Top Hackernews posts from lemire.me

1. Memory access on the Apple M1 processor (lemire.me)
   372 points by luigi23 almost 55 years | 260 comments
2. Peer-reviewed papers are getting increasingly boring (lemire.me)
   364 points by ingve almost 55 years | 204 comments
3. Stop spending so much time being trolled by billionaire corps (lemire.me)
   291 points by ggoo almost 55 years | 166 comments
4. Word-Aligned Bloom Filters (lemire.me)
   276 points by zdw almost 55 years | 77 comments
5. Scan HTML faster with SIMD instructions – Chrome edition (lemire.me)
   241 points by p_l almost 55 years | 131 comments
6. Go generics are not bad (lemire.me)
   232 points by ibobev almost 55 years | 286 comments
7. Fast midpoint between two integers without overflow (lemire.me)
   230 points by ibobev almost 55 years | 214 comments
8. Apple’s M1 processor and the full 128-bit integer product (lemire.me)
   230 points by tgymnich almost 55 years | 175 comments
9. Parsing time stamps faster with SIMD instructions (lemire.me)
   227 points by mfiguiere almost 55 years | 103 comments
10. C23: A Slightly Better C (lemire.me)
    216 points by mfiguiere almost 55 years | 169 comments
11. Science is the belief in the ignorance of experts (2020) (lemire.me)
    196 points by bumbledraven almost 55 years | 137 comments
12. Counting cycles and instructions on the Apple M1 processor (lemire.me)
    193 points by chmaynard almost 55 years | 90 comments
13. Hotspot performance engineering fails (lemire.me)
    191 points by slimsag almost 55 years | 102 comments
14. Negative incentives in academic research (lemire.me)
    188 points by ibobev almost 55 years | 79 comments
15. In C, how do you know if the dynamic allocation succeeded? (lemire.me)
    188 points by ibobev almost 55 years | 193 comments
16. How many billions of transistors in an iPhone processor? (lemire.me)
    182 points by greghn almost 55 years | 196 comments
17. Parsing JSON faster with Intel AVX-512 (lemire.me)
    167 points by ashvardanian almost 55 years | 71 comments
18. Avoid exception throwing in performance-sensitive code (lemire.me)
    166 points by kristianp almost 55 years | 240 comments
19. Parsing integers quickly with AVX-512 (lemire.me)
    163 points by usdogu almost 55 years | 39 comments
20. Do we need copyright? (2012) (lemire.me)
    161 points by ibobev almost 55 years | 164 comments
21. Some useful regular expressions for programmers (lemire.me)
    161 points by zdw almost 55 years | 72 comments
22. Graviton 3, Apple M2 and Qualcomm 8cx 3rd gen: a URL parsing benchmark (lemire.me)
    156 points by ibobev almost 55 years | 95 comments
23. Optimizing compilers reload vector constants needlessly (lemire.me)
    151 points by ibobev almost 55 years | 95 comments
24. Enforcement by Software (lemire.me)
    148 points by ibobev almost 55 years | 60 comments
25. Removing characters from strings faster with AVX-512 (lemire.me)
    146 points by mdb31 almost 55 years | 85 comments
26. Peer review is an honor-based system (2008) (lemire.me)
    146 points by ibobev almost 55 years | 135 comments
27. ARM vs. Intel on Amazon’s Cloud: A URL Parsing Benchmark (lemire.me)
    142 points by nnx almost 55 years | 89 comments
28. Ideal divisors: when a division compiles down to just a multiplication (lemire.me)
    141 points by chmaynard almost 55 years | 67 comments
29. Transcoding Latin 1 strings to UTF-8 strings at 12 GB/s using AVX-512 (lemire.me)
    128 points by mariuz almost 55 years | 103 comments
30. International domain names: where does https://meßagefactory.ca lead you? (lemire.me)
    127 points by Amorymeltzer almost 55 years | 79 comments
31. How does your programming language handle “minus zero” (-0.0)? (lemire.me)
    126 points by ibobev almost 55 years | 207 comments
32. Escaping strings faster with AVX-512 (lemire.me)
    124 points by ibobev almost 55 years | 60 comments
33. In C++, is empty() faster than comparing the size with zero? (lemire.me)
    123 points by ibobev almost 55 years | 81 comments
34. How many floating-point numbers are in the interval [0,1]? (2017) (lemire.me)
    113 points by burntcaramel almost 55 years | 66 comments
35. Converting integers to decimal strings faster with AVX-512 (lemire.me)
    112 points by ibobev almost 55 years | 64 comments
36. Bit Hacking (with Go code) (lemire.me)
    111 points by gus_leonel almost 55 years | 13 comments
37. Transcoding Unicode with AVX-512: AMD Zen 4 vs. Intel Ice Lake (lemire.me)
    110 points by ibobev almost 55 years | 67 comments
38. Implementing ‘strlen’ using SVE (lemire.me)
    109 points by ibobev almost 55 years | 45 comments
39. Making all your integers positive with zigzag encoding (lemire.me)
    109 points by jjgreen almost 55 years | 40 comments
40. For processing strings, streams in C++ can be slow (lemire.me)
    105 points by greghn almost 55 years | 101 comments
41. How programmers make sure that their software is correct (lemire.me)
    104 points by ibobev almost 55 years | 126 comments
42. Computing the number of digits of an integer even faster (lemire.me)
    103 points by vitaut almost 55 years | 56 comments
43. Faster remainders when divisor is a constant: beating compilers and libdivide (lemire.me)
    101 points by marcodiego almost 55 years | 16 comments
44. Parsing 8-bit integers quickly (lemire.me)
    99 points by usdogu almost 55 years | 62 comments
45. Are your memory-bound benchmarking timings normally distributed? (lemire.me)
    94 points by mfiguiere almost 55 years | 46 comments
46. Quickly checking that a string belongs to a small set (lemire.me)
    93 points by ibobev almost 55 years | 76 comments
47. Packing a string of digits into an integer quickly (lemire.me)
    93 points by mfiguiere almost 55 years | 18 comments
48. Number Parsing at a Gigabyte per Second (lemire.me)
    91 points by mpweiher almost 55 years | 19 comments
49. An overview of version control in programming (lemire.me)
    90 points by ashvardanian almost 55 years | 60 comments
50. Dynamic bit shuffle using AVX-512 (lemire.me)
    90 points by ibobev almost 55 years | 52 comments
51. Counting the number of matching characters in two ASCII strings (lemire.me)
    84 points by ingve almost 55 years | 48 comments
52. Trimming spaces from strings faster with SVE on an Amazon Graviton 3 processor (lemire.me)
    82 points by ingve almost 55 years | 49 comments
53. (Don't) crank up the warnings to 11 (lemire.me)
    82 points by jjgreen almost 55 years | 91 comments
54. How much memory bandwidth do large Amazon instances offer? (lemire.me)
    79 points by ingve almost 55 years | 43 comments
55. Defining interfaces in C++ with ‘concepts’ (C++20) (lemire.me)
    73 points by pjmlp almost 55 years | 73 comments
56. How I debate (lemire.me)
    71 points by signa11 almost 55 years | 76 comments
57. Data scientists need to learn about significant digits (lemire.me)
    68 points by ibobev almost 55 years | 65 comments
58. Revisiting Vernor Vinge’s “predictions” for 2025 (lemire.me)
    66 points by ibobev almost 55 years | 46 comments
59. Round a direction vector to an 8-way compass (lemire.me)
    64 points by greghn almost 55 years | 38 comments
60. Defining interfaces in C++: concepts versus inheritance (lemire.me)
    64 points by jandeboevrie almost 55 years | 29 comments
61. The big-load anti-pattern (lemire.me)
    64 points by r4um almost 55 years | 23 comments
62. A fast alternative to the modulo reduction (2016) (lemire.me)
    63 points by karmakaze almost 55 years | 33 comments
63. Fast bitset decoding using Intel AVX-512 (lemire.me)
    62 points by ngaut almost 55 years | 19 comments
64. Measuring energy usage: regular code vs. SIMD code (lemire.me)
    62 points by ashvardanian almost 55 years | 21 comments
65. Estimating your memory bandwidth (lemire.me)
    62 points by ingve almost 55 years | 13 comments
66. Web server 'hello world' benchmark: Go vs. Node.js vs. Nim vs. Bun (lemire.me)
    56 points by msndr almost 55 years | 66 comments
67. Large language models as research assistants (lemire.me)
    56 points by leononame almost 55 years | 23 comments
68. Programming-language popularity by GitHub pull requests (lemire.me)
    55 points by ibobev almost 55 years | 70 comments
69. Regular Visual Studio versus ClangCL (lemire.me)
    53 points by zdw almost 55 years | 36 comments
70. The absurd cost of finalizers in Go (lemire.me)
    50 points by jjgreen almost 55 years | 19 comments