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working hard and fast
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working hard and fast

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@nikolaydubina
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@RoaringBitmap @FastFilter @simdjson @fastfloat @bits-and-blooms
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lemire/README.md

Pinned

  1. Parsing gigabytes of JSON per second

    C++ 16.2k 879

  2. A better compressed bitset in Java

    Java 2.8k 469

  3. Roaring bitmaps in Go (golang)

    Go 1.8k 187

  4. Go package implementing Bloom filters

    Go 1.7k 208

  5. Fast and exact implementation of the C++ from_chars functions for float and double types: 4x faster than strtod, part of GCC 12

    C++ 961 79

  6. Unicode routines (UTF8, UTF16, UTF32): billions of characters per second using SSE2, AVX2, NEON, AVX-512.

    C++ 488 33

1,102 contributions in the last year

Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Mon Wed Fri

Contribution activity

November 2022

Created a pull request in fastfloat/fast_float that received 25 comments

Conditional Clinger's fast path

As remarked by @jakubjelinek, we cannot unconditionally use the conventional Clinger's fast path because it assumes that the rounding mode is set t…

+331 −60 25 comments
Opened 15 other pull requests in 8 repositories
fastfloat/fast_float 4 merged
RoaringBitmap/CRoaring 3 merged
simdjson/simdjson 1 open 1 merged
simdutf/simdutf 2 merged
lemire/JavaFastPFOR 1 merged
lemire/simple_fastfloat_benchmark 1 merged
RoaringBitmap/SwiftRoaring 1 merged
RoaringBitmap/RoaringBitmap 1 merged

Created an issue in RoaringBitmap/RoaringFormatSpec that received 2 comments

Refer to Delta's specification

@larsk-db pointed out that they have 64-bit serialisation format in Delta: https://docs.google.com/document/d/1lv35ZPfioopBbzQ7zT82LOev7qV7x4YNLkMr…

2 comments
27 contributions in private repositories Nov 1 – Nov 23

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