Daniel Lemire's blog -- March 26, 2025

Daniel Lemire's blog -- March 26, 2025 March 24, 2025 Unsigned comparisons using signed types There are two main types of fixed-precision integers in modern softwa...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

March 21

DL

Daniel Lemire's blog

about 2 months ago

Daniel Lemire's blog -- March 19, 2025

Daniel Lemire's blog -- March 19, 2025 March 15, 2025 Speeding up C++ code with template lambdas Let us consider a simple C++ function which divides all values in ...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

March 14

DL

Daniel Lemire's blog

2 months ago

Daniel Lemire's blog -- March 12, 2025

Daniel Lemire's blog -- March 12, 2025 March 9, 2025 An overview of parallel programming (Go edition) In practice, the software we write runs on several processors...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

March 7

DL

Daniel Lemire's blog

2 months ago

Daniel Lemire's blog -- March 5, 2025

Daniel Lemire's blog -- March 5, 2025 March 1, 2025 How fast can you open 1000 files? Jarred Sumner, the main author of the Bun JavaScript engine, commented a few ...

Programming Tech

InboxChat.ai - Inbox AI Assistant

Save hours on filtering and sorting your inbox and focus on emails that are really important.

AD

February 21

DL

Daniel Lemire's blog

3 months ago

Daniel Lemire's blog -- February 19, 2025

Daniel Lemire's blog -- February 19, 2025 February 14, 2025 AVX-512 gotcha: avoid compressing words to memory with AMD Zen 4 processors Convention computer instruc...

Programming Tech